# Question

Using the normal table in the back of the book or software, find the value of z that makes the following probabilities hold. Again, you might find it helpful to draw a picture to check your answers.

(a) P (Z < z) = 0.35

(b) P (Z ≥ z) = 0.60

(c) P (-z ≤ Z ≤ z) = 0.40

(d) P (∣Z∣ > z) = 0.005

(e) P (∣Z∣ < z) = 0.99

(a) P (Z < z) = 0.35

(b) P (Z ≥ z) = 0.60

(c) P (-z ≤ Z ≤ z) = 0.40

(d) P (∣Z∣ > z) = 0.005

(e) P (∣Z∣ < z) = 0.99

## Answer to relevant Questions

(a) Find the value at risk (VaR) for an investment of $100,000 at 2%. (That is, find out how low the value of this investment could be if we rule out the worst 2% of outcomes.) The investment is expected to grow during the ...The data are returns of 533 hedge funds. The returns are computed as the change in value of assets managed by the fund during the month divided by the value of the assets at the start of the month. (a) Describe the histogram ...Hotels.com asks users to rate hotels that they have visited on a scale from 0 (worst) to 5 (best). Ninety-nine guests gave a hotel at the St. Louis Convention Center a 4.5 out of 5 rating. A car manufacturer is concerned that dealers conceal unhappy customers by keeping them out of surveys conducted by the manufacturer. The manufacturer suspects that certain dealers enter incorrect ad-dresses for dissatisfied ...Do you think the following data would represent processes that were under control or out of control? Explain your thinking. (a) Monthly shipments of snow skis to retail stores (b) Number of daily transactions at the service ...Post your question

0