Mathematics, 04.07.2020 21:01 kskfbfjfk

A research firm conducted a survey of 49 randomly selected Americans to determine the mean amount spent on coffee during a week. The sample mean was $20 per week. The population distribution is normal with a standard deviation of $5. What is the point estimate of the population mean

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A research firm conducted a survey of 49 randomly selected Americans to determine the mean amount sp...