Shape and height of peak of normal bell shaped curve
What would happen to the shape and height of the peak of the normal bell shaped curve if the standard deviation increased?
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A regression equation was constructed relating the time spent studying for an exam (X) and the score received on the first exam (Y) for 25 students in a calculus course. The y-intercept was found to be 95 while the slope was found to be -0.8. In a
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In 400 trials, Hairballi hit the sage area on rotating human target 90% of the time. Suppose that Dr. Maaaavelous would like to obtain a 95% CI for p with marginal error E=0.02.
What is the formula used to calculate 99.7% interval of a bell shaped curve graph?
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