Kenny compiled a list of his past 8 math test grades.
(89, 84, 83, 81, 85, 87, 89, 80)
What is the mean absolute deviation of this data set?
A. 2.75
B. 22
C. 84.5
D. 84.75

Answers

Answer 1

Answer:

The answer would be 84.75 D

Step-by-step explanation:

All you have to do is add all numbers and divide them by the number of grades Kenny has received.

Answer 2

Answer:

2.75

Step-by-step explanation:

i took the test


Related Questions

NEED HELP PLEASE
Use the distributive property to rewrite each expression. Then simplify. (5 + n)3

Answers

You first have to distribute correctly so it simplifies is 15+3n

Grandma's soup company packages tomato soup in cylindrical cans that have a base diameter of 8 centimeters and a height of 10 centimeters. Each can contains four servings. The company also wants to package the soup in new cans that contain one serving. If the height of the new cans will be 10 centimeters, what should be the base diameter of these new cans, in centimeters?

Answers

Answer

i would think 2 centimeter

Step-by-step explanation:

this would never really happen in my opinion the height and diameter would decrease. but if it takes 8 for 4 the it should take 2 for 1 because it looks like its doubling

The base diameter of these new cans will be 2 centimeters.

What is Ratio?

The ratio is written as a/b when the second number in the ordered pair, b, is not equal to 0. A percentage is an expression that converts two ratios into an equal value.

Given, The tomato soup is packaged in cylinder cans with a base diameter of 8 centimeters and a height of 10 centimeters by Grandma's Soup Company. There are four servings in each can. Additionally, the business intends to put the soup in new single-serving cans. If the new cans have a 10-centimeter height then the diameter of the base is to find. Since,

The volume of the big cylinder can(V₁) = 3.14 * height of big cylinder * (radius of base of big cylinder)^2 = 3.14 * 10 * 8²

The volume of the small cylinder can(V₂) = 3.14 * height of small cylinder * (radius of base of small cylinder(r₁))^2 = 3.14 * 10 * r²

Since V₁ = 4 *V₂

3.14 * 10 * 8² = 4 * 3.14 * 10 * r²

16 = 4r²

r = 2

Therefore, These new cans will have a base diameter of 2 cm.

Learn more about ratios here:

brainly.com/question/29192438

#SPJ2

Alexandra kept track of her salary for 15 weeks and created the histogram below.



What does the gap from 21–30 tell Alexandra about her weekly salary?
She did not work that week.
Her salary was between 21 and 30 dollars.
None of her paychecks were between 21 and 30 dollars.
She only had 14 paychecks.

Answers

Answer:

C.None of her paychecks were between 21 and 30 dollars

Step-by-step explanation:

Answer:

it will be c hope im right

Step-by-step explanation:

Len's recipe for blueberry muffins calls for 110.25 grams of brown sugar for the muffin batter and an additional 55.45 grams of brown sugar for the topping. Len wants to make 4.5 batches of muffins. Enter the total amount of brown sugar that Len will nee4

Answers

Answer:

Step-by-step explanation:

heres how to work out your problem

add 110.25 and 55.45

you would get 165.70

multiply 165.70 by 4.5

then you would get 745.65

745.65 is your answer =)

Answer:

359.775

Step-by-step explanation:

110.25 + 55.45 = 165.65 x 4.5 = 359.775

'^'

not good at maths
(also I'd appreciate if nobody else commented on my questions complaining about my profile picture)

Answers

okay so we know that we are giving ABC so draw it on a pice of paper and load a graph paper image and rotate it left 3 times and copy it down
^^^^ what they said

if h(x) = | 1-7x | what is 23- h(-9)
the "|" means absolute value

Answers

Can you make is more Specific?

Answer:

-41

Step-by-step explanation:

[tex]h(x) = | 1-7x |[/tex]

First, calculate the value for the function for [tex]x=-9[/tex]

[tex]h(-9) = | 1-7(-9) |[/tex]

[tex]h(-9) = | 1+63 |[/tex]

[tex]h(-9) = | 64 |[/tex]

[tex]h(-9) = 64[/tex]

[tex]23- h(-9) = 23-64 = \boxed{-41}[/tex]

5x2 this answer is for my brother only my next answer will be everyone's

Answers

10
5+5 =10 and that’s the same as 2 fives put together

1.42118863049 rounded to the nearest cent cant figure it out plz help ty :)

Answers

Answer:

1.4

Step-by-step explanation:

5 and above bump him up

4 and below, let him go

-

2 is below 4, so we dont round up. therefore it stays as 1.4 :))

Answer:
1.4
Explanation:
1 is the whole number. The next number which is the 4 is called a tenth. The next number (2) is in the hundredths place. It lower than 5 so it would wouldn’t round up.

You only friend buys two fruit smoothies and leave a tip. You split the total in your half comes to $3.60. What percent tip in decimal form did you and your friend leave if the fruit smoothie cost $3 each.

Answers

Answer:

they left 20 % of the bill as a tip

Step-by-step explanation:

The tip that you and your friend left altogether would be $1.20

Because you and your friend split the whole thing evenly.

What is Pythagorean Theorem?

Answers

Answer:

Pythagorean theorem, the well-known geometric theorem that the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse (the side opposite the right angle)—or, in familiar algebraic notation, a2 + b2 = c2.

Step-by-step explanation:

Here is the answer! Hoped I helped!!

Can someone help with number 8 please

Answers

The anwser to #8 is -6

Explain how to convert from scientific notation to standard form, then give the answer in standard form.

Answers

Answer:

To convert scientific notation to standard form you would need to move the decimal point over the number of the places that the exponent indicates. If the exponent is negative you move the decimal to the left, and if the exponent is positive you move the decimal to the right.

Step-by-step explanation:

1.456*10^3 would be scientific notation.

The exponent is a positive 3, means that you move the decimal 3 places to the right.

1456 would be the standard form.

1.456*10^-3 would be scientific notation.

The exponent is a negative 3, means that you move the decimal 3 places to the left.

0.001456 would be the standard form.

If u answer this make sure u put it in order,help meh plz

Answers

Answer:

C and C

Step-by-step explanation: For the first question, you have to make a fraction IN-ORDER by putting the 5 on top and adding, because that's what it asked for. For the second question, you have to do it in-order and reduce it. Glad I can help.

C and C

Explanation

If you do 5: for juice cartons and 5+8 that would be 5:8 and then I just know the second one

someone help me with this ^-^

Answers

The bottom left answer, the plot goes 4/10 to the left and then 7/10, added together there are -1 1/10 plots of movement
The Batton left answer

Point E is located at coordinates (-7,-5). point F is located at coordinates (-2,7). What is the length of EF?
A. 17 units
B. 13 units
C. 15 units
D. 21 units

Answers

It’s D 21 units hope this helps ❤️
it is 21 lols i did it

What is the inverse of the function f(x) equals 2X -10

Answers

2x+10 f (x) -2x +10 i’m not sure if this is right please tell me

solve for x = -1
write answer as a decimal or whole number

25.6x to the second power

Answers

Answer:

-25.6

Step-by-step explanation:

any number times 1 is will be a positive or negative based on the sign.

25.6x to the second power is 655x

Starting at sea level, a kingfisher flew to an elevation of 3714 feet. Spotting a fish below, the bird descended 4156 feet and caught the fish.What was the elevation of the fish?

Answers

Answer:

  -442 feet

Step-by-step explanation:

3714 -4156 = -442

The elevation of the fish was -442 feet, using the given numbers.

_____

Unfortunately, the bird died of the bends while surfacing from that depth.

Answer:

Step-by-step explanation:

a) 37.25 - 251/6

b) -27.5/6 feet, that is below sea level

Brianna purchases a pair of shoes for $25.65 and a T-shirt for $11.50. She has a coupon for $3.75 off. What is the total cost of her purchase including the coupon?

Answers

answer is going to be thirty dollars and forty cents
The total cost is $33.40! Hope that helps!!

20x 3 the 3 is near the ten just couldn't find anything to fit it 10

Answers

Answer:

20*3=60

Step-by-step explanation:

I THINK?

im confused

Answer

20,000

Step-by-step explanation:

pls help due very soon

Answers

Answer:

A

Step-by-step explanation:

the answer is A I believe

A school wants to buy a chalkboard that measures 1 yard by 2 yards. The chalkboard costs $71.00 per square yard. How much will the chalkboard cost?

Answers

Answer:

142

Step-by-step explanation:

the answer is 142! :)

Multiplying and Dividing exponents.
PLZZZ HELP WILL GIVE BRANLIEST IF YOU CAN FIGURE OUT CORRECTLY you dont have to do number 2

Answers

Answer:

A:

[tex]5^3*5^{-4}=5^{3-4}=5^{-1}=\frac{1}{5}[/tex] (It is a value between 0 and 1.)

B:

[tex]\frac{3^5}{3^{-6}}=3^{5-\left(-6\right)}=3^{5+6}=3^{11}=177147[/tex] (It is not a value between 0 and 1.)

C:

[tex]\left(\frac{1}{4}\right)^3\cdot \left(\frac{1}{4}\right)^2=\left(\frac{1}{4}\right)^{3+2}=\left(\frac{1}{4}\right)^5=\frac{1^5}{4^5}=\frac{1}{1024}[/tex] (It is a value between 0 and 1.)

D:

[tex]\frac{\left(-7\right)^5}{\left(-7\right)^7}=\left(-7\right)^{5-7}=\left(-7\right)^{-2}=\frac{1}{\left(-7\right)^2}=\frac{1}{49}[/tex] (It is a value between 0 and 1.)

When two or more transformations are combined to form a new transformation, the result is called a sequence of transformations, or a composition of transformations. Remember, that in a composition, one transformation produces an image upon which the other transformation is then performed.

solve for u will give brainly and thanks

Answers

Answer:

-2

Step-by-step explanation:

If you have any questions about the way I solved it, don't hesitate to ask =)

Answer:i think the answer is 2'230j

Step-by-step explanation: because -47*-47= 2'209 2'209-12=2'197 and 2'197+33=2'230j

The wavelength of the color red is about 6.5 × 10^−9 m. The wavelength of the color blue is about 4.75 × 10^−9 m. Show that the wavelength of red is longer than the wavelength of blue. (explain plz)

Answers

Answer:Concept Development: We have learned why scientific notation is indispensable in science. This means that we have to

learn how to compute and compare numbers in scientific notation. We have already done some computations, so we

are ready to take a closer look at comparing the size of different numbers.

Step-by-step explanation:There is a general principle that underlies the comparison of two numbers in scientific notation: Reduce everything

to whole numbers if possible. To this end, we recall two basic facts.

1. Inequality (A): Let and be numbers and let > . Then < if and only if < .

2. Comparison of whole numbers:

a. If two whole numbers have different numbers of digits, then the one with more digits is greater.

b. Suppose two whole numbers and have the same number of digits and, moreover, they agree digitby-digit (starting from the left) until the

th place. If the digit of in the ( + )

th place is greater than

the corresponding digit in , then > .

Please explain how to do this and show work

Answers

Something u need to do dude

6+4/a+b/3 when a=4 and b=3

Answers

Answer:

8

Step-by-step explanation:

8 IS YOUR ANSWER HOPE THIS HELPS GIVE BRAINLEST FOR OTHERS

Which of the following statements must be true about this diagram

Answers

A B D and F must be true
the answer are A B D F

Make Sense and Persevere: While playing a board game, Cecilia had to move back 6 spaces 9 times. What integer represents Cecilia’s movement on the board for those 9 turns?

Answers

The answer is
About 64
Cecilia moved back 54 times.



9 x 6 = 54

solve for z

10z − 7z = 3

Answers

10z − 7z = 3

The answer is Z = 1

Answer:

z = 1

Step-by-step explanation:

10z - 7z = 3

collect like terms (10z and 7z)

10z-7z=3z

3z =3

divide for both sides

z = 1

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