subject
Mathematics, 02.11.2019 03:31 Fetty1738

Suppose that fred, a united states politician from a large western state, wants to create a new law that would require children under the age of 16 to be accompanied by an adult at all times in public places. based on previous voting records, fred believes that he could gain the support of 25% of likely voters. to test his hypothesis, fred conducts a random survey of 1200 likely voters and asks if they would support his proposition. let x denote the number of likely voters in fred's sample that pledge their support . which of the following statements are true about the sampling distribution of x? o the sampling distribution of x is exactly normal with u = 0.5 and a = 0.0125. " the sampling distribution of x is exactly binomial with in = 1200 and p = 0.25. o the sampling distribution of x is exactly normal with u = 300 and a = 15. 0 the sampling distribution of x is approximately normal with a = 0.5 and o = 0.0125. 0 the sampling distribution of x is approximately normal with u = 300 and os = 15. o the sampling distribution of x is approximately binomial with n = 1200 and p = .. 25

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 22.06.2019 01:50
The length of time it takes to find a parking space at 9 a.m. follows a normal distribution with a mean of 5 minutes and a standard deviation of 2 minutes. find the probability that it takes at least 8 minutes to find a parking space. (round your answer to four decimal places.)
Answers: 1
question
Mathematics, 22.06.2019 02:00
The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220
Answers: 3
question
Mathematics, 22.06.2019 02:20
Which of these could you find on a credit report? check all that apply. previous address current employer highest level of education completed bankruptcy and a civil court case monthly income late credit card payments
Answers: 2
question
Mathematics, 22.06.2019 03:30
The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4Ï€r2. write your answer in scientific notation.
Answers: 1
You know the right answer?
Suppose that fred, a united states politician from a large western state, wants to create a new law...
Questions
question
Biology, 20.04.2021 09:20
question
Mathematics, 20.04.2021 09:20
Questions on the website: 13722363