You believe the population is normally distributed and you know the standard deviation is σ = 6.9 σ = 6.9 . You obtain a sample
mean of M = 64.4 M = 64.4 for a sample of size n = 32 n = 32 . What is the critical value for this test?
1 answer:
The critical values is 16
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A) 15% of $32.00 is $4.80.
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200
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