The Following Table Shows the Distribution of Employees in an Organization

question 51

Multiple Choice

The following table shows the distribution of employees in an organization. Martha Foreman, an analyst, wants to see if race has a bearing on the position a person holds with this company. Using the p-value approach and α = 0.05, the decision and conclusion are ________.

• A) reject the null hypothesis; conclude race and seniority are dependent
• B) reject the null hypothesis; conclude race and seniority are independent
• C) do not reject the null hypothesis; cannot conclude race and seniority are dependent
• D) do not reject the null hypothesis; conclude race and seniority are independent

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Definitions:

Squared Deviation

The square of the difference between an observed value and the mean, used in statistical analysis to measure variance.

Mean

The arithmetic average of a set of values, calculated by summing all the values and then dividing by the number of values.

Variance

A measure of the dispersion or spread of a set of data points around their mean value.

Variance

A measure of how much the values in a data set differ from the mean of that set.