Mathematics, 06.11.2020 16:10 Shadow0202
A psychologist wants to estimate the standard deviation of IQ scores. It is widely believed that IQ scores follow a normal distribution. Her random sample of IQ scores has a mean of and a standard deviation of . Find the confidence interval for the population standard deviation based on this sample. Then give its lower limit and upper limit. Carry your intermediate computations to at least three decimal places. Round your answers to at least two decimal places. (If necessary, consult a list of formulas.)
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A psychologist wants to estimate the standard deviation of IQ scores. It is widely believed that IQ...
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