Probable mean spent amount

Reference no: EM1396132

At the end of the Halloween Festival the organizers estimated that a family of participants spent in average $50.00 with a standard deviation of $15.00. If 49 participants (49 = size of the sample) are selected randomly, what's the likeihood that their mean spent amount will be within $6 of the population mean? (mean+/-6)

Reference no: EM1396132

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