Interpret the meaning of the confidence interval

Reference no: EM13126836

A research firm conducted a survey to determine how much money married couples spend each year on movies. After surveying 90 couples, they determined the mean of their sample to be $150 and the standard deviation was $5.

A. What is the 95% confidence interval for the population mean?

B. Please interpret the meaning of the confidence interval.

Reference no: EM13126836

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