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# Testing Relationships in Political Science MCQ

### Confidence level is degree of belief or probability that an estimated range of values includes or covers the population parameter

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### If you are predicting that your sample statistic is different from the population parameter, but you are not predicting whether it is smaller or larger, you will be conducting a ______.

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### Which of the following is used to describe the absence of a statistical relationship between two or more variables?

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### We have more certainty in a large sample size and less certainty in a small sample size.

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### As the sample size grows, the t-distribution looks more and more like the normal distribution until they are identical with a sufficiently large sample size.

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### To calculate the standard error of the mean you simply divide the standard deviation by the square root of the sample size.

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### To calculate the degrees of freedom for use in a t-test, you use which of the following formulas (where N = the sample size)?

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### Which of the following statistics measures how much variation (or imprecision) there is in the sample estimator of the mean?

Correct Answer: Standard error of the mean

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### Level of significance (like 0.05) indicates the chance of making a type II error.

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### A type ______ error is made by failing to reject a null hypothesis when it is not true.

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### Inference refers to reasoning from available information or facts to reach a conclusion.

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### In which score the number of standard deviations by which a score deviates from the mean score?

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### Error made by failing to reject a null hypothesis when it is not true is known as

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### Error made by rejecting a null hypothesis when it is true is called

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### A convention for testing hypotheses that focuses on the probability of making a type ____ error.

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### The probability of making a type ____ error.

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### Two types of hypotheses essential to hypothesis testing is called

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### In which hypothesis statement about the value or values of a population parameter?

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### In which hypothesis statement about the value or values of a population parameter?

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### A statement that a population parameter equals a single or specific value is called

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