Nara received a measles immunization at dr. arroys office the vaccine was measured in cubic centimeters a cubic centimeter has the same capacity as a milliliter if the immunization was 3.5 cubic centimeters how many milliliters was it?

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Ineed with this problem 21 show steps

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.