Questions by Mjsey

Questions by Mjsey

If the estimated population standard deviation based on previous studies is 20 percent, the acceptable error is plus or minus 5 percent, and the z-value for a 95 percent level of confidence is 1.96, the

asked Mar 3, 2020

1 answer

3 votes

212k views

A survey asked 40 people if they were concerned about the environment - 6 said that they were very concerned. Which of the following statements correctly describes how the confidence interval for the population

asked Mar 2, 2020

1 answer

2 votes

214k views

Tennis balls with a diameter of 2.5 in.are sold in cans of three. The can is a cylinder. What is the volume of the space in the can that is not occupied by tennis balls? Assume the tennis balls touch the

asked Feb 17, 2020

1 answer

0 votes

105k views

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