Mathematics, 12.12.2020 15:50 TVASALLO31
The owner of a tire company wants to determine how long a new type of tire tread will last by measuring the length of time, in days, it takes for the tire tread to reach 2 mm. Let μ = the true mean number of days it takes for the tire tread to wear to 2 mm. Which of the following sample sizes will have the least variability in the sampling distribution of the sample mean?
A) 35
B) 55
C) 25
D) 45
Answers: 3
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The owner of a tire company wants to determine how long a new type of tire tread will last by measur...
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