TV sets: According to the Nielsen Company, the mean number of TV sets in a U.S. household in 2013 was 2.24, Assume the standard deviation is 1.3. A sample of 90 households is drawn. Part: 0/5 Part 1 of 5 (a) What is the probability that the sample mean number of TV sets is greater than 2? Round your answer to at least four decimal places. The probability that the sample mean number of TV sets is greater than 2 is

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Q: can I have h?

A: h). n = 81     p = 0.10

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A: Fact :- Two regions are adjacent if they share a common border.

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Q: This answer is wrong

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Q: What is the error?

A: The formula of standard deviation is:

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A: To find a positive value of  such that the average value of  over the interval  is 20.

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A: We know, i=-1

Q: 15) L (nx)* dx

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.