The data below was obtained in a study of number of hours spent by a salesman in a day (x) versus the number of cars sold (y) by the salesman.

a) The correlation coefficient r between X and Y is close to

b)The estimated coefficients of regression line (y = ?₀ + ?₁x) are:

c)If the number of hours spent is 3, what is the predicted sales

d)Consider the observed data: number of hours spent is 3, and number of cars sold is 2. What is the residual of this observation:

Please use the payback period analysis technique to analyze the cost and benefits of this project. With discount factor of 10%, the project will recover the investment in year three. please provide the numbers in the table.

Tim has a concave utility function u(w) = w ‐ w²/2, where w∈[0,1]

His only major asset is shares in an Internet start‐up company. Tomorrow he will learn his stock's value. He believes that it is worth $w₀ with probability 4/5 and $w₁ with probability 1/5, with w₁ > w₀.  

1) Calculate the expected value of the lottery, the expected utility, and the utility of the expected value.

2) If w₀ = 1/3 and w₁ = 2/3. Compute the risk premium.

c) Draw a graph for Q2.

Please answer these questions in your own words as best as you can.

PART 1

1.What is cultural broking?

2.Who are cultural brokers, and how do they impact patient/ provider services?

3.How are you practicing cultural broking?

4.In what ways can you improve your service to patients?

PART 2

1. How can we be better cultural brokers as health care providers?

2. Give me two examples of ways you can impact patient/provider services.

There are two assets, 1 and 2, with Betas: β₁=0.8, β₂=1.2 and Alphas: ɑ₁=0.001, ɑ₂=0.002. The variance of the respective idiosyncratic components are: σ²_ε1=0.004, σ²_ε2=0.001. The variance of the market excess return is: σ2_m=0.016. You form a portfolio P with shares of 1 and 2 equal to w₁=0.8 and w₂=0.2 respectively.

1. What is the Alpha of the portfolio (ɑ_P)?

2. What is the Beta of the portfolio (β_P)?

3. What is the variance of the portoflio idiosyncratic component (σ²_εP)?

4. What is the variance of the excess return on the portfolio?

1. Immune system is an important system in the body. Discuss the followings:

1) The role of antibodies and antigens in blood typing?

2) The types of immunity in relation to disease protection?   .

2. Is there any other factor besides the nephron which control the reabsorption of water and certain molecules for osmoregulation? Substantiate your answer with reasons? .

3. Analyze the specific role of liver in each of the following: 1. Carbohydrate, lipid and protein metabolism, 2. Processing of drugs and hormones, 3. Excretion of bilirubin, 4. Synthesis of bile salts and 5 Activation of vitamin D? .

Q) A firm has a WACC of 14.49% and is deciding between two mutually exclusive projects. Project A has an initial investment of $60.09. The additional cash flows for project A are: year 1 = $19.19, year 2 = $38.50, year 3 = $47.11. Project B has an initial investment of $70.51. The cash flows for project B are: year 1 = $54.40, year 2 = $48.97, year 3 = $20.74. Calculate the Following:

1)payback period for Project A

2)Payback period for Project B

3)NPV for project A

4) NPV for project B

In the basis of wal-mart company answer the following question.

Strategic marketing application criteria:
1 strategic planning and strategic marketing
2 overall sales strategy and sales budget
3 forecasting approaches
4 types of distribution channels.
5 channel strategy and channel design

Distribution channel application criteria:
1 strategic role of intermediaries.
2Types of distribution channel function
3 channel strategy decisions
4 channel design and competetive advantage

Suppose you are given the following information about the? default-free, coupon-paying yield? curve:

a. Use arbitrage to determine the yield to maturity of a? two-year zero-coupon bond.

b. What is the? zero-coupon yield curve for years 1 through? 4?

Note?:

Assume annual compounding.

There are a total of 17 people in an application pool, that are equally qualified for a job. The pool consists of;

7 females and 10 males

There are 3 job openings for 3 different people. Type your answers as a decimal to 4 decimal places.

1. What is the probability that all 3 people are female?    

2. What is the probability that not all 3 people are female?    

3. What is the probability that none of the 3 people are female?    

4. What is the probability that two are female and 1 are male?