Mathematics
Mathematics, 28.04.2021 22:50, sierram298

Marta created an app, and she suspected that teens were more likely to use it than adults. She obtained separate random samples of teens and adults. Here are the results: Use app? Teens Adults
Yes 545454 262626
No 666666 104104104
Total 120120120 130130130
She wants to use these results to construct a 95\%95%95, percent confidence interval to estimate the difference between the proportions of teens and adults that use her app (p_\text{T}-p_\text{A})(p
T
​
βˆ’p
A
​
)left parenthesis, p, start subscript, start text, T, end text, end subscript, minus, p, start subscript, start text, A, end text, end subscript, right parenthesis. Assume that all of the conditions for inference have been met.

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 15:30, schoolboyq3017
The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y
Answers: 1
image
Mathematics, 21.06.2019 16:30, aperez4102
What is the order of magnitude for the number of liters in a large bottle of soda served at a party
Answers: 2
image
Mathematics, 21.06.2019 19:00, vane6176
Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b
Answers: 1
image
Mathematics, 21.06.2019 20:00, codyshs160
The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (Β°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2Β°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212
Answers: 1
Do you know the correct answer?
Marta created an app, and she suspected that teens were more likely to use it than adults. She obtai...

Questions in other subjects:

Konu
Mathematics, 09.03.2021 19:30