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fA large poll showed that 42% of adults approved of their nation's prime minister. Margot wanted to test if it had decreased, so she took

\fA large poll showed that 42% of adults approved of their nation's prime minister. Margot wanted to test if it had decreased, so she took a random sample of 500 adults in that nation and found that 160 of those them approved of the prime minister. She wants to test Ho : p = 0.42 versus Ha : p * Qo W # 5 O - OO E R Y U

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