Why aren\'t the standard normal z distribution and the t distribution interchang
ID: 3263339 • Letter: W
Question
Why aren't the standard normal z distribution and the t distribution interchangeable?
a. The z distribution has fatter tails than the t distribution.
The z distribution could have an infinite number of forms depending on the mean and standard deviation.
The t distribution is not a probability distribution.
The t distribution depends on the sample size.
What should NOT be included in a proper contextual conclusion to a significance/hypothesis test?
a. population
b. "Fail to reject Ho"
context
the p-value
a. The z distribution has fatter tails than the t distribution.
b.The z distribution could have an infinite number of forms depending on the mean and standard deviation.
c.The t distribution is not a probability distribution.
d.The t distribution depends on the sample size.
Explanation / Answer
The t distribution depends on the sample size.
(if sample size is less than 30)
e) C. context
The t distribution depends on the sample size.
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