Mathematics, 12.03.2021 15:30, iicekingmann
Many firms use on-the-job training to teach their employees computer programming. Suppose you work in the personnel department of a firm that just finished training a group of its employees to program, and you have been requested to review the performance of one of the trainees on the final test that was given to all trainees. The mean and standard deviation of the test scores are 80 and 5, respectively.
Assuming nothing is known about the distribution, what percentage of test-takers scored better than the trainee who scored 70?
a. Approximentaly 75%
b. Approximentaly all
c. At most 75%
d. At least 75%
e. None of the above
Answers: 2
Mathematics, 22.06.2019 00:00, samafeggins2
Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish
Answers: 1
Mathematics, 22.06.2019 00:00, gildedav001
When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d. c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft
Answers: 2
Mathematics, 22.06.2019 03:00, foziasif9525
Gia opened two savings accounts at two different banks. one account earns an annual 3.4% simple interest, and the other earns half as much. if she deposited $500 in each account, how much total interest will she have earned in 5 years? a. $34.00 b. $25.50 c. $51.00 d. $510.00
Answers: 1
Many firms use on-the-job training to teach their employees computer programming. Suppose you work i...