- Submitted By: assignment16
- Date Submitted: 05/15/2016 11:36 PM
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DEVRY MATH 533 Final Exam

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MATH 533 Final Exam 4 Sets

Set 1

(TCO D) PuttingPeople2Work has a growing business placing out-of-work MBAs. They

claim they can place a client in a job in their field in less than 36 weeks. You are given the

following data from a sample.

Sample size: 100

Population standard deviation: 5

Sample mean: 34.2

Formulate a hypothesis test to evaluate the claim. (Points : 10)

Ans. b.

H0 must always have equal sign, < 36 weeks

2. (TCO B) The Republican party is interested in studying the number of republicans that

might vote in a particular congressional district. Assume that the number of voters is

binomially distributed by party affiliation (either republican or not republican). If 10

people show up at the polls, determine the following:

Binomial distribution

3. (TCO A) Company ABC had sales per month as listed below. Using the Minitab output

given, determine:

(A) Range (5 points);

(B) Median (5 points); and

(C) The range of the data that would contain 68% of the results. (5 points).

Raw data: sales/month (Millions of $)

(TCO A) Company ABC had sales per month as listed below. Using the MegaStat output

given, determine:

(A) Range (5 points)

(B) Median (5 points)

(C) The range of the data that would contain 68% of the results. (5 points)

4. (TCO C, D) Tesla Motors needs to buy axles for their new car. They are considering using

Chris Cross Manufacturing as a vendor. Tesla's requirement is that 95% of the axles are

100 cm ± 2 cm. The following data is from a test run from Chris Cross Manufacturing.

Should Tesla select them as a vendor? Explain your answer.

Descriptive statistics

Tesla Motors needs to buy axles for their new car. They are considering using Chris Cross

Manufacturing as a vendor. Tesla’s requirement is that 95% of the axles...