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Public health officials claim that people living in low income neighborhoods have different Physical Activity Levels (PAL) than the general population. This is based on knowledge that in the U.S., the mean PAL is 1.62 and the standard deviation is 0.46. A study took a random sample of 43 people who lived in low income neighborhoods and found their mean PAL to be 1.52. Using a one-sample z test, what is the z-score for this data? (Answer to 2 decimal places)
What is the critical value of z in the previous question? Report the critical value CLOSEST to your calculated z-score. (Answer to 2 decimal places.)
She is also indifferent between L3=(1,B) and L4=(0.7, A; 0.3 C). If Patty wants to take the course that maximizes the expected utility of her ?nal grade, which course should she take?
lies damned lies and statistics is a phrase describing the persuasive power of numbers particularly the use of
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A government survey conducted to estimate the mean price of houses in a metropolitan area is designed to have a margin of error of $10,000.
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