- Submitted By: applestu73
- Date Submitted: 06/18/2014 2:45 AM
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BUS 308 Week 1 Problem Set Week One

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Problem Set Week One.

Problem 1

The performances of a group of interns are evaluated by their supervisors at the end of their internships.

Their scores are: 55, 47, 62, 27, 50, 49, 66, 53, 50, 44, 63, 59.

Complete the calculations below using this data. Show all of your work and clearly label each of your calculations.

a. the mean

b. the median

c. the range

d. the standard deviation

e. the variance

Problem 2

The Anxiety General Stress Test (ANGST) has been designed to gauge the level of psychological stress management trainees experience when they are under pressure.

For a random sample of trainees the scores are as follows: 47, 49, 53, 53, 54, 58, 61, 64, 75, 81.

Complete the calculations below using this data. Show all of your work and clearly label each of your calculations.

a. What is the z score equivalent of ?

b. What is the probability that someone selected at random will score 81 or lower?

c. What percentage of all trainees will score between 60 and 75?

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BUS 308 Week 1 Quiz

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1. Question : Data on the city from which members of a board of directors come represent interval data.

2. Question : Inferential statistics infer the characteristics of samples.

3. Question : The mode is which of the following?

4. Question : The standard error of the mean can be calculated by dividing μ by the square root of the number of values in the distribution.

5. Question : If a certifying agency raises the requirements for real estate agents, what sort of decision error is the agency protecting against?

6. Question : Which of the following defines statistical significance?

7. Question : In a frequency distribution such as a bell-shaped curve, what does the vertical height of the curve indicate?

8. Question...

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