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wrote...
Posts: 237
3 weeks ago
Which of the statements correctly compares t-distributions to the normal distribution?
I.   t distributions are also mound shaped and symmetric.
II.  t distributions have less spread than the normal distribution.
III. As degrees of freedom increase, the variance of t distributions becomes smaller.

▸ I, II, and III

▸ I only

▸ I and III only

▸ II only

▸ I and II only
Textbook 

Stats: Modeling the World


Edition: 4th
Authors:
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Replies
wrote...
3 weeks ago
I and III only
wrote...
3 weeks ago
Thank you
wrote...
3 weeks ago
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