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Cross sectional data
Calculate the z-score using the data below.
X = 22
LaTeX: \bar{x}=34x ¯ = 34
s=4
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, -3
Calculate the range for the following set of scores.
9, 21, 10, 18, 3, 15
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18
What level of measurement is income earned this week at your job?
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Ratio
The consultant goes to the hotel closest to her office. She asks each guest checking
out that day about his/her experience at the hotel.
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Convenience sample
Use the frequency table below to answer the question.