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Question 1 A task has a normal duration of 10 days and a crash duration of 8 days. Its normal cost is $40 and its crash cost is $120. What is the crash cost per day
Question 2 :
An activity has an early start (ES) of day 3, a late start (LS) of day 13, and early finish (EF) of day 9, and late finish (LF) of day 19. The activity:Question 3 :
A Schedule Performance Index (SPI) of 0.75 means:Question 4 :
Earned Value (EV) for a new optic radar design project is calculated at $100,000 and the Actual Cost (AC) is $80,000. The Budget at Completion (BAC) is estimated at $200,000. What is the current CPI on this project?Question 5:
Given that, a project with Earned Value (EV) = 1000, Actual Cost (AC) = 700, and Planned Value (PV) = 800, which of the following is correct calculation of the schedule variance (SV).

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Environmentalists are concerned about emissions of sulphur dioxide into the air. The average number of days per year in which sulphur dioxide levels exceed 150 milligrams per cubic metre in Milan, Italy, is 29. The number of days per year in which emission limits are exceeded is normally distributed with a standard deviation of 4.0 days. What percentage of the years would average between 21 and 37 days of excess emissions of sulphur dioxide? What percentage of the years would exceed 37 days? What percentage of the years would exceed 41 days? In what percentage of the years would there be fewer than 25 days with excess sulphur dioxide emissions?

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Comparing Step Pulses A physical therapist wanted to know whether the mean step pulse of men was less than the mean step pulse of women. She randomly selected 60 men and 77 women to participate in the study. Each subject was required to step up and down a 6-inch platform. The pulse of each subject was then recorded. The following results were obtained.

(a) State the null and alternative hypotheses. Which is correct?

(b) Identify the -value and state the researcher’s conclusion if the level of significance was . What is the -value?

(c) What is the 90% confidence interval for the mean difference in pulse rates of men versus women? Interpret this result.

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Sporting Life, Inc., is a large retail chain of sporting goods stores. In a recent annual report, the following information was presented.

Cash for investing activities was used primarily for property and equipment purchases. Cash used by financing activities was primarily to pay off long-term debt and acquire treasury stock.

Required

A. Assume that you work for an investment firm that has an opportunity to invest in notes that are part of Sporting Life’s long-term debt. Write a short report in which you analyze the firm’s ability to meet its debt payments, based on the information given.

B. Prepare a list of the most important additional pieces of information you would want before making a final decision about the investment. This list should include some accounting information; it might also include nonaccounting and nonquantitative items.

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