school has a toy drive for a holiday in which students bring in toys to be donated to charity. The number of toys donatedjuniors and seniors are summarized in the histograms.555550504545404035353030252015101041048.10number of toys donated to charitynumber of toys donated to charityIs the standard deviation of number of toys donated greater for seniors or juniors?A JuniorsB Standard deviation is equal for both groupsc Seniors29%P Type here to searchF12AIF10F11F5F6FBF3F4@23173QT.YGMCAltCtrlAltnumber of juniorsnumber of seniorsE....

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Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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school has a toy drive for a holiday in which students bring in toys to be donated to charity. The number of toys donated
juniors and seniors are summarized in the histograms.
55
55
50
50
45
45
40
40
35
35
30
30
25
20
15
10
10
4
10
4
8.
10
number of toys donated to charity
number of toys donated to charity
Is the standard deviation of number of toys donated greater for seniors or juniors?
A Juniors
B Standard deviation is equal for both groups
c Seniors
29%
P Type here to search
F12
AI
F10
F11
F5
F6
FB
F3
F4
@
23
17
3
Q
T.
Y
G
M
C
Alt
Ctrl
Alt
number of juniors
number of seniors
E
....

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I don't understand the 4th column and the letters A, d etc and what they represent. Too many steps are in the doers head and not spelled out. I understands frequency and midpoint but not how you race to standard deviation with a bunch of equations. Please slow down

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