(i) Calculate the mean and standard deviation for Class A and Class B. Show your working clearly.

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Mr
8. The results for an IQ quiz taken by 8 students from
Ze
Class A and Class B are shown below. The
fal
maximum score for the quiz is 25.
we
Class A: 4, 6, 6, 7, 8, 10, 11, 12
Class B: 0, 1, 1, 2, 3, 14, 17, 25
(i) Calculate the mean and standard deviation
for Class A and Class B. Show your working
clearly.
Transcribed Image Text:Mr 8. The results for an IQ quiz taken by 8 students from Ze Class A and Class B are shown below. The fal maximum score for the quiz is 25. we Class A: 4, 6, 6, 7, 8, 10, 11, 12 Class B: 0, 1, 1, 2, 3, 14, 17, 25 (i) Calculate the mean and standard deviation for Class A and Class B. Show your working clearly.
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