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Worksheets#01 Hospitality_Introduction BUSINESS STATISTICS
Total questions: 20
Worksheet time: 40mins
The main purpose of descriptive statistics is to:
A.Summarize data in a useful and informative manner.
B. Make inferences about a population.
C. Determine if the data adequately represents the population.
D. Gather or collect data.
Which of the following is an example of a continuous variable?
A.Tons of concrete to complete a parking garage
B. Number of students in a statistics class
C. Zip codes of shoppers
D. Rankings of baseball teams in a league
The incomes of 50 loan applicants are obtained. Which level of measurement is income?
A.Nominal
B. Ordinal
C. Interval
D. Ratio
When TV advertisements report "2 out of 3 dentists surveyed indicated they would
recommend Brand X toothpaste to their patients," an informed consumer may question
the conclusion because the:
A.Sample was only 5 dentists
B. Sample of dentists is clearly explained
C. Advertisement does not include the total number of dentists surveyed
D. Conclusion is not illustrated with a graph
A bank asks customers to evaluate the drive-thru service as good, average, or poor.
Which level of measurement is this classification?
A.Nominal
B. Ordinal
C. Interval
D. Ratio
A portion or part of a population is called a
A. Random survey
B. Sample
C. Tally
D. Frequency distribution
If Gallup, Harris, and other pollsters asked people to indicate their political party
affiliation as Democrat, Republican, or Independent, the data gathered would be an
example of which scale of measurement?
A. Nominal
B. Ordinal
C. Interval
D. Ratio
The members of each basketball team wear numbers on their jerseys. What scale of
measurement are these numbers considered?
A. Nominal
B. Ordinal
C. Interval
D. Ratio
A marketing class of 50 students evaluated the instructor using the following scale:
superior, good, average, poor, and inferior. The descriptive summary showed the
following survey results: 2% superior, 8% good, 45% average, 45% poor, and 0%
inferior.
A. The instructor's performance was great
B. The instructor's performance was inferior
C. Most students rated the instructor as poor or average
D. No conclusions can be made
A survey includes a question regarding marital status that has the following responses:
single, married, divorced, separated, or widowed. What is the scale of measurement for
this question?
A. Ratio
B. Interval
C. Ordinal
D. Nominal
Respondents were asked, "Do you now earn more than or less than you did five years
ago?" What is this level of measurement?
A. Interval
B. Ratio
C. Nominal
D. Ordinal
Which word is NOT part of the definition of descriptive statistics?
A. Organizing
B. Analyzing
C. Presenting
D. Predicting
The reported unemployment is 5.5% of the population. What measurement scale is used
to measure unemployment?
A. Nominal
B. Ordinal
C. Interval or ratio
D. Descriptive
The Equal Employment Opportunity Act requires employers to classify their employees
by gender and national origin. Which level of measurement is this?
A. Nominal
B. Ordinal
C. Interval
D. Ratio
What level of measurement is the Centigrade temperature scale?
A. Nominal
B. Ordinal
C. Interval
D. Ratio
What type of variable is the number of gallons of gasoline pumped by a filling station
during a day?
A. Qualitative
B. Continuous
C. Attribute
D. Discrete
The performance of personal and business investments is measured as a percentage,
"return on investment." What type of variable is "return on investment"?
A. Qualitative
B. Continuous
C. Attribute
D. Discrete
What type of variable is the number of robberies reported in your city?
A. Attribute
B. Continuous
C. Quantitative
D. Qualitative
What type of variable is the number of auto accidents reported in a given month?
A. Interval
B. Ratio
C. Continuous
D. Discrete
The names of the positions in a corporation, such as chief operating officer or controller,
are examples of what type of variable?
A. Qualitative
B. Quantitative
C. Interval
D. Ratio
