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A sample of 64 is taken from a large populatio. The population has a mean of $200 and a standard deviation of $20
a) Determine the mean of the sampling distribution of the sample means.
b) Compute the standard error.
c) Determine the range of values within which the sample mean has a 95.44% chance of falling.
d) Determine the probability that the sample mean will fall within $5 of the population mean.
Use confidence intervals to determine whether or not (a) we can be 95% certain that the average woman considers herself overweight as compared to her ideal weight.
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The average number of hours of sleep per night that a college freshman gets is 6.50 with a standard deviation of 1.80 hours. If 35 college freshmen are randomly chosen find the probability that they average at least seven hours of sleep per night.
Solve for the following items: The point on the x-axis that is equidistant (equal distance)from (10,4) and (6,2).
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Recognize the midpoint of the first class. Recognize the class boundaries of the first class.
a customer may roll two fair dice and rent a second movie for an amount in cents determined by the numbers showing on
How many business students must be randomly selected to estimate the mean monthly earnings of business students at one college?
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