exst 2201 lesson 2.2 Exam Practice Questions and Answers
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Course
Exst 2201
Institution
Exst 2201
exst 2201 lesson 2.2 Exam Practice
Questions and Answers
Why is it important to look at the shape of a column of data before interpreting any
statistics? - ️️ Correct-To see if the data is unimodal, symmetrical, and without any
exceptions.
Why look at a chart to get shape information inste...
exst 2201 lesson 2.2 Exam Practice
Questions and Answers
Why is it important to look at the shape of a column of data before interpreting any
statistics? - ✔️✔️Correct-To see if the data is unimodal, symmetrical, and without any
exceptions.
Why look at a chart to get shape information instead of looking at the data values
themselves? - ✔️✔️Correct-A chart is needed to summarize the shape characteristic so
that we can see it.
Match the two meanings below with their appropriate column titles in a frequency table.
- ✔️✔️Correct-Count of the data values in a category. -Frequency
Proportion of the data values in a category- Relative Frequency
picture - ✔️✔️Correct-
Which of the following answers is NOT one of the first three columns in a frequency
table? - ✔️✔️Correct-Cumulative Frequency.
picture - ✔️✔️Correct-
In the frequency table below, what is the cumulative frequency and the cumulative
relative frequency for the category Jun? - ✔️✔️Correct-160.0 and 1.0
1/3
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