Mathematics, 26.12.2019 01:31 shariaharper
The manager of a major retail store has taken a random sample of 25 customers. the average sale was $52.50. the population standard deviation is known to be $6.10. the manager would like to determine whether or not the mean sales by all customers are significantly more than $50. what is the p-value for the test?
a. 05
b. 02
c. 2.50
Answers: 2
Mathematics, 21.06.2019 19:30
Is the power produced directly proportional to the wind speed, give reasons for your answer?
Answers: 1
Mathematics, 22.06.2019 04:20
Grace is a 70-year old woman who paid the utility bill online for the first time. she called her bank's customer service center to make sure she had done the transaction successfully. but the voice recording repeatedly played a message that all representatives were busy, which irked grace. which factor would make grace not recommend the bank to others? a. absence of technology b. lack of accessibility c. lack of financial products d. poor reputation
Answers: 1
The manager of a major retail store has taken a random sample of 25 customers. the average sale was...
Physics, 23.10.2020 22:30
Computers and Technology, 23.10.2020 22:30
Chemistry, 23.10.2020 22:30
Mathematics, 23.10.2020 22:30
Social Studies, 23.10.2020 22:30
Mathematics, 23.10.2020 22:30
English, 23.10.2020 22:30
Social Studies, 23.10.2020 22:30
Chemistry, 23.10.2020 22:30
Advanced Placement (AP), 23.10.2020 22:30