In Testing the Difference Between Two Proportions Using the Normal

question 60

True/False

In testing the difference between two proportions using the normal distribution,we may use either a one-tailed chi-square test or a two-tailed Z test.

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Definitions:

Box Plots

Box plots, also known as box-and-whisker plots, are graphical representations used in descriptive statistics that show the distribution, central value, and variability of a dataset through quartiles, highlighting median, quartiles, and outliers in the data.

Medians

The middle value in a set of numbers, dividing the data set into two halves.

Histograms

A visual depiction showcasing how numerical data is spread out, illustrated through bars of varying heights.

Means

The average value in a data set, calculated as the sum of all values divided by the number of values.