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I need help with this with a very clear explanation 4. Identify the null hypothesis (Ho) and the alternative hypothesis (H1) for the following. a)

I need help with this with a very clear explanation

4. Identify the null hypothesis (Ho) and the alternative hypothesis (H1) for the following. a) Claim: More than 91% of adults have a cell phone. In a Marist poll of 1128 adults, 87% said that they have a cell phone. b) Claim: The average height of an adult female is at most 64.5 inches

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