9.3 Continuous Probability
Checkpoint 4
Find the mean, variance, and standard deviation of the data in Table C1.
Table C1 Heights in inches of the male students in a calculus class
62
67.5
68
68
70
70.5
71
71
71.5
72
74
79
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Answers
mean `= 70.35`
variance `~~ 15.17`
standard deviation `~~ 3.90`