subject
Mathematics, 27.08.2019 18:20 jessicaisbaehood

Apharmaceutical company claims that the average cold lasts an average of 8.4 days. they are using this as a basis to test new medicines designed to shorten the length of colds. a random sample of 106 people with colds, finds that on average their colds last "8.7" days. the population is normally distributed with a population standard deviation of 0.9 days. at α=0.02, what type of test is this and can you support the company’s claim using the p-value?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
Abox of chocolates costs $7. which equation relates the number of boxes sold (x) and total cost of the boxes sold (y)?
Answers: 2
question
Mathematics, 21.06.2019 16:40
Which region represents the solution to the given system of inequalities? |-0.5x+y23 | 1.5x+ys-1 5 4 -3 -2 -1 1 2 3 4
Answers: 1
question
Mathematics, 21.06.2019 19:00
The graph shows the charges for a health club in a month. make a function table for the input-output values. writes an equation that can be used to find the total charge y for the number of x classes
Answers: 2
question
Mathematics, 21.06.2019 23:00
Describe the end behavior of the function below. f(x)=(2/3)^x-2 a. as x increases, f(x) approaches infinity. b. as x decreases, f(x) approaches 2. c. as x increases, f(x) approaches -2. d. as x decreases, f(x) approaches negative infinity.
Answers: 1
You know the right answer?
Apharmaceutical company claims that the average cold lasts an average of 8.4 days. they are using th...
Questions
question
Mathematics, 02.02.2021 05:10
question
Mathematics, 02.02.2021 05:10
question
Mathematics, 02.02.2021 05:10
Questions on the website: 13722367