When using ANOVA procedures, the research hypothesis is: there is no significance difference within the mean values of the groups.
What is a Research Hypothesis in ANOVA Procedure?ANOVA procedure compares the mean values of different groups that are administered with treatments. The research hypothesis, such as the null hypothesis would be stated as: no significance difference in the mean values within the groups.
Thus, we can conclude that the research hypothesis when using the ANOVA procedures can be stated as a null hypothesis, which states that: there is no significance difference within the mean values of the groups.
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find the length of CB
A. 7
B. 4
C. 14
D. 2
Answer:
7
Step-by-step explanation:
5x-3 = 3x+1
2x=4
x=2
plug in
5(2)-3
10-3
7
answer: 7
can someone please help meee
Answer:
Step-by-step explanation:
Ok so you are given the values of the slope-intercept form with m being the slope and b being the y-intercept. So since b is equal to -1 you want to plot a point at (0, -1) since that is the y-intercept (when x = 0). The next thing you want to do is look at the slope, which is essentially saying each time x increases by 5 the y-value decreases by 4 or in other words rise/run which is negative which is why you're going down. So from the point (0, -1) go forward 5 units and go down 4 units which should lead you to (5, -5) and the third point you can plot is by going backwards instead of forwards. So instead of every time x increases by 5 y decreases by 4 you're going to do the inverse. Every time x decreases by 5, y is going to increase by 4. So by doing this from the y-intercept (0, -1) you should go backwards 5 units and up 4 units which should lead you to (-5, 3). And then now just draw a line that goes through all those three points. Hope that helps :)
Copy and complete the workings to find the value of each expression when m=2 and p=-4
Answer:
- 24
Step-by-step explanation:
4(m + 2p) ← substitute m = 2 and p = - 4 into the expression
= 4(2 + 2(- 4) )
= 4(2 - 8)
= 4(- 6)
= - 24
Given ST|UV and SU || TV, find the measure of each angle below.
Find the angle of STU
Find the angle of TVW
Answer: [tex]\angle STU=34^{\circ}, \angle TVW=116^{\circ}[/tex]
Step-by-step explanation:
By the alternate interior angles theorem,
[tex]3x+4=2x+14\\\\x+4=14\\\\x=10\\\\\implies \angle STU=3(10)+4=\boxed{34^{\circ}}[/tex]
By the alternate interior angles theorem, [tex]\angle UTV=82^{\circ}[/tex], and we also know that [tex]\angle TUV=34^{\circ}[/tex].
Thus, by the exterior angle theorem,
[tex]\angle TVW=82+34=\boxed{116^{\circ}}[/tex]
How to determine whether square root equation is always, sometimes , never, or true?
Answer:
While identity is true for all values of x, an equation may be true only for some values of x, or for no values of x. Examples: 2x + 6 = 4 is true when x = -1, but not when x = 0. The equation x + 5 = x is never true because a number is never equal to five more than itself.
Step-by-step explanation:
I hope this helps
the only difference between the set of whole numbers and the set of natural numbers is that 0 is only included in the set of (circle answer)
whole numbers or natural numbers).
Answer:
Whole numbers
Explanation:
0 is a whole number, but not a natural number. Whole numbers include all natural numbers and 0.
Can someone help me please???
Answer:
c is the answer. I hope that helps
Follow the steps to find the
area of the shaded region.
Use trigonometry to find
the height of the triangle.
Hint: Use SOHCAHTOA
h = [?] cm
51%
8 cm
Round to four decimal places.
129°
8 cm
Answer:
6.2172
Step-by-step explanation:
sin129=h/8
h=8(sin129)
8 x 0.77714596... =
6.2172
I just did it.
The Sine or Sinθ in a right-angle triangle is the ratio of its perpendicular to its Hypotenuse. The height of the triangle is 6.2172 cm.
What is Sine (Sinθ)?The Sine or Sinθ in a right-angle triangle is the ratio of its perpendicular to its Hypotenuse. it is given as,
Sin(θ) = Perpendicular/Hypotenuse
where,
θ is the angle,
Perpendicular is the side of the triangle opposite to the angle θ,
The hypotenuse is the longest side of the triangle.
In the given diagram let the centre of the circle be represented by O, while the point at which line segment h and the circle intersect be represented by B. Also, the point at which the 90° angle is formed is represented by A.
Now, in the ΔABO, for the ∠AOB, the sine ratio of the trigonometric function can be written as,
sin(θ) = perpendicular / Hypotenuse
sin(51°) = AB / OB
sin(51°) = h/ 8 cm
8cm × sin(51°) = h
h = 6.2172 cm
Hence, the height of the triangle is 6.2172 cm.
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solve for x -3x > 12
Answer:
x < -6
Step-by-step explanation:
x -3x > 12
Combine like terms
-2x>12
Divide by -2, remembering to flip the inequality
-2x/-2 < 12/-2
x < -6
Answer:
x < -6
Step-by-step explanation:
Practice Question:
f(x)= 3x^2 + 4x - 6
g(x)= 6x^3 - 5x^2 - 2
Find (f + g)(x)
Answer Options (Choose one):
A. (f+g)(x) = -6x^3 + 8x^2 + 4x -4
B. (f+g)(x) = 6x^3 + 3x^2 - x - 8
C. (f+g)(x)= 6x^3 - 2x^2 + 4x - 8
D. (f+g)(x)= 9x^3 - x - 8
The correct option of the function is C. (f+g)(x)= 6x^3 - 2x^2 + 4x - 8.
What is a function?The function is a type of relation, or rule, that maps one input to specific single output.
Given;
f(x)= 3x^2 + 4x - 6
g(x)= 6x^3 - 5x^2 - 2
So,
(f + g)(x) = (3x^2 + 4x - 6) + (6x^3 - 5x^2 -2)
(f + g)(x) = 3x^2 + 4x - 6 + 6x^3 - 5x^2 - 2
Now, like terms and in order of exponent
(f + g)(x) = 6x^3 - 2x^2 + 4x - 8
Therefore, the correct option is C. (f+g)(x)= 6x^3 - 2x^2 + 4x - 8.
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find the prem of shaded shape
Answer: 50m
Step-by-step explanation:
The perimeter of the shape can be found by adding together all the lengths of the sides. See attached for my work.
[tex]\huge\textbf{Hey there!}[/tex]
[tex]\large\textbf{The missing number inside of the irregular figure is: \boxed{\bf9}}\\\large\textbf{because we had to do, 14 - 4, which gives you \underline{10}, then}\\\large\textbf{subtract 10 from another \underline{1}, \& that gives you you 9.}\\\large\textbf{The other missing number at the bottom: \boxed{\bf 7} because it measures}\\\large\textbf{the SAME length as the top number\large\textbf{Lastly, the last missing}}\\\large\textbf{number is \boxed{\bf4}.}[/tex]
[tex]\large\textbf{Now, let's solve for your perimeter of this irregular figure, }\\\large\textbf{shall we?}[/tex]
[tex]\large\textbf{14m + 9m + 7m + 7m + 4m +4m + 4m + 1m}[/tex]
[tex]\large\textbf{= 23m + 7m + 7m + 4m + 4m + 4m + 1m}[/tex]
[tex]\large\textbf{= 30m + 7m + 4m + 4m + 4m + 1m}[/tex]
[tex]\large\textbf{= 37m + 4m + 4m + 4m + 1m}[/tex]
[tex]\large\textbf{= 41m + 4m + 4m + 1m}[/tex]
[tex]\large\textbf{= 45m + 4m + 1m}[/tex]
[tex]\large\textbf{= 49m + 1m}[/tex]
[tex]\large\textbf{= 50m}[/tex]
[tex]\huge\textbf{Therefore, your answer is: \boxed{\mathsf{\mathsf{50m}}}}\huge\checkmark[/tex]
[tex]\huge\text{Good luck on your assignment \& enjoy your day!}[/tex]
~[tex]\frak{Amphitrite1040:)}[/tex]1. Which is the better deal?
A. 3 pack of granola bars for $0.93
B. 8 pack of granola bars for $2.72
C. 9 pack of granola bars for $2.97
D. 6 pack of granola bars for $1.92
Answer:
A or 0.31 per bar
Step-by-step explanation:
To solve this problem we want to find the price of the singular bar and find the cheapest one. So we will divide the amount of bars by the total price, so option A will equal 0.31, option B will equal 0.34, option C will equal 0.33, and option D will equal 0.32. The cheapest per bar price would be a or 3 pack of granola bars for 0.93 cents.
The first five terms of a quadratic sequence is 1,8,21,40,65 .
What is the nth term of this sequence?
Thanks
And will give a brainliest!!
Answer: Nth term = 5
Explanation:
An = a + ( n - 1 ) d
a = first term and
d = the difference
An = 1 + ( n - 1 ) 6
= 1n - 1 + 6
CLT
N = -1+6
N = +5 /5
Mark brainliest
Answer:
Formula To Find: [tex]a_{n} = 3n^2 - 2n[/tex]
Step-by-step explanation:
Sorry I only have the answer key, lol, but for #13, can someone explain to me where they got 4.6 from?? ty and I don't need an explanation for 14; I just couldn't crop the photo
The measure of the side RS from the figure is 4.6 units
Midpoint theorem of a trapezium
The given figures are trapezoid. Given the following parameters
PQ = 4RS
We need to determine how PR is equivalent to 4.6
Since PQ = 18.4 from the diagram, hence;
18.4 = 4RS
RS = 18.4/4
RS = 4.6 units
Hence the measure of the side RS from the figure is 4.6 units
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Consider the equation. Which graph shows a line that is perpendicular to the line defined by the given equation? A. In a linear graph line diagram, A line passes through (minus 4, minus 2) and (2, minus 0.5) which intersects the x-axis at 4 units and the y-axis at minus 1 unit. B. In a linear graph line diagram, A line passes through (2, 0.5) and (minus 4, 2) which intersects the x-axis at 4 units and the y-axis at minus 1 unit. C. In a linear graph line diagram, A line passes through (2, 4) and (0.5, minus 2) which intersects the x-axis at 1 unit and the y-axis at minus 4 units. D. In a linear graph line diagram, A line passes through (2, minus 4) and (0.5, 2) which intersects the x-axis at 1 unit and the y-axis at minus 4 units.
The graph second represents the line that is perpendicular to the line y = 4x - 2 option (B) is correct.
What is the slope?The ratio that y increase as x increases is the slope of a line. The slope of a line reflects how steep it is, but how much y increases as x increases. Anywhere on the line, the slope stays unchanged (the same).
[tex]\rm m =\dfrac{y_2-y_1}{x_2-x_1}[/tex]
The question is incomplete:
The complete question is:
Consider the equation y = 4x - 2 Which graph shows a line that is perpendicular to the line defined by the given equation?
Please refer to the attached picture.
The given line:
y = 4x - 2
The slope of the line m = 4
The slope of the line which is perpendicular to the above line:
M = -1/4 = -0.25
The graph second has a slope of -0.25
[tex]\rm y\ -2\ =\ \dfrac{\left(2-0.5\right)}{-4-2}\left(x+4\right)[/tex]
y - 2 = -0.25x - 1
y = -0.25x + 1
Thus, the graph second represents the line that is perpendicular to the line y = 4x - 2 option (B) is correct.
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In a group of 36 pupils, 6 play the flute only.
6 play the piano only.
13 play neither instrument.
A student is selected at random.
What is the probability the student plays both instruments?
Help please
x-2y=15
x-3=4y
Simultaneous equation find x and y
Answer:
x = 27, y = 6
Step-by-step explanation:
x - 2y = 15
x - 4y = 3 (rearranged the orginal equation)
x - 2y = 15
- x - 4y = 3
___________
2y = 12
y = 6
Plug this value in any original equation
x - 2(6) = 15
x = 27
x and y of the simultaneous equation are 27 and 6 respectively.
Given,
x - 2y = 15
x - 3 = 4y
Here,
Equations:
x - 2y = 15
Rearranged the original equation
x - 4y = 3
Now subtract both equations,
x - 2y = 15
x - 4y = 3
⇒2y = 12
y = 6
Plug this value in any original equation
x - 2(6) = 15
x = 27
Thus the solution of system of equation is x = 27 and y = 6.
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If 1-cosA = 1/2 , Then find the value of sinA.
Step-by-step explanation:
Given :
1- cosA = 1/2
or, CosA = 1 -1/2
Therefore ; CosA = 1/2 = b/h
According to the Pythagoras theorem,
P = root under h^2 - b^2
= root under (2)^2 - (1)^2
= root under 4 -1
= root 3
Again,
SinA = P/h
= root 3 / 2
What is the measure of an exterior angle of a regular hexagon?
360°
180°
30°
60°
Answer:
60
Step-by-step explanation:
60 because a regular hexagon has a exterior angle measure of 60.
A regular hexagon has 6 sides you divide 360 by 6 which is 60
Ans: 60
Which graph represent f of x equals square root of the quantity x plus 2 end quantity minus 3? The graph shows a curve with an end point at 2 comma 3 that increasing to the right The graph shows a curve with an end point at 3 comma 2 that increasing to the right The graph shows a curve with an end point at negative 3 comma negative 2 that increasing to the right The graph shows a curve with an end point at negative 2 comma negative 3 that increasing to the right
The graph of the function:
[tex]f(x) = \sqrt{x + 2} - 3[/tex]
Is the last graph (bottom graph of the second image).
Which graph represents the given function?
Here we have the function:
[tex]f(x) = \sqrt{x + 2} - 3[/tex]
Remember that the argument of a square root must be zero or larger, then the minimum of the domain is the value of x such that:
x + 2 = 0
x = -2
Then the function starts at:
[tex]f(-2) = \sqrt{-2 + 2} - 3 = -3[/tex]
Then the graph should start at (-3, 2).
We can also identify another point by evaluating in x = 2.
[tex]f(2) = \sqrt{2 + 2} - 3 =2 - 3 = -1[/tex]
So the function also passes through (2, - 1).
Notice that the only graph that contains these two points is the last graph (the bottom graph on the second image), so that is the correct option.
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Answer:
D
Step-by-step explanation:
did the test got it right
13x13x13=????
I too lazy to calculate
Answer:
13×13×13=2197 that is the answer
You buy three bags of dog food that cost $27.99 each. Before tax, how much will you spend on dog food?
Answer:
83.97
Step-by-step equation:
Since there is 3 Bags of Dog food and each is 27.99, you want to multipy 27.99*3 to get your answer.
Can someone please help me with this question?
The correct answer will be option D which is the value of D will be [tex]\left[\begin{array}{cc}-6&11&\\-5&9\\\end{array}\right][/tex]
What is the matrix?A matrix, which is used to represent a mathematical object or an attribute of one, is a rectangular array or table containing numbers, symbols, or expressions that are organized in rows and columns.
The value of D will be calculated by multiplying the matrix if we get a unit matrix that will be the answer.
[tex]=\left[\begin{array}{cc}-9&-11&\\5&-6\\\end{array}\right]\times \left[\begin{array}{cc}-6&11&\\-5&9\\\end{array}\right] \\\\\\=\left[\begin{array}{cc}(-54+55)&(99-99)&\\-(-30+30)&(55-54)\\\end{array}\right]\\\\\\=\left[\begin{array}{cc}1&0&\\0&1\\\end{array}\right][/tex]
Therefore the correct answer will be option D which is the value of D will be [tex]\left[\begin{array}{cc}-6&11&\\-5&9\\\end{array}\right][/tex]
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What is the vertex of the quadratic function below y=-x^-2x-5
Answer:
(-1, -4)
Step-by-step explanation:
y = -x² - 2x - 5
y = -1(x² + 2x + 5)
y = -1(x² + 2x + 1 - 1 + 5)
y = -1(x² + 2x + 1) - 4
y = -(x + 1)² - 4
20 points!!
Flynn is playing with a toy that is tied to his hand by a string. The toy falls toward the floor then rises back toward Flynn's hand, and repeats this motion, following the path illustrated by given graph.
The function is h(t) = 7/4 cos π/3 t + 9/4,
What is function?An expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).
As, h(t) = x cos π/3 t +y
when t= 0, h(t) = 4
when t= 3, h(t) = 0.5
So,
x cos π/3 *0 +y=4
x cos π/3 *3 +y=0.5
and, x+ y = 4, -x+ y =0.5
Now,
2y= 4.5
y= 9/4
and, x= 4-9/4= 7/4.
Hence, h(t) = 7/4 cos π/3 t + 9/4
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Answer:got it right
h(t)=1.75, cos(1/3), + 2.25
Step-by-step explanation:
does anyone know how to simplify this problem
Answer:
[tex]x^{-\frac{2}{7} }[/tex]
Step-by-step explanation:
→ Add the powers together
[tex]x^{\frac{3}{7} {-\frac{5}{7} }[/tex]
→ Simplify
[tex]x^{-\frac{2}{7} }[/tex]
If
tan (0) = -√3
then one possible value of
0
in degrees is:
One possible answer is 120°
Pleaseeeeee helpppppp
They are both factors of 15x-10 because 5(3x-2)=15x-10
factor x factor=product.
In this case 15x-10 is the product
An elevator in a tall building goes up 7 floors, then
down a floors, down 4 floors, up 8 floors, and
down 2 floors. Now it is on floor 14. On what
floor did the elevator start?
i need helpppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp
Answer:
sorry. thats a hard one. math isn't. my area best of luck