Question 117 X 127 137 147
Given that = 22.1 and E= 4.9, build a Cl for u. Enter your answer as an ordered pair, like this: If the CI is a < < b then enter (a,b). Note: You must include the parentheses or you will get marked wrong. Submit Question
Given that = 24.4 and E= 4.5, build a Cl for u. Enter your answer as an ordered pair, like this: If the CI is a < < b then enter (a,b). Note: You must include the parentheses or you will get marked wrong. Submit Question
77 87 97 107 157 a To build a 84% CI for the mean of the population shown above, you take a random sample of 38 values. What is the Margin of Error, E? Round the Critical Value and your answer to three decimals. Note: of course, if you actually knew that the population distribution was as shown in the graph, you would not need to build a CI for the mean since it's right there in the graph. But you might use the CI to determine if perhaps the population mean has changed. Submit 77 87 97 107 157 a To build a 84% CI for the mean of the population shown above, you take a random sample of 38 values.
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