Which distribution is positively skewed?

Which Distribution Is Positively Skewed?

Answers

Answer 1

None of the distributions are positively skewed

How to determine the distribution?

A distribution that is positively skewed would have the following highlights:

More points on the left, if represented on a dot plotTall bars on the left, if represented on a histogramWhisker on the left, if represented on a box plot

The above means that none of the distributions are positively skewed.

This is so because:

A is negatively skewed because there are more points on the rightB and C are symmetrical because there are tall bars at the middleD is negatively skewed because the whisker is at the right

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Answer 2

Answer:

Step-by-step explanation:

it’s d


Related Questions

List ALL the rules for multiplying and dividing integers

Answers

Answer:

RULE 1: The product of a positive integer and a negative integer is negative. RULE 2: The product of two positive integers is positive.

RULE 3: The product of two negative integers is positive.

Step-by-step explanation:

f(x)= x2 + 6x - 40

find f (5)

1. 15
2. 20
3. 10
4. 16

Answers

The answer is F equals 20

Colin buys a car for £45500. It decreases in price 6% per year. How much will it be worth in 3 years?

Answers

Answer:

The answer is 33,710 euros.

Step-by-step explanation:

Start by multiplying 45,550 by 6%. This will give 2,730. over the next three years the price decreases, so multiply 2,730 by 3, which is 8,190. Finally, subtract 45,550 by 8,190 to get 33,710.

You put $500 in the bank, where it earns 1.5% simple interest each year. How long until your money will triple? Pls hurry awnser only if you know

Answers

Answer:

133.33

Step-by-step explanation:

In 133.33 years, the principal amount of $500 at the rate of 1.5% per year will triple.

What is simple interest?

Simple interest is an interest which is only based on principal amount, it does not imply on yearly interest.

Given that,

The principal amount put in the bank p= $500

The rate of simple interest r= 1.5 %

Amount will be triple, implies that, Interest would be two times of principal.

Interest = 2 x 500 = 1000

To find the time t, when amount gets triple, use simple interest formula

Interest = (p x r x t)/100

1000 = (500 x 1.5 x t)/100

200/1.5 = t

133.33 = t

The required time in which the money will triple is 133.33 years.

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find the area of the triangle formed by the vertex and x-intercepts of parabola y=-x^2-3x+10

Answers

Answer:

42.875

Step-by-step explanation:

First you find the x-intercepts and the vertex of the equation.

(-5, 0), (-2, 0), (-3/2, 49/4)

You use those coordinates to find the sides of the triangle and then you use the lengths to find the semiperimeter.

Lastly, you use Heron's formula to compute the area.

The area of the triangle is required.

The area of the triangle is [tex]42.875\ \text{units}^2[/tex]

[tex]y=-x^2-3x+10[/tex]

The x intercepts are

[tex]-x^2-3x+10=0\\\Rightarrow x=\dfrac{-\left(-3\right)\pm \sqrt{\left(-3\right)^2-4\left(-1\right)\times 10}}{2\left(-1\right)}\\\Rightarrow x=-5,2[/tex]

The x intercepts are

[tex](-5,0),(2,0)[/tex]

Distance between them is

[tex]2-(-5)=7\ \text{units}[/tex]

Vertex of a parabola is given by

[tex]x=-\dfrac{b}{2a}\\ =-\dfrac{-3}{2\times -1}\\ =-1.5[/tex]

[tex]y=-(-1.5)^2-3(-1.5)+10=12.25[/tex]

So,

Base = b = 7 units

Height = h = 12.25 units

Area is

[tex]A=\dfrac{1}{2}bh\\\Rightarrow A=\dfrac{1}{2}\times 7\times 12.25\\\Rightarrow A=42.875\ \text{units}^2[/tex]

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What is a synonym for "average rate of
change"?

Answers

Answer:

Velocity :D

Step-by-step explanation:

Answer:

velocity

Step-by-step explanation:

hope this helps! can i get brainliest?

How much is the
60% of 4/5

Answers

Answer:

0.48

Step-by-step explanation:

ANSWER:

0.45

Dhfhggjg

What must m∠QPS be for PQRS to be a parallelogram?

Answers

Answer:

It’s B

Step-by-step explanation:

For the shape to be a quadrilateral, then the value of ∠QPS must be (b) 59 degrees

For quadrilateral PQRS to be an actual quadrilateral, then:

[tex]\angle RQP = \angle PSR[/tex] --- opposite angles of quadrilateral[tex]\angle QPS + \angle PSR = 180[/tex] --- adjacent angles of quadrilateral

[tex]\angle RQP = \angle PSR[/tex] implies that:

[tex]6x + 13 = 7x - 5[/tex]

Collect like terms

[tex]6x - 7x = -13 - 5[/tex]

[tex]-x = -18[/tex]

Multiply both sides by -1

[tex]x = 18[/tex]

[tex]\angle QPS + \angle PSR = 180[/tex] implies that

[tex]\angle QPS + 7x - 5 = 180[/tex]

Substitute 18 for x

[tex]\angle QPS + 7(18) - 5 = 180[/tex]

Collect like terms

[tex]\angle QPS= 180 +5 - 7(18)[/tex]

[tex]\angle QPS= 59[/tex]

Hence, the measure of angle QPS must be (b) 59 degrees

Read more about quadrilaterals at:

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In a game, scores are written as positive or negative numbers. Tamika's score is -8, Jim's
score is 8, and Brook's score is 5. Which statement is true?
Jim and Tamika both have the same score.
Brook has the lowest score.
Jim's score is lower than Brook's score.
Brook's score is higher than Tamika's score,

Answers

The last one is what I believe
Brook’s score is higher than Tamika’s score

Please help with this 1 question! -3-||

Answers

X= 72
100/4=25
18x4=72

what is the smallest of three consecutive integers i the sum of the smaller two integers is two more than seven times the largest integers​

Answers

Answer:

The numbers that meet these conditions are -3, -2 and -1.

This means that the wording of the question is somewhat ambiguous:

The lowest of the three numbers is -3.

The smallest however is -1.

You may need clarification on which of those is being asked for.

Step-by-step explanation:

Let's call those numbers a, b and c, with a the smallest and c the largest. We're told two key things here:

1) The sum of the smaller two integers is two more than seven times the largest integer.  In other words a + b = 7c + 2

2) We're looking for three consecutive integers, which means that we can define them with a single variable.  If the smallest one is a, then the others are a + 1 and a + 2.

We can take those and put them together, giving us the equation:

a + (a + 1) =  7(a + 2) + 2

Which we can then solve for a:

a + (a + 1) =  7(a + 2) + 2

2a + 1 = 7a + 14 + 2

2a - 7a = 14 + 2 - 1

-5a = 15

a = -3

Since a is -3 and also the smallest, we can then say that the numbers are -3, -2 and -1.

Mrs. Jean said that 4/12 of the test items are multiple choice, 5/12 or short answer and the rest are matching. What fraction of these items are either multiple choice or short answer

Answers

Answer:

3/4

Step-by-step explanation:

THE fraction of these items are either multiple choice or short answer would be the sum of the fractions of the multiple choice and short answer

4/12 + 5 / 12 = 9/12

to simplify , divide both numerator and denominator by 3

3/4

24 students in a class took a math test. If 18 students passed the test, what percent passed?

Answers

Answer:

18 students is the amount that passed the test

so the fraction would be 18/24, which can be simplified to 3/4, which is 75% of the class.

75% of the class passed

0.75% of the class passed

Answer:

75%

Step-by-step explanation:

24 x 0.75 (75% as a decimal) = 18

Please help me with this homework

Answers

Step-by-step explanation:

You add 4 each time:

10+4=14

14+4=18

18+4=22

22+4=26

26+4=30

hope this helps <3

can someone please tell me how to do 2x=3y and 4x-3y=12 using substitution to solve the system of equations.

Answers

Answer:

Step-by-step explanation:

you divide the two to the y, which is x=3/2y

then, you simplify the second equation to y, which is -3y= -4x+12

then, you substitute the x=3/2y into the second equation,

-3y = -6+12

-3y = 6

y = -2

Substitute the y into the first equation, x= 3/2y,

x = -3

Find an equation for the line below.

Answers

Answer:

y=-1/2x+3.5

Step-by-step explanation:

I need help I don’t really understand

Answers

Answer:

can you make the graph bigger please?

Write 0.68 as a fraction in it's simplest form.

68
6 eighths

34
3 fourths

1725
17 over 25

68100
68 over 100

Answers

3rd one
17 over 25
68 over 100 = 17 over 25

what is the range of the function f(x)=7-3x when the domain is -4, -2, 0, 2?

pls help asap. i’m giving 75 points

Answers

I believe it is just asking for you to plug in the domain (x) numbers into the function so that you can find the y. Like so:

f(4) = 7-3(4) = -5

f(-2) = 7-3(-2)= 13

f(0) = 7-3(0)= 7

f(2) = 7-3(2) = 1

Factor the polynomial.
14x^3 - 2x^2 + 8x
A. 7(2x^3 – 2x^2 +8x)
B. X(14x^2 – 2x+8)
C. 7x(2x^3 – x+8)
D. 2x(7x^2 – x +4)

Answers

Answer:

D

Step-by-step explanation:

solve the system of equations. y= x + 17, y= 3x+1

Answers

Answer:

x=8, y=25. As a point it's (8,25)

Step-by-step explanation:

here is the system:

y=x+17

y=3x+1

notice how both of the equations equal y. Therefore, we can substitute one expression as y in the other expression. (It'll equal y=y, which is a true statement)

so it'll be:

3x+1=x+17

subtract 1 from both sides

3x=x+16

subtract x from both sides

2x=16

divide by 2

x=8

now, substitute 8 as x into one of the equations and solve for y

let's take the first one for example

y=8+17

y=25

so the answer is x=8, y=25. As a point it's (8,25)

Hope this helps!

In the diagram, m_1 = (4x + 10)° and mZ2 = (x + 20°. The value of x' is:

Answers

Answer:

x=30

(Option 2)

Step-by-step explanation:

Well if the <1+<2=180 then you can put the equation as 4x+10+x+20=180. We can simplify that to be 5x+30=180. Minus 30 from both sides: 5x=150; x=30

Christine is saving money to buy a game. So far she has saved $24, which is two-thirds of the total cost of the game. How much does the game cost?

Answers

Answer:

$36

Step-by-step explanation:

2/3 = $24

divide 24 by 2 to find 1/3

1/3 = $12

3/3 = (12 + 12 + 12 )

3/3 = 36

-3(x - 4) + x(2x + 3)

Answers

Step-by-step explanation:

-3(x - 4) + x(2x + 3)

= (-3x + 12) + (2x² + 3x)

= 2x² + 12

= 2(x² + 6).

Answer:

[tex] - 3(x - 4) + x (2x + 3) \\ = - 3x + 12 + 2 {x}^{2} + 3x \\ = 2 {x}^{2} + 12 \\ = 2( {x}^{2} + 6)[/tex]

2(x^2+6) is the right answer.

PLEASE HELP ME!!! ANSWER BOTH QUESTIONS & I WILL MARK BRAINLIEST!!!
1. Ann works 3.5 hours per day 3 days per week. If Ann
earns $6.50 per hour, how much money will she earn
during a 7-week period?
a. $487.25
b. $477.75
c. $432.25
d. $144.00
e. $123.50

2. In the picture below, what is the correct graph of the equation, y = -1/2x + 3

Answers

1)b
2)a
Let me know if u want me to show my work

HELP ASAP PLEASE! I BEG YOUUUU

Answers

Answer: the answer would be 55 but since its says to round to the nearest hundred this would be 50 because its the closest and both lines are equivalent to be the same. plz brainliest plz

Step-by-step explanation:


Rick is buying jelly beans at the candy store. He wants to buy the package that has the lowest cost per kilogram.
Which package of jelly beans should Rick buy?
A. 2 kilograms for $10.98
B. 3 kilograms for $16.19
C. 4 kilograms for $21.15
O
D. 5 kilograms for $26.85

Answers

Answer:

c

Step-by-step explanation:

How many centimeters are there in 2 yards if there are 2.54 centimeters per inch. Show your work and express your answer without rounding.

Answers

Answer:

There are 182.88  cm in 2 yards.

Step-by-step explanation:

Given that,

1 inch = 2.54 cm

We need to find how many centimeters are there in 2 yards.

We know that,

1 yard = 36 inch

⇒ 2 yards = (2×36) inches

= 72 inches

It means,

72 inches = (72 × 2.54) cm

= 182.88  cm

Hence, there are 182.88  cm in 2 yards.

Slope of (10,8) (2,1)

Answers

Answer:

slope=7/8

Step-by-step explanation:

8-1/10-2= 7/8

Which of the following is the equation of a line in slope-intercept form for a
line with slope = 1 and y-intercept at (0, -1)?
O A. y = - 1/4x - 1 / 4
O B. y= 4x-1
O C. y= 1/4x+1
O D. y= 1/4x+-1

Answers

Answer:

the answer is A

Step-by-step explanation:

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