Question

The number of cheques cashed each day at the five branches of a bank during the past month
has the following frequency distribution:
Number of Cheques
Frequency
0-199
10
200-399
13
400-599
17
600-799
42
800-999
18
The General manager, operations, for the bank, knows that a standard deviation in cheque
cashing then 200 checks per day creates staffing problem at the branches because of the uneven
workload.
a) Draw a histogram. Find the mode of the data.
b) Find mean and standard deviation of the data above
c) Should the manager worry about staffing next month?​

Answer 1

Answer:

sooooooooo long question don't know how to solve

Answer 2

Step-by-step explanation:

sd =242.48

which is greater than the expected s.d(200) .so manager should worry for Staffing