Exam 17: Analysis and Interpretation Individual Variables Independently

Because both nominal and ordinal measures are easily used to group respondents or objects into groups or categories, researchers often refer to these types of measures as _.

Which of the following statements concerning confidence intervals is FALSE?

When a sample mean is compared against a standard for a large sample, which statistic is calculated?

Refer to Scenario 17.3. What is the appropriate test to determine whether sales results of the new running suit are similar to what would be expected given the previous sales history of sweatshirts made of the three fabrics?

Which of the following statements if FALSE concerning the conversion of continuous measures to categorical measures?

Which of the following statements about hypothesis testing is NOT true?

Which of the following would be an appropriate interpretation of a p-value?

Hypothesis testing involves two mutually exclusive hypotheses that are known as

Refer to Scenario 17.4. The degrees of freedom would equal

Histograms are used to

Refer to Scenario 17.2. The chi-square test was used to check whether Miami sales among income groups were consistent with Chicago's. The appropriate degrees of freedom for the chi-square test would be

A statistical test to determine whether some observed pattern of frequencies corresponds to an expected pattern is called a chi-square goodness-of-fit test.

A frequency analysis is NOT used to

A(n)______________interval is a projection of the range within which a population parameter will lie at a given level of confidence based on a statistic obtained from an appropriately drawn sample.

A histogram is a form of bar chart that is based on information from a frequency count.

Which of the following is true regarding the standard deviation?

The chi-square test is an approximate test. The approximation is relatively good if the

The hypothesis that a proposed result is not true for the population is called the____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ hypothesis.

An outlier is an observation so different from the rest of the observations that the analyst chooses to treat it as a special case.

______________ consists of counting the number of cases that fall into the various response categories.