A Random Sample of 30 Long Distance Runners Aged 20-25

question 27

Multiple Choice

A random sample of 30 long distance runners aged 20-25 was selected from a running club.The resting heart rates (in beats per minute) of the runners are shown below.Estimate the mean resting heart rate for the population of long distance runners aged 20-25.Give the 95% confidence interval. $$\begin{array} { l l l l l l l l l l } 62 & 70 & 61 & 64 & 75 & 54 & 72 & 68 & 74 & 54 \\75 & 70 & 62 & 66 & 79 & 73 & 81 & 60 & 66 & 76 \\67 & 62 & 66 & 69 & 70 & 86 & 76 & 60 & 53 & 71\end{array}$$

• A)(65.1,71.1)
• B)(64.1,70.1)
• C)(64.0,72.2)
• D)(62.9,73.0)
• E)(62.9,72.2)

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Definitions:

Psychoanalytic

Relating to a theory and therapeutic method developed by Freud emphasizing unconscious mental processes in shaping feelings, thoughts, and behaviors.

Biological Model

An approach in psychology and medicine that considers biological processes and genetic factors as the primary basis for behavior and mental states.

Institutionalizing

The process of establishing something as a norm or standard within an institution or society.

Strange Behavior

Actions or responses that deviate significantly from what is considered typical or socially acceptable within a given cultural or societal context.