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Suppose 39 women used skin cream for 22 weeks. At the end of the period, a dermatologist judged whether each womam exhibited skin improvement. The...

Suppose 39 women used skin cream for 22 weeks. At the end of the period, a dermatologist judged whether each womam exhibited skin improvement. The results show that 22 women improved. Do the data provide sufficient evidence to conclude that the cream will improve the skin of more than 50% of women? Test using α=0.05 and the p-value method.

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