Mathematics, 06.05.2020 16:57 AnaiyaKirksey8
The he average U. S. daily internet use at home is two hours and twenty minutes. A sample of 64 homes in Soddy-Daisy showed an average usage of two hours and 50 minutes with a standard deviation of 80 minutes. We are interested in determining whether or not the average usage in Soddy-Daisy is significantly different from the U. S. average.
1. State the null and alternative hypotheses to be tested.
2. Compute the test statistic.
3. The null hypothesis is to be tested at 95% confidence. What do you conclude?
Answers: 1
Mathematics, 21.06.2019 20:00
Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?
Answers: 2
Mathematics, 21.06.2019 21:50
Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()
Answers: 1
Mathematics, 21.06.2019 22:00
Determine which postulate or theorem can be used to prove that lmn =nmo
Answers: 3
The he average U. S. daily internet use at home is two hours and twenty minutes. A sample of 64 home...
Spanish, 02.03.2021 03:10
Mathematics, 02.03.2021 03:10
Mathematics, 02.03.2021 03:10
Mathematics, 02.03.2021 03:10
History, 02.03.2021 03:10
Mathematics, 02.03.2021 03:10
Chemistry, 02.03.2021 03:10
Mathematics, 02.03.2021 03:10