Currently, About ____ of U

question 330

Multiple Choice

Currently, about ____ of U.S. households own stock, either directly or through an equity mutual fund.

• A) 10 percent
• B) 20 percent
• C) 50 percent
• D) 80 percent

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Definitions:

Right Tailed Test

A statistical hypothesis test where the area of interest is in the right tail of the probability distribution.

Test-statistic

A test statistic is a calculated value from sample data that is used in statistical hypothesis testing to determine whether to reject the null hypothesis.

Degrees of Freedom

Degrees of freedom refer to the number of independent values or quantities which can be assigned to a statistical distribution or in the calculation of statistics, minus the number of independent constraints applied to the data set.

Margin of Error

A measure indicating the range within which the true value lies, with a given level of confidence.