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Statistics 1 Page

# Tune Up Cost Data

##### Question

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
UK
Italy
Spain
Germany
U.S
Total
Strongly favor
337
334
510
222
214
1617
Favor more that
Oppose
370
408
355
411
327
1871
Oppose more than
favor
250
188
155
2
67
275
1135
Strongly Oppose
130
115
89
211
204
749
Total
1087
1045
1109
1111
1020
5372
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
employment are:
a. Accounting
b. Finance
c. Management
d. Marketing
e. Other

The responses for other questions are given below:
Column
variable
1
ID
2
Area
3
Gender (1= Female, 2= male)
4
Job Satisfaction (4= very satisfied, 3= Quite satisfied, 2= little
Satisfied, 1= not
satisfied
Using the data “Business Area Survey” (posted on blackboard), answer the following
questions.
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?
Explain.

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.

##### Solution

Title: Tune Up Cost Data
Length: 1 pages (275 Words)
Style: MLA

Preview

 Gender Satisfaction Search Salary 1 3 1 51 Sum of Gender Column Labels 1 3 2 38 Row Labels 1 2 3 4 5 1 3 4 51 1 40 21 18 39 13 1 2 5 52 2 66 62 36 50 30 1 3 2 49 Grand Total 106 83 54 89 43 1 3 2 54
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