subject
Mathematics, 15.04.2020 18:29 clebby3056

A survey asks a random sample of 1500 adults in Ohio if they support an increase in the state sales tax from 6% to 7%, with the additional revenue going to education. Let denote the proportion in the sample that say they support the increase. Suppose that 40% of all adults in Ohio support the increase. The standard deviation of X is closest to:

a. 25.
b. 105.
c. 360.
d. 19.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 20.06.2019 18:04
Ineed with this math problem p(65)=500Ɨ1.0325*65 the star means that you have to times it like 1.0325Ɨ1.0325?
Answers: 2
question
Mathematics, 21.06.2019 22:00
Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a Ā· b a polynomial? yes or no
Answers: 1
question
Mathematics, 22.06.2019 00:30
Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. which of the following expressions could represent how much bo pays for the game? choose 2 answers: choose 2 answers: (choice a) a 0.82b0.82b (choice b) b 1.18b1.18b (choice c) c b-0.18bāˆ’0.18 (choice d) d b-18bāˆ’18 (choice e) e b-0.18bbāˆ’0.18b
Answers: 2
question
Mathematics, 22.06.2019 01:10
Use a standard normal table to determine the probability. give your answer as a decimal to four decimal places. āˆ’1.5< < 1.5)
Answers: 3
You know the right answer?
A survey asks a random sample of 1500 adults in Ohio if they support an increase in the state sales...
Questions
question
Mathematics, 25.07.2019 19:20
Questions on the website: 13722361