The costs (in dollars) of 10 college math textbooks are listed below. Find the population standard deviationand the population variance.70 72 71 70 69 73 69 68 70 71
Correct Answer:
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Q50: 19, 16, 17, 12, 8, 7, 16,
Q51: 9, 9, 7, 1, 6, 10, 9,
Q52: 11, 5, 11, 13, 16, 13, 19,
Q53: The costs (in dollars) of 10 college
Q54: 262, 296, 116, 174, 162, 287, 220,
Q56: 4, 1, 8, 14, 7, 12, 16,
Q57: 0.23, 0.12, 0.554, 0.379, 0.575, 0.257
A) 0.455
B)
Q58: 67, 140, 25, 90, 176
A) 151
B) 176
C)
Q59: The January utility bills (in dollars)
Q60: 2.8, 5.8, 1.6, 4.4, 6.7, 3.8
A) 5.1
B)
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