'Research Methods' Practice Quiz Chapter 9

. Which of the following is a nominal level variable?

. Which of the following is an ordinal level variable?

. Which of the following is an interval level variable?

. __________ is a measure of central tendency.

. The only difference between interval level data and ratio level data is that ratio level variables are used in qualitative research and interval level is used in quantitative research.

. Range is the difference between the highest score of a variable and the lowest score of a variable.

. Standard deviation, variance, and range are measures of variability.

. Marital status is an example of continuous data.

. Because nominal level data do not have mathematical meaning, calculating frequency and percentages are not possible.

. Ordinal-level data:

. Which of the following is an example of interval-level data?

. Univariate statistics are descriptive in nature whereby single variables are described.

. Bivariate statistics determine whether two variables are statistically associated.

. Multivariate statistical analysis determines the effect that multiple independent variables have on a dependent variable.

. Measures of central tendency determine the effect that multiple independent variables have on a dependent variable.

. The level of measurement of the variable has no influence over the type of statistics that can be conducted.

. In statistical data analysis formulas, which symbol has one of the first most important mathematical meanings.

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