In a Test of Physical Fitness, a Group of Men $\mu$

question 54

Essay

In a test of physical fitness, a group of men ages 65 and older from a local retirement community were told to do as many sit-ups as they could.It is known the population mean $\mu$ is 20 with $\sigma_{X}=8$ The scores for the men from the retirement community are given below.Use a two-tailed rejection region with a total area of 0.05.What is the standard error of the mean?

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Definitions:

Meeting

A gathering of people, either in person or virtually, arranged for a specific purpose, such as discussion or decision-making.

Status Option

A selectable setting that determines the current state or progress of a task, application, or process.

Slashed Bar

A graphical symbol, often used to indicate prohibition or that something is not allowed.

Time

The unending advancement of events and existence throughout past, present, and future seen as a collective entity.