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trapecia [35]
3 years ago
13

A football coach recorded his team's game scores over a football seasons. The scores are 21,45,21,14,21,28,24,14,24,28. A) Find

the mean absolute deviation of the data. Round to the nearest tenth. B) Interpret the mean absolute deviation of the data within the context of the problem. C) Explain how removing the outlier, 45, affects the mean absolute deviation. ​
Mathematics
1 answer:
alexandr402 [8]3 years ago
3 0

Answer:

A.) MAD 5.8

Step-by-step explanation:

21+45+21+14+21+28+24+14+24+28= 220. 220/10=22 mean. Take each number in set and add or subtract each number by 22.

1+23+1+8+1+6+2+8+2+6=58/10=5.8 mad

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WILL GIVE BRAINLIEST. please help
kondor19780726 [428]

Answer:

x = 11.4 m

y = 21 m

man's shadow =  9.6 m

Step-by-step explanation:

measure of third angle must be 50 degrees (180 - (40 + 90))

you can take tan50° = 15/y and 'y' will equal approx. 21

to find 'x' you can take tan21° = (21-x) /25 and 21 - x = 25 · tan21°

21 - x = 9.6

-x = -11.4

x = 11.4

man's shadow is the difference of 21 and 11.4, which is 9.6

4 0
2 years ago
Graph the equation 8x-4y=56 then, trace the graph to find the missing value in the coordinate pairs below
Marysya12 [62]
Just look at it this way do 8(1) instead of x and graph that on the x axis
then do 4(1)instead of y and graph on the y axis then figure out which numbers you need to keep inputting until you reach 56 on the graph.
5 0
3 years ago
Read 2 more answers
If f(x)=2x-4 find f(q+1)
musickatia [10]
Is there any other information given on this?

5 0
3 years ago
F(x) = 2x + 3g(x) = 2x² + 6x + 13Find: (gºf)(x)
Butoxors [25]

Answer:

The function (gof)(x) is;

(g\circ f)(x)=8x^2+36x+49

Explanation:

Given the functions;

\begin{gathered} f(x)=2x+3 \\ g(x)=2x^2+6x+13 \end{gathered}

Solving for the function;

(g\circ f)(x)=g(f(x))

so, we have;

\begin{gathered} g(f(x))=2(f(x))^2+6(f(x))+13 \\ g(f(x))=2(2x+3)^2+6(2x+3)+13 \\ g(f(x))=2(4x^2+12x+9)^{}+6(2x)+6(3)+13 \\ g(f(x))=8x^2+24x+18^{}+12x+18+13 \\ g(f(x))=8x^2+24x^{}+12x+18+18+13 \\ g(f(x))=8x^2+36x+49 \end{gathered}

Therefore, the function (gof)(x) is;

(g\circ f)(x)=8x^2+36x+49

5 0
1 year ago
James has read 1/8 of a book eric has read 1/3 of the same book what fraction more of the book has eric read than james
BARSIC [14]

1/3 = 8/24

1/8 = 3/24

use 24 since it's the LCM of 8 and 3

8-3/24 = 5/24

3 0
3 years ago
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