Mathematics, 24.12.2019 05:31 stella013108
Alocal eat-in pizza restaurant wants to investigate the possibility of starting to deliver pizzas. the owner of the store has determined that home delivery will be successful if the average time spent on the deliveries does not exceed 36 minutes. the owner has randomly selected 20 customers and has delivered pizzas to their homes in order to test if the mean delivery time actually exceeds 36 minutes. suppose the p-value for the test was found to be 0.0275. state the correct conclusion.
a. at α=0.05, we fail to reject h0.
b. at α=0.02, we reject h0.
c. at α=0.03, we fail to reject h0.
d. at α=0.025, we fail to reject h0.
Answers: 3
Mathematics, 21.06.2019 14:00
(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?
Answers: 2
Mathematics, 21.06.2019 18:00
Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given
Answers: 1
Mathematics, 21.06.2019 19:30
If (17, 4) is an ordered pair of the inverse of f(x), which of the following is an ordered pair of the function f(x)? a. (17,4) b. (4.17) c. (4,0) d. 0,17)
Answers: 2
Mathematics, 21.06.2019 19:30
For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?
Answers: 1
Alocal eat-in pizza restaurant wants to investigate the possibility of starting to deliver pizzas. t...
Business, 13.05.2021 19:10
Mathematics, 13.05.2021 19:10
Mathematics, 13.05.2021 19:10
Computers and Technology, 13.05.2021 19:10
History, 13.05.2021 19:10
Mathematics, 13.05.2021 19:10