Use the Data in the Given Table and the Corresponding

question 103

Essay

Use the data in the given table and the corresponding Minitab display to test the hypothesis. The following table
entries are test scores for males and females at different times of day. Assuming no effect from the interaction
between gender and test time, test the claim that time of day does not affect test scores. Use a 0.05 significance
level. $\begin{array}{l|cccc} & \text { 6 a.m. - 9 a.m. } & \text { 9 a.m. - 12 p.m. } & \text { 12 p.m. - 3 p.m. } & \text { 3 p.m. - 6 p.m. } \\\hline \text { Male } & 87 & 89 & 92 & 85 \\\text { Female } & 72 & 84 & 94 & 89\end{array}$

$\begin{array}{lrrrrr}\text { Source } & \text { DF } & \text { SS } & \text { MS } & \text { F } & \text { p } \\\text { Gender } & 1 & 24.5 & 24.5 & 0.6652 & 0.4745 \\\text { Time } & 3 & 183 & 61 & 1.6561 & 0.3444 \\\text { Error } & 3 & 110.5 & 36.83 & &\end{array}$

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Definitions:

Billion

A number equal to a thousand million (1,000,000,000) in the short scale, or a million million (1,000,000,000,000) in the long scale, depending on the country.

Balance Of Trade

The difference in value between a country's imports and exports over a period of time.

Balance Of Payments

A financial statement summarizing a country's transactions with the rest of the world, including exports, imports, and capital flows, over a specified period.

Rate Of Exchange

The value of one currency for the purpose of conversion to another; it's how much of one currency can be exchanged for another currency.