Multiple Choice
Which of the characteristics below distinguishes the t statistic from the z statistic?
A) the proportion of area beyond a particular positive t value is equal to the proportion of area below the corresponding negative t
B) the z distribution has a mean of zero while the t distribution does not
C) In the t distribution the area under the curve beyond a value of ±1.96 is greater than that of the normal curve
D) all of these
Correct Answer:

Verified
Correct Answer:
Verified
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