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Suppose 33 pregnant women are sampled who smoke an average of 21 cigarettes per day with a standard deviation of 10. a) What is the

Suppose 33 pregnant women are sampled who smoke an average of 21 cigarettes per day with a standard deviation of 10.

a)What is the probability that the pregnant women will smoke an average of 22 cigarettes or more?

probability =

b)What is the probability that the pregnant women will smoke an average of 22 cigarettes or less?

probability =

c)What is the probability that the pregnant women will smoke an average of 17 to 22 cigarettes?

probability =

d)What is the probability that the pregnant women will smoke an average of 23 to 26 cigarettes?

probability =

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