subject
Mathematics, 08.05.2021 03:30 nick974

It is believed that the average amount of money spent per U. S. household per week on food is about $99, with standard deviation $13. A random sample of 16 households in a certain affluent community yields a mean weekly food budget of $100. We want to test the hypothesis that the mean weekly food budget for all households in this community is higher than the national average. State the null and alternative hypotheses for this test, the test statistic and determine if the results significant at the 5% level.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)
Answers: 2
question
Mathematics, 22.06.2019 01:50
Quadrilateral ghij has coordinates g(5, 1), h(4, -3), i(6, -1), and j(2, 1). if the quadrilateral is reflected over the line y = x, what are the coordinates of h'?
Answers: 1
question
Mathematics, 22.06.2019 02:00
If the line in the graph is shifted up two units which is the equation of the new line
Answers: 1
question
Mathematics, 22.06.2019 02:10
On monday, the water was shut off 3 times for 1/4 hours, 2/3 hours, and 1-3/4 hours, respectively. what was the tireless number of hours the water was off?
Answers: 1
You know the right answer?
It is believed that the average amount of money spent per U. S. household per week on food is about...
Questions
question
Social Studies, 15.04.2021 20:50
question
Mathematics, 15.04.2021 20:50
question
Biology, 15.04.2021 20:50
question
History, 15.04.2021 20:50
Questions on the website: 13722367