Question

he weight of a single bag checked by an airplane passenger follows a distribution that is right skewed with a mean of 38 pounds and a standard deviation of 6.2 pounds. If a random sample of 96 bags is selected, what is the probability that the average weight of the bags exceeds 40 pounds

Answer 1

Answer:.0008

Step-by-step explanation:a Normal distribution should be used for the calculation. The z score for a bag exceeding 40 lbs is 3.16. And p(z>3.16)=.0008