Supposexhas a distribution with a mean of90and a standard deviation of3. Random samples of sizen=36are drawn.

(a) Describe thedistribution. x has a geometric distribution.

x has a binomial distribution.

x has an approximately normal distribution.

x has an unknown distribution.

x has a normal distribution.

x has a Poisson distribution.

Compute the mean and standard deviation of the distribution. (For each answer, enter a number.)

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