Continuous and discrete variables
Can someone show that the variance is same for continuous and discrete variables?
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When the null hypothesis is true, and n=1550, what is the standard deviation of the sampling distribution of means?
A research team plans to test the null hypothesis that ? = .45, sigma=.5. the test is right sided. a sample size of n=1550 is observed. When the null hypothesis is true, and n=1550, what is the standard deviation of the sampling distribution of mea
If 100 policies are solds, what is the approximate probability that the insurance company will have claims exceeding the premiums collected?
For the estimated linear regression equation mu(hat) sub Y|x = b0 + b1x show that the point (xbar, ybar) always lies on the estimated regression line.
The subjects were recruited in Ontario, Canada, via advertisments to participate in a study of "attitudes and values towards wine." Can we generalize our conclusions to all wine drinkers? Explain.
A survey is being planned to determine the mean amount of time corporation executives watch television. A pilot survey indicated that the mean time per week is 14 hours, with a standard deviation of 2.0 hours. It is desired to estimate the mean vi
An insurance policy is written to cover a loss, X, where X has a uniform distribution on [0, 1000]. At what level must a deductible be set in order for the expected payment to be 25% of what it would be with no deductible?
This embryo may potentially develop into what kind of animal (base your answer on the animal phylogeny based mainly on morphological and developmental comparisons).
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