Mathematics, 19.05.2020 02:59 TookMurr
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.
9. The standard deviation of X is
a. 22.91.
b. 27.39.
c. 5255.
d. 750.
10. The probability that X is at least 800 is
a. less than 0.0001.
b. about 0.015.
c. 0.025.
d. 0.05.
Answers: 1
Mathematics, 21.06.2019 18:00
Solve this system of equations. 12x β 18y = 27 4x β 6y = 10
Answers: 1
Mathematics, 21.06.2019 22:00
Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?
Answers: 3
Mathematics, 22.06.2019 04:00
The graph shows the first four ordered pairs formed by the corresponding terms of two patterns. which ordered pair would be the fifth point on this graph? a. 12,8 b. 12,4 c. 10,4 d. 4,12
Answers: 1
Mathematics, 22.06.2019 04:30
An archaeologist in turkey discovers a spear head that contains 53% of its original amount of c-14. find the age of the spear head to the nearest year. (5250 isnβt right)
Answers: 1
A survey asks a random sample of 2500 adults in Ohio if they support an increase in the state sales...
Biology, 08.12.2021 22:10
Health, 08.12.2021 22:10
Social Studies, 08.12.2021 22:10
English, 08.12.2021 22:10
Social Studies, 08.12.2021 22:10
Business, 08.12.2021 22:10
Social Studies, 08.12.2021 22:10
History, 08.12.2021 22:10
English, 08.12.2021 22:10
Mathematics, 08.12.2021 22:10
Spanish, 08.12.2021 22:10
History, 08.12.2021 22:10
Mathematics, 08.12.2021 22:10
Mathematics, 08.12.2021 22:10
Mathematics, 08.12.2021 22:10