A company tracks the number of products sold daily. The sales data follows a normal distribution with a mean of 200 and a standard deviation of 20. Approximately what percentage of daily sales falls between 180 and 220?

Question

jsimpson11000 · Answer

180 is one standard deviation below the mean and 220 is one standard deviation above. Look at the Bell curve to see this encompasses 68% of the sales ( 34 % + 34% ) ;

A company tracks the number of products sold daily. The sales data follows a normal distribution with a mean of 200 and a standard deviation of 20. Approximately what percentage of daily sales falls between 180 and 220?

Answer (1)

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