Mathematics, 06.03.2020 22:45 nihadsalim10
Rick the receptionist claims that he types an average of 70 words per minute. In order to test this, Rick's boss gives him 15 different one minute typing challenges throughout the day. On each challenge, Rick's boss records the number of words typed. The boss calculates the sample mean to be 67 words per minute and the sample standard deviation to be 16 words per minute. He calculates a test statistic for the following hypothesis test: H0: μ = 70 Ha: μ ≠ 70 Assuming the null hypothesis is true, this test statistic will follow:
Answers: 2
Mathematics, 21.06.2019 15:00, yyyyyyyyy8938
Sienna planned a trapezoid-shaped garden, as shown in the drawing below. she decides to change the length of the top of the trapezoid-shaped garden from 32 ft to 24 ft. which expression finds the change in the scale factor?
Answers: 1
Mathematics, 21.06.2019 23:00, jenhowie2944
Abox holds 500 paperclips. after a week on the teacher's desk 239 paperclips remained. how many paperclips were used?
Answers: 1
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
Rick the receptionist claims that he types an average of 70 words per minute. In order to test this,...
Mathematics, 27.06.2019 00:30
Mathematics, 27.06.2019 00:30
Business, 27.06.2019 00:30
Mathematics, 27.06.2019 00:30
Mathematics, 27.06.2019 00:30
History, 27.06.2019 00:30