What Types of Changes Cause Muscles to Decrease in Size

question 114

Essay

What types of changes cause muscles to decrease in size and strength during the aging process?

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Definitions:

Confidence Interval

The interval estimate of the mean value of y for a given value of x.

Linear Regression Model

A statistical technique that models and examines the linear relationship between a dependent variable and one or more independent variables by fitting a linear equation to observed data.

Interval Estimate

An estimate of a population parameter that provides an interval believed to contain the value of the parameter. For the interval estimates in this chapter, it has the form: point estimate ± margin of error.

Regression Analysis

A set of statistical processes for estimating the relationships among variables, including a dependent variable and one or more independent variables.