I. the T Distribution Is Positively Skewed

question 13

Multiple Choice

i. The t distribution is positively skewed.
ii. All t distributions have the same mean of zero and a standard deviation of 1.
Iii) The t distribution is more spread out and flatter at the center than is the standard normal distribution. However, as the sample size increases, the t distribution curve approaches the standard normal distribution.

• A) (i), (ii) and (iii) are all correct statements
• B) (iii) is a correct statement but not (i) or (ii).
• C) (i) and, (iii) are correct statements but not (ii).
• D) (ii) and, (iii) are correct statements but not (i).
• E) All statements are false

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