A Recent Study Investigated the Effects of a "Buckle Up $\hat{p}$

question 12

Essay

A recent study investigated the effects of a "Buckle Up Your Toddlers" campaign toget parents to use grocery cart seat belts. Investigators observed a representativesample of parents at grocery stores in a large city, and found 192 out of 594 parentsbuckling up their toddlers.a) Compute an estimate of the population proportion of all parents who buckle uptheir toddlers.b) Based on the data above, what is the margin of error of $\hat{p}$ ?

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