Because Population Parameters Are Typically Unknown,we Use the ______ to Estimate

question 4

Multiple Choice

Because population parameters are typically unknown,we use the ______ to estimate the value of the standard error.

• A)sample standard deviation
• B)population standard deviation
• C)sample proportion
• D)population proportion

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Definitions:

Test Statistic

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

Test Statistic

A number derived from the sample data in a hypothesis test that helps decide whether the null hypothesis should be rejected.

Alternative

The hypothesis that there is a significant difference between specified populations or sets of data, contrasting the null hypothesis.

Population Proportion

The fraction or percentage of the population that possesses a particular characteristic or attribute.