A portfolio with a 25% standard deviation generated a return of 15% last year when T-bills were paying 4.5% this portfolio had a Sharpe ratio of: a. 0.65
b. 0.50
c. 0.42
d. 0.35

The food services division of cedar river amusement park inc. is studying the amount families who visit the amusement park spend per day on food and drink. a sample of 40 families who visited the park yesterday revealed they spent the following amounts: see worksheet 1 for data and answer the following questions: a. organize the data into a frequency distribution, using seven classes and 15 as the lower limit of the first class. what class interval did you select? b. what percent of families spent less than $45? c. what percent of families spent $55 or more? d. how many families spent from $65 to 74.99?