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Asked a random sample of 100 adults

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Reference no: EM132150276

The Gallup Poll once asked a random sample of 100 adults. " Do you happen to jog?" Suppose 50 of these adults answered 'Yes,I jog" Based on this sample what is the estimated probability that 40% or less of all adults jog? Use normal distribution ( determine the mean, standard error, calculate Z, and use Z-table) and choose the closest answer.

Reference no: EM132150276

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