1. Using the Tune up cost data
a. Construct a table for frequency, relative frequency and cumulative relative frequency.
b. Construct a Histogram and an Ogive.
2. One of the questions in a Financial Times/Harris Poll was, “How much do you favor or oppose a higher tax on higher carbon emission cars?” Possible responses were strongly
favor, favor more than oppose, oppose more than favor, and strongly oppose. The following cross tabulation shows the responses obtained for 5372 adults surveyed in four countries in Europe and the United States (Harris Interactive Website, 27/02/2008)
Country Level of Support
Favor more that
Oppose more than
a. Construct a percent frequency distribution for the level of support variable. Do you
think the results show support for a higher tax on higher carbon emission cars?
b. Construct a percent frequency distribution for the country variable.
c. Does the level of support among adults in the European countries appear to be different than the level of support among adults in the United States? Explain.
3. A survey of the business school graduates undertaken by a university’s placement office asked , among other questions, the area in which each person was employed. The areas of
The responses for other questions are given below:
Gender (1= Female, 2= male)
Job Satisfaction (4= very satisfied, 3= Quite satisfied, 2= little
Satisfied, 1= not
Using the data “Business Area Survey” (posted on blackboard), answer the following
a. Using a cross tabulation table and a corresponding graph, determine if female
and male graduates differ in their area of employment. If so, explain how.
b. Are area of employment and job satisfaction related?
4. Using the grades data (available Excel file on Blackboard) for a calculus and a statistics course, draw the appropriate diagram and describe the relationship between the grades in calculus and statistics.
Tune Up Cost Data
Length: 1 pages (275 Words)
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