Question

claim: the standard deviation of pulse rates of adult males is more than 10 bpm. for a random sample of 173 adult males, the pulse rates have a standard deviation of 10.9 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.)

Explanation:

Step1: Identify the symbol for standard deviation

In statistics, the symbol for population standard deviation is \(\sigma\).

Step2: Translate the claim into symbolic form

The claim is "The standard deviation of pulse rates of adult males is more than 10 bpm". So, in symbolic form, it is \(\sigma> 10\).

Answer:

\(\sigma>10\)