Business Stats 271 SP25: Midterm Study Guide

prescriptive

predictive

descriptive

diagnostic

must be numeric.

must be nonnumeric.

cannot be numeric.

may be either numeric or nonnumeric.

categorical data.

quantitative data.

either categorical or quantitative data.

since the numbers are sequential, the data is quantitative.

Your age when you began college

Your Social Security Number

Your statistics class start time

Your birth year

experimental study to collect data on the entire population.

experimental study to collect data on a sample.

survey to collect data on a sample.

survey to collect data on the entire population.

variables.

elements.

time series data.

data.

wholesale

manufacturing

consumer

research and development

independent variables.

observations.

data points.

dependent variables.

A histogram depicting the age distribution for 30 randomly selected students

An estimate of the number of Alaska residents who have visited Canada

A table summarizing the data collected in a sample of new-car buyers

The proportion of mailed-out questionnaires that were returned

the ratio scale.

the interval scale.

the ordinal scale.

either the ratio or the ordinal scale.