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What Is the Recommended Minimum Amount of Time for Washing

question 98

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What is the recommended minimum amount of time for washing hands with warm water and soap before preparing or eating food?


Definitions:

Nominal Variable

A type of variable that represents categories with no intrinsic ordering or rank among them.

Indicator Variables

Binary variables used in regression analysis, taking the value of either 0 or 1 to denote the absence or presence of a categorical effect.

Analysis of Variance

A statistical method used to compare the means of three or more samples to determine if at least one of them is significantly different from the others.

Dummy Variable

A binary variable used in regression analyses to represent categories of a nominal variable.

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