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a. Express the original claim in symbolic form b. Identify the null and alternative hypotheses Claim: The standard deviation of pulse rates of adult males

a. Express the original claim in symbolic form b. Identify the null and alternative hypotheses

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Claim: The standard deviation of pulse rates of adult males is more than 12 bpm. For a random sample of 155 adult males, the pulse rates have a standard deviation of 12.3 bpm. Complete parts (a) and (b) below. a. Express the original claim in symbolic form. bpm (Type an integer or a decimal. Do not round.)

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