Mathematics, 06.03.2020 23:56, ziazozaya
A manufacturer knows that their items have a normally distributed length, with a mean of 13.1 inches, and standard deviation of 4.1 inches. If 25 items are chosen at random, what is the probability that their mean length is less than 11.1 inches
Answers: 3
Mathematics, 21.06.2019 15:30, bankzdown
Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p
Answers: 1
Mathematics, 21.06.2019 19:00, ethangeibel93
In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class
Answers: 1
A manufacturer knows that their items have a normally distributed length, with a mean of 13.1 inches...
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