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Claim: The standard deviation of pulse rates of adult males is morethan 10 bpm. For a random sample of 162 adultmales, the pulse rates have

Claim: The standard deviation of pulse rates of adult males is morethan 10 bpm. For a random sample of 162 adultmales, the pulse rates have a standard deviation of 10.8 bpm. Complete parts(a) and(b) below.

a. Express the original claim in symbolic form

b. Identify the null and alternative hypotheses

H0:

H1:

(integers or decimals do not round)

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