What is the standard deviation of acres burned per year

Reference no: EM13209920

the number of acres burned by forest fires and range fires each year is normally distributed with a mean of 5,300 acres. Last year 4,400 acres burned and it was reported that this acreage was 1.43 standard deviations below the mean. what is the standard deviation of acres burned per year?

Reference no: EM13209920

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