You Have Found a Correlation Coefficient of

question 235

Essay

You have found a correlation coefficient of +.70 between the number of days students attend class and their grade point averages.Describe what this correlation means both in its strength and direction; determine the percent of variance and explain what it means; and explain why this correlation does not prove causation between class attendance and grade point average.

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Definitions:

Government Bonds

Government bonds are debt securities issued by a government to support government spending and obligations, often considered low-risk investments.

Value of Money

The purchasing power of money, which can vary based on inflation or deflation, affecting how much goods and services can be bought.

Inflation Rate

Over time, the increment in the price level percentage for goods and services in an economy.

Tax Rate

The proportion of income that is required to be paid as tax by a person or a company.