Find the Mean of the Data Summarized in the Given

question 71

Multiple Choice

Find the mean of the data summarized in the given frequency distribution.
-The test scores of 40 students are summarized in the frequency distribution below. Find the mean score.
$$\begin{array} { c | c } \text { Score } & \text { Students } \\\hline 50 - 59 & 6 \\60 - 69 & 5 \\70 - 79 & 6 \\80 - 89 & 11 \\90 - 99 & 12\end{array}$$

• A) 71.1
• B) 79.0
• C) 74.5
• D) 75.1

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Definitions:

Monetary Policy

The process by which the central bank of a country controls the money supply, often targeting an inflation rate or interest rate to ensure economic stability.

Policymakers

Individuals or groups responsible for making decisions and laws that influence a nation's economy, society, and overall governance.

Rational Expectations

The hypothesis that individuals and firms use all available information to make economic decisions and forecasts, impacting market outcomes.

Fiscal Authorities

Government bodies responsible for managing a country's economic policy, particularly regarding taxation and government spending.