Statistics Portage CNSL 503 Exam 2
Questions with Correct Answers 2025
|100% Pass
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
pie charts - CORRECT ANSWER -displays relative frequencies (and not necessarily absolute
frequencies) of each category for qualitative variables in a pie
Each portion of a pie represents... - CORRECT ANSWER -a different category
The size of each portion is proportional to... - CORRECT ANSWER -the relative frequency of that
category
The entire pie represents... - CORRECT ANSWER -100% of the scores
Pie charts are good to visualize... - CORRECT ANSWER -frequencies
Pie charts are only useful for... - CORRECT ANSWER -small number of categories
Questions with Correct Answers 2025
|100% Pass
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
pie charts - CORRECT ANSWER -displays relative frequencies (and not necessarily absolute
frequencies) of each category for qualitative variables in a pie
Each portion of a pie represents... - CORRECT ANSWER -a different category
The size of each portion is proportional to... - CORRECT ANSWER -the relative frequency of that
category
The entire pie represents... - CORRECT ANSWER -100% of the scores
Pie charts are good to visualize... - CORRECT ANSWER -frequencies
Pie charts are only useful for... - CORRECT ANSWER -small number of categories
