A recent survey in the N.Y. Times Almanac indicated that 48.8% of families own stock. A broker wanted to determine if this survey could be valid. He surveyed a random sample of 250 families and found that 143 owned some type of stock. At the 0.05 significance level, can the survey be considered to be accurate? a. State the p-value. (Round your answer to four decimal places.) b. What is your decision? reject/not reject? c. Write a conclusion. There is sufficient evidence to conclude that the percent of families who own stock is not 48.8%. There is not sufficient evidence to conclude that the percent of families who own stock is not 48.8%.
A recent survey in the N.Y. Times Almanac indicated that 48.8% of families own stock. A broker wanted to determine if this survey could be valid. He surveyed a random sample of 250 families and found that 143 owned some type of stock. At the 0.05 significance level, can the survey be considered to be accurate? a. State the p-value. (Round your answer to four decimal places.) b. What is your decision? reject/not reject? c. Write a conclusion. There is sufficient evidence to conclude that the percent of families who own stock is not 48.8%. There is not sufficient evidence to conclude that the percent of families who own stock is not 48.8%.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A recent survey in the N.Y. Times Almanac indicated that 48.8% of families own stock. A broker wanted to determine if this survey could be valid. He surveyed a random sample of 250 families and found that 143 owned some type of stock. At the 0.05 significance level, can the survey be considered to be accurate?
a. State the p-value. (Round your answer to four decimal places.)
b. What is your decision?
reject/not reject?
c. Write a conclusion.
There is sufficient evidence to conclude that the percent of families who own stock is not 48.8%.
There is not sufficient evidence to conclude that the percent of families who own stock is not 48.8%.
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