Posted by **Clair** on Tuesday, September 29, 2009 at 10:37pm.

In each case, consider what you know about the distribution and then explain why you would expect it to be or not to be normally distributed.

a. The lifetimes of a set of batteries manufactured by a company in your town.

b. The list of guesses of the number of marbles in a large jar is filled with marbles at a neighborhood picnic.

c. The scores at an archery contest.

d. The heights of all the 1st grade students at your school

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