A psychologist is studying the distribution of iq scores of

Reference no: EM13240630

A psychologist is studying the distribution of IQ scores of girls at an alternative high school. In wishing to estimate the average IQ scores in this school, the psychologists takes a random sample of 26 girls. The sample mean IQ score for these girls is 112. Assume that IQ scores follow a normal distribution with sample standard deviation s = 18. Construct a 95% one-sided upper confidence interval for the population mean IQ score μ. Give your answer accurate to two decimal places. For example, 110.45.

Reference no: EM13240630

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