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TCO 2: The Heights of 10 Sixth Graders Are Listed in Inches

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TCO 2) The heights of 10 sixth graders are listed in inches: {53, 61, 54, 60, 58, 62, 55, 58, 59, 56}.

(a) Find the mean, median, mode, sample variance, and range.
(b) Do you think that this sample might have come from a normal population? Why or why not?

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Solution Summary

The solution determines the heights of 10 sixth graders listed in inches.

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(a)

Mean = (53+61+54+60+58+62+55+58+59+56)/10 = 57.6

Arrange in ascending order

53, 54, 55, 56, ...

Solution provided by:
Sandhya Sharma, MSc
Education
  • BSc, Meerut University
  • MSc, Meerut University
  • MPhil, Institute of Advanced Studies
  • MSc, AIT
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