Mathematics, 27.05.2020 19:05 PONBallfordM89
Ron Blake, a personnel director, wants to study the accuracy level of his company's 70 secretaries. Historically, the number of word processing errors made each day by each secretary had been approximately normal with an average of eighteen, and a population standard deviation of four. Mr. Blake monitors a sample of fifteen randomly chosen secretaries today. What is the probability that the average number of errors per secretary is greater than 20
Answers: 2
Mathematics, 21.06.2019 23:30
It takes an ant farm 3 days to consume 1/2 of an apple. at that rate, in how many days will the ant farm consume 3 apples
Answers: 1
Mathematics, 21.06.2019 23:30
How do you find the distance of each number from the mean
Answers: 1
Mathematics, 22.06.2019 01:30
12.0 million metric tons of beef produced annually in the u.s. out if 65.1 mikkion metric tons of produced annually worldwide
Answers: 1
Mathematics, 22.06.2019 05:00
Atown has a population of 7000 and grows at 3% every year. to the nearest year, how long will it be until the population will reach 12400?
Answers: 1
Ron Blake, a personnel director, wants to study the accuracy level of his company's 70 secretaries....
Mathematics, 10.12.2020 07:20
Biology, 10.12.2020 07:20
Mathematics, 10.12.2020 07:20
Chemistry, 10.12.2020 07:20
Mathematics, 10.12.2020 07:20
Social Studies, 10.12.2020 07:20
English, 10.12.2020 07:20
Chemistry, 10.12.2020 07:20
Chemistry, 10.12.2020 07:20
Mathematics, 10.12.2020 07:20
Mathematics, 10.12.2020 07:20
Mathematics, 10.12.2020 07:20
Mathematics, 10.12.2020 07:20
English, 10.12.2020 07:20
Mathematics, 10.12.2020 07:20