BUS 210 Module 3 Homework Assignment (AIU Online)

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BUS 210 Module 3 Homework Assignment (AIU Online)

PART I: APPLICATION

1.The weights (in kilograms) of a group of crates being shipped to Panama are 95, 103, 110, 104, 105, 112, and 92. What is the mean deviation?

2.A sample of assistant professors on the business faculty at state-supported institutions in Ohio revealed the mean income to be \$72,000 for 9 months with a standard deviation of \$3,000. Using Chebyshev's Theorem, what proportion of the faculty earns more than \$66,000 but less than \$78,000?

3.A population consists of all the weights of all defensive tackles on Sociable University's football team. They are: Johnson, 204 pounds; Patrick, 215 pounds; Junior, 207 pounds; Kendron, 212 pounds; Nicko, 214 pounds; and Cochran, 208 pounds. What is the population standard deviation (in pounds)?

4.A study conducted by the Toledo police at the intersection of Byrne and Heather for the 7 to 9 AM drive time revealed the following number of vehicles proceeded through the intersection after the light changed. The information reported below is for a sample of seven days during a six month period: 6, 12, 7, 12, 8, 4, 5.

5.According to the Empirical Rule, what proportion of the customers pump between 8.00 gallons and 11.00 gallons?

6.The Canal Corporation recorded the last five annual percent changes in profit. What is the mean annual percentage change over the last five years?

7.Cook County public safety monitors the number of "driving on the influence" arrests and is interested in the distribution of arrests in the month of December over the last 5 years. The data are in the following chart. What is the standard deviation?

8.The mean monthly income of a group of college students is \$500; the standard deviation is \$20. According to Chebyshev's theorem, at least what percent of the incomes will lie between \$400 and \$600?

9.A sample of five full service gasoline stations, each carrying three grades of gasoline, was taken and the price per liter (to the nearest cent) was recorded for each grade of gasoline, as shown in the table below. What is the modal price of Unleaded gas?

10. A sample of five full service gasoline stations, each carrying three grades of gasoline, was taken and the price per liter (to the nearest cent) was recorded for each grade of gasoline, as shown in the table below. What is the median price of Super Unleaded gas?

PART II: CASE STUDY

For your Module 2 Case Study, you created some dummy data values related to your business problem or issue of interest.

PART III: JOURNAL ACTIVITY