A. calculate the values of mean return and variance for the stock fund. when calculating the variance, use percents, not decimals. for example, if a return is 10%, use the value 10 in your variance calculations, not 0.10. (do not round intermediate calculations. round "mean return" value to 1 decimal place and "variance" to 2 decimal places.)

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes