Answers: 3
Mathematics, 21.06.2019 20:50
An automobile assembly line operation has a scheduled mean completion time, ΞΌ, 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.
Answers: 3
Mathematics, 21.06.2019 22:30
Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?
Answers: 2
Mathematics, 21.06.2019 23:00
Janeβs favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. how many cups of pear juice should she use to make 20 cups of punch?
Answers: 1
Mathematics, 21.06.2019 23:30
On this question. a hypothermia occurs when a person's body temperature drops below 95 degrees fahrenheit. write and solve an inequality that describes how much lower the body temperature of a person with hypothermia will be than the body temperature of a person with a normal temperature of 98.6 degrees fahrenheit
Answers: 1
3y+5 and y+24 add the two expressions...
Chemistry, 26.07.2019 18:00
Chemistry, 26.07.2019 18:00
History, 26.07.2019 18:00
History, 26.07.2019 18:00
History, 26.07.2019 18:00
Social Studies, 26.07.2019 18:00
History, 26.07.2019 18:00