Claim: The standard deviation of pulse rates of adult males is less than 12 bpm. For a random sample of 139 adult males, the pulse rates have a standard deviation of 11.5 bpm. Complete parts (a) and...

Extracted text: Claim: The standard deviation of pulse rates of adult males is less than 12 bpm. For a random sample of 139 adult males, the pulse rates have a standard deviation of 11.5 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.)