EXAM I REVIEW SHEET
Learn About Populations Using Samples
Population, sample, statistic, parameter, descriptive statistics, statistical inference,
Given a scenario, such as a study involving student attitudes toward statistics,
identify the population, the sample, the parameter of interest, and the statistic.
Describe similarities and differences between descriptive statistics and statistical
Types of Data
Categorical variable, quantitative variable, discrete variable, pie chart, bar graph, stem-
and-leaf plot, histogram, explanatory variable, response variable, five-number summary,
box plot, mean, median, standard deviation, quartiles, interquartile range, outliers,
normal distribution, skewed distribution, empirical rule, z-score
Given a scenario, identify whether the variable is categorical or quantitative.
it is quantitative, is it continuous or discrete?