For the Given Table of Observed Frequencies I) Compute the Row Totals, the Column Totals, and the

question 9

Essay

For the given table of observed frequencies:
$\begin{array}{cccc}\hline & 1 & 2 & 3 \\\hline \text { A } & 60 & 61 & 53 \\\text { B } & 87 & 90 & 81 \\\text { C } & 41 & 94 & 82 \\\hline\end{array}$

i). Compute the row totals, the column totals, and the grand total.
ii). Construct the corresponding table of expected values.
iii). Compute the value of the chi-square test statistic.
iv). Perform a test for independence, using the $\alpha = 0.05$ level of significance.

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Definitions:

Scatterplot

A graphical representation that uses dots to show the relationship between two sets of data.

Data Points

Individual pieces of factual information collected for analysis.

United States

A country located in North America, comprising 50 states, a federal district, five major self-governing territories, and various possessions.

National League

One of the two major professional baseball leagues in the United States, the other being the American League.