Statistics Portage CNSL 503 Exam 2
Exam Questions Complete Latest
2025/2026 with Correct Answers and
Rationales GRADED A+
frequency distribution
<Ans> presents the frequency of every value in a dataset
Qiz frequency tables
<Ans> displays the number of times (ex: frequency) a certain value appears within the dataset in a
table format
Qiz What does each column represent in frequency tables?
<Ans> one column represents the category, the other column represents the frequency
Qiz absolute frequency
<Ans> raw count
,Qiz What type of frequency do you use when answering " how many student out of the total number of
students scored a letter grade?"?
<Ans> relative frequency
Qiz relative frequency
<Ans> the ratio between the absolute frequency of a category and the total frequency
Qiz formula for relative frequency
<Ans> frequency in category/total frequency
Qiz What type of frequency do you use when answering the question "how many students scored a B or
better?"?
<Ans> cumulative frequency
Qiz cumulative frequency
<Ans> the sum of frequencies of all preceding categories
Qiz Frequency tables can be used for what type of variables?
<Ans> qualitative or quantitative variables
, Qiz When using frequency tables for quantitative variables, group the quantitative scores into groups
called what?
<Ans> bins
Qiz frequency graphs
<Ans> pie charts, bar charts, histograms, frequency polygons, stem and leaf plots
Qiz What type of frequency graphs are used for qualitative variables?
<Ans> pie charts and bar charts
Qiz What type of frequency graphs are used for quantitative variables?
<Ans> histograms, frequency polygons and stem and leaf plots
Qiz pie charts
<Ans> displays relative frequencies (and not necessarily absolute frequencies) of each category for
qualitative variables in a pie
Qiz Each portion of a pie represents...
<Ans> a different category
Exam Questions Complete Latest
2025/2026 with Correct Answers and
Rationales GRADED A+
frequency distribution
<Ans> presents the frequency of every value in a dataset
Qiz frequency tables
<Ans> displays the number of times (ex: frequency) a certain value appears within the dataset in a
table format
Qiz What does each column represent in frequency tables?
<Ans> one column represents the category, the other column represents the frequency
Qiz absolute frequency
<Ans> raw count
,Qiz What type of frequency do you use when answering " how many student out of the total number of
students scored a letter grade?"?
<Ans> relative frequency
Qiz relative frequency
<Ans> the ratio between the absolute frequency of a category and the total frequency
Qiz formula for relative frequency
<Ans> frequency in category/total frequency
Qiz What type of frequency do you use when answering the question "how many students scored a B or
better?"?
<Ans> cumulative frequency
Qiz cumulative frequency
<Ans> the sum of frequencies of all preceding categories
Qiz Frequency tables can be used for what type of variables?
<Ans> qualitative or quantitative variables
, Qiz When using frequency tables for quantitative variables, group the quantitative scores into groups
called what?
<Ans> bins
Qiz frequency graphs
<Ans> pie charts, bar charts, histograms, frequency polygons, stem and leaf plots
Qiz What type of frequency graphs are used for qualitative variables?
<Ans> pie charts and bar charts
Qiz What type of frequency graphs are used for quantitative variables?
<Ans> histograms, frequency polygons and stem and leaf plots
Qiz pie charts
<Ans> displays relative frequencies (and not necessarily absolute frequencies) of each category for
qualitative variables in a pie
Qiz Each portion of a pie represents...
<Ans> a different category
