Instruction: Dr. Jason wants to determine the spread of the scores of his two classes in their final examination shown below. Help Dr. Jason in solving the mean using any formula, standard deviation using the two methods we discussed, and interpret the results. Class A Class B f f 3 9 7 7 11 8 8 4 4 X 90-98 81-89 72-80 63-71 54-62 45-53 36-44 27-35 X 90-98 81-89 72-80 63-71 54-62 45-53 36-44 27-35 9 12 10 6 3 3 1
Instruction: Dr. Jason wants to determine the spread of the scores of his two classes in their final examination shown below. Help Dr. Jason in solving the mean using any formula, standard deviation using the two methods we discussed, and interpret the results. Class A Class B f f 3 9 7 7 11 8 8 4 4 X 90-98 81-89 72-80 63-71 54-62 45-53 36-44 27-35 X 90-98 81-89 72-80 63-71 54-62 45-53 36-44 27-35 9 12 10 6 3 3 1
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 11PPS
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Transcribed Image Text:Instruction: Dr. Jason wants to determine the spread of the scores of his two classes in
their final examination shown below. Help Dr. Jason in solving the mean using any
formula, standard deviation using the two methods we discussed, and interpret the
results.
Class A
Class B
f
X
f
3
90-98
9
7
81-89
9
7
72-80
11
63-71
8
54-62
8
45-53
36-44
4
27-35
X
90-98
81-89
72-80
63-71
54-62
45-53
36-44
27-35
4
29633
12
10
1
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