The standard deviation of pulse rates of adult males is   10 bpm. For a random sample of  157 adult​ males, the pulse rates have a standard deviation of  10.5 bpm. Complete parts​ (a) and​ (b) below.   Express the original claim in symbolic form.   ▼   pp sigmaσ muμ ▼   equals= greater than> less than< not equals≠ enter your response here bpm ​(Type an integer or a decimal. Do not​ round.) b. Identify the null and alternative hypotheses.   H0​: ▼   pp sigmaσ muμ ▼   greater than> not equals≠ equals= less than< enter your response here bpm H1​: ▼   sigmaσ muμ pp ▼   equals= greater than> less than< not equals≠ enter your response here bpm

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