One Hundred People Are Selected at Random and Tested for Colorblindness

question 3

Essay

One hundred people are selected at random and tested for colorblindness to determine whether gender and colorblindness are independent. The following counts were observed.

$\begin{array}{|l|c|c|c|}\hline & \text { Colorblind } & \text { Not Colorblind } & \text { Total } \\\hline \text { Male } & 8 & 52 & 60 \\\hline \text { Female } & 2 & 38 & 40 \\\hline \text { Total } & 10 & 90 & 100 \\\hline\end{array}$
If gender and colorblindness are independent, find the expected values corresponding to the four combinations of gender and colorblindness, and enter them in the table below along with row and column totals.

$\begin{array}{|l|l|l|l|}\hline & \text { Colorblind } & \text { Not Colorblind } & \text { Total } \\\hline \text { Male } & & & \\\hline \text { Female } & & & \\\hline \text { Total } & & & \\\hline\end{array}$

---

Definitions:

Perform Audits

The process of examining an organization's financial records to ensure accuracy and compliance with accounting standards and laws.

Financial Statements

Summaries that present a snapshot of a corporation's financial health, encompassing the balance sheet, income statement, and cash flow statement.

Statement of Stockholders' Equity

This financial statement details the changes in the equity section of a company over a period, including transactions like stock issuance and earnings retention, presenting a different perspective from its initial portrayal.

Dividend Payments

Distributions of earnings allocated by a company to its shareholders, often in the form of cash or stock.