Mathematics, 21.04.2020 00:34, Jasten
In a survey of 1,000 American adults conducted in April 2012, 43% reported having gone through an entire week without paying for anything in cash. Test to see if this sample provides evidence that the proportion of all American adults going a week without paying cash is greater than 40%. Use the fact that a randomization distribution is approximately normally distributed with a standard error of 0.016. Show all details of the test and use a 5% significance level.
1. State the null and alternative hypotheses.
2. What is the test statistic? Round your answer to two decimal places.
3. What is the p-value? Round your answer to two decimal places.
4. What is the conclusion?
A. Do not reject H_0 and find evidence that the proportion is greater than 40%.
B. Do not reject H_0 and do not find evidence that the proportion is greater than 40%
C. Reject H_0 and find evidence that the proportion is not greater than 40%.
D. Reject H_0 and find evidence that the proportion is greater than 40%.
Answers: 3
Mathematics, 21.06.2019 22:10, goodygoodgirlygirl
Akitchen is 12 ft. by 14 ft. with 10 ft. high walls. how much would it cost to put vinyl flooring in this room? $8.80 per ft
Answers: 1
Mathematics, 22.06.2019 00:00, seonna
You are looking for your first credit card. you plan to use this credit card only for emergencies and to pay the credit card balance in full each month. which credit card feature is most important? a. no annual fee b. low apr c. generous rewards program d. no balance transfer fee select the best answer from the choices provided
Answers: 2
Mathematics, 22.06.2019 03:00, Sydewise9242
Define the type of sequence below. -2,0,2,4,6 a. both arithmetic and geometric b. arithmetic c. neither arithmetic nor geometric d. geometric
Answers: 3
In a survey of 1,000 American adults conducted in April 2012, 43% reported having gone through an en...
Mathematics, 10.02.2022 19:30
English, 10.02.2022 19:30
Mathematics, 10.02.2022 19:30
Mathematics, 10.02.2022 19:30
Advanced Placement (AP), 10.02.2022 19:30
English, 10.02.2022 19:30
Mathematics, 10.02.2022 19:30