subject
Mathematics, 15.04.2020 01:14 tddreviews

A credit card company wants to test the hypothesis that its account holders spend an average of $100 per month at gasoline stations. They take a sample of 1000 accounts and find an average spend of $115 with a standard deviation of $41. Conduct this hypothesis test with a .01 level of significance. What is the test statistic? Answer to two decimal places. Hint: this is a two-tail test.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 17:40
Divide. reduce the answer to lowest terms.5 2/3 รท 3 1/9
Answers: 3
question
Mathematics, 21.06.2019 19:30
Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?
Answers: 2
question
Mathematics, 21.06.2019 22:30
What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)
Answers: 2
question
Mathematics, 21.06.2019 23:00
Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid
Answers: 1
You know the right answer?
A credit card company wants to test the hypothesis that its account holders spend an average of $100...
Questions
question
English, 12.04.2021 19:20
question
Biology, 12.04.2021 19:20
question
Mathematics, 12.04.2021 19:20
question
Mathematics, 12.04.2021 19:20