Essay
Time Spent Playing Computer Games
Suppose that the amount of time teenagers spend playing computer games per week is normally distributed with a standard deviation of 1.5 hours.A sample of 100 teenagers is selected at random,and the sample mean computed as 6.5 hours.
-{Time Spent Playing Computer Games Narrative} Determine and interpret the 90% confidence interval estimate of the population mean.
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LCL = 6.25 and UCL = 6.75 (hou...View Answer
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