Table 13-3
A pharmacy is considering hiring another pharmacist to better serve customers.To help analyze this situation,records are kept to determine how many customers will arrive in any 10-minute interval.Based on 100 ten-minute intervals,the following probability distribution has been developed and random numbers assigned to each event.
-According to Table 13-3,the number of arrivals in any 10-minute period is between 6 and 10 inclusive.Suppose the next 3 random numbers were 02,81,and 18.These numbers are used to simulate arrivals into the pharmacy.What would the average number of arrivals per 10-minute period be based on this set of occurrences?
A)6
B)7
C)8
D)9
E)None of the above

Question

Table 13-3
A pharmacy is considering hiring another pharmacist to better serve customers.To help analyze this situation,records are kept to determine how many customers will arrive in any 10-minute interval.Based on 100 ten-minute intervals,the following probability distribution has been developed and random numbers assigned to each event. 
-According to Table 13-3,the number of arrivals in any 10-minute period is between 6 and 10 inclusive.Suppose the next 3 random numbers were 02,81,and 18.These numbers are used to simulate arrivals into the pharmacy.What would the average number of arrivals per 10-minute period be based on this set of occurrences?
A)6 
B)7 
C)8 
D)9 
E)None of the above

Quizplus · Accepted Answer

Based on the given probability distribution in Table 13-3, the random numbers 02, 81, and 18 correspond to the arrivals of 6, 8, and 7 customers in a 10-minute interval. Thus, the average number of arrivals per 10-minute period based on this set of occurrences would be (6+8+7)/3 = 7.

Table 13-3 A Pharmacy Is Considering Hiring Another Pharmacist to Better Serve