Question: Using the data from Table 3.8.4 in Chapter 3, for the market values of the portfolio investments of the College Retirement Equities Growth Fund in

Using the data from Table 3.8.4 in Chapter 3, for the market values of the portfolio investments of the College Retirement Equities Growth Fund in the media sector:

TABLE 3.8.4 CREF's Investments-cont'd Portfolio Value Company ($ Thousands) Twenty-First Century Fox (Class B) 4,339 Viacom 276 Viacom (Class B) 60,268 Walt Disney 356,340

a. Find the average market value for these firms’ stock in CREF’s Growth Fund portfolio.

b. Find the median of these market values.

c. Compare the average to the median.

d. Find the five-number summary.

e. Draw a box plot, and comment on the distribution shape. In particular, are there any signs of skewness?

f. Is the relationship between the average and median consistent with the distribution shape? Why or why not?

TABLE 3.8.4 CREF's Investments-cont'd Portfolio Value Company ($ Thousands) Twenty-First Century Fox (Class B) 4,339 Viacom 276 Viacom (Class B) 60,268 Walt Disney 356,340

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