Mathematics, 06.05.2020 05:41, nana54muller
According to a Gallup survey conducted in July 2011, 20% of Americans favor reducing the U. S. budget deficit by using spending cuts only, with no tax increases. An economics professor believes that fewer college students would favor deficit reduction through spending cuts only. The professor surveys 500 college students and finds that 75 of them favor reducing the deficit using only spending cuts. What is the test statistic?
Answers: 3
is the value tested at the null hypothesis, 
is the standard deviation and n is the size of the sample.
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 14:00, tasha7121
9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10
Answers: 3
Mathematics, 21.06.2019 18:00, kezin
The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?
Answers: 1
Do you know the correct answer?
According to a Gallup survey conducted in July 2011, 20% of Americans favor reducing the U. S. budge...
Questions in other subjects:
Mathematics, 03.07.2019 20:30
Social Studies, 03.07.2019 20:30
Social Studies, 03.07.2019 20:30
Social Studies, 03.07.2019 20:30
Biology, 03.07.2019 20:30
