CNSL 503 Statistics – Portage Learning – 2026 Exam 2 Review with Questions and Answers

STATISTICS PORTAGE CNSL 503 Exam 2
2026 With Questions And Answers



frequency distribution - correct answer-presents the frequency of every value in a
dataset




frequency tables - correct answer-displays the number of times (ex: frequency) a
certain value appears within the dataset in a table format




What does each column represent in frequency tables? - correct answer- one
column represents the category, the other column represents the frequency




absolute frequency - correct answer-raw count




What type of frequency do you use when answering " how many student out of
the total number of students scored a letter grade?"? - correct answer-relative
frequency



relative frequency - correct answer-the ratio between the absolute frequency of
a category and the total frequency

, formula for relative frequency - correct answer-frequency in category/total
frequency




What type of frequency do you use when answering the question "how many
students scored a B or better?"? - correct answer-cumulative frequency




cumulative frequency - correct answer-the sum of frequencies of all preceding
categories




Frequency tables can be used for what type of variables? - correct answer-
qualitative or quantitative variables




When using frequency tables for quantitative variables, group the quantitative
scores into groups called what? - correct answer-bins




frequency graphs - correct answer-pie charts, bar charts, histograms, frequency
polygons, stem and leaf plots




What type of frequency graphs are used for qualitative variables? - correct
answer-pie charts and bar charts




What type of frequency graphs are used for quantitative variables? - correct
answer-histograms, frequency polygons and stem and leaf plots