![subject](/tpl/images/cats/mat.png)
Mathematics, 19.10.2021 07:00 aprilkenedy12
A survey asks a random sample of 2500 adults in Ohio if they support an increase in the state sales tax from 5.25% to 5.50%, with the additional revenue going to education. Let X denote the number in the sample that say they support the increase. Suppose that 30% of all adults in Ohio support the increase. 8. The mean of X is a. 30. b. 525. c. 750. d. 1750. 9. The standard deviation of X is a. 22.91. b. 27.39. c. 5255. d. 750.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30, euraleecewilliams
1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00, madisonvinson0
Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30, chicalapingpon1938
Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4
Answers: 1
You know the right answer?
A survey asks a random sample of 2500 adults in Ohio if they support an increase in the state sales...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 28.08.2019 11:30
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 28.08.2019 11:30
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/fizika.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 28.08.2019 11:30
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 28.08.2019 11:30
![Konu](/tpl/images/cats/mat.png)