Statistics Quiz Chapters 1 and 2

What type of data consists of numerical values and can be measured on a scale?

• a) Quantitative data

• b) Qualitative data

• c) Sample data

• d) Population data

Which term refers to a characteristic or measure that describes a population?

• a) Parameter

• b) Sample

• c) Variable

• d) Statistic

Which of the following is an example of qualitative data?

• a) Temperature in degrees Celsius

• b) Number of books in a library

• c) Colors of cars in a parking lot

• d) Annual income of individuals

What is the term for a subset of a population selected for a study?

• a) Parameter

• b) Sample

• c) Variable

• d) Statistic

What are the four levels of measurement, from lowest to highest precision?

• a) Ratio, ordinal, interval, nominal

• b) Nominal, ordinal, interval, ratio

• c) Ordinal, nominal, interval, ratio

• d) Interval, nominal, ratio, ordinal

Which type of statistics involves summarizing and describing data?

• a) Descriptive statistics

• b) Inferential statistics

• c) Qualitative statistics

• d) Quantitative statistics

What type of sampling method involves each member of the population having an equal chance of being selected?

• a) Simple random sample

• b) Stratified sampling

• c) Systematic sampling

• d) Cluster sampling

In which type of study does the researcher observe and record information without manipulating variables?

• a) Observational study

• b) Experimental study

• c) Descriptive study

• d) Inferential study

Which of the following sampling methods divides the population into subgroups based on their age and then samples from each subgroup?

• a) Simple random sampling

• b) Stratified sampling

• c) Systematic sampling

• d) Cluster sampling

What is the term for a list of all the individuals or items in a population?

• a) Sampling frame

• b) Undercoverage

• c) Sampling error

• d) Nonsampling error