Multiple Choice
The mean weight of newborn infants at a community hospital is said to be 6.6 pounds. A sample of seven infants is randomly selected and their weights at birth are recorded as 9.0, 7.3, 6.0, 8.8, 6.8, 8.4, and 6.6 pounds. What is the sample variance?
A) 1.177
B) 6.6
C) 1.385
D) 7.6
Correct Answer:
Verified
Correct Answer:
Verified
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