Claim: The standard deviation of pulse rates of adult males is morethan 12 bpm. For a random sample of 125 adultmales, the pulse rates have a standard deviation of 12.2 bpm. Complete parts(a) and(b) below.

a. Express the original claim in symbolic form.

(integer or a decimal. Do notround.)

b. Identify the null and alternative hypotheses.

(integer or a decimal. Do notround.)

Claim: The standard deviation of pulse rates of adult males is more than 12 bpm. For a random sample of 125 adult males, the pulse rates have a standard deviation of 12.2 bpm. Complete parts (a) and (b) below. a. Express the original claim in symbolic form. V iv bpm (Type an integer or a decimal, Do not round.) b. Identify the null and alternative hypotheses. H0: '1' : bpm H1: bpm (Typ p M decimals. Do not round.) G p Enter your answer in each of the answer boxes. Save for Later