Distribution of Waiting time at Registration
10
ZIEDOO-
...
0-30 31-60 61-90 91-120 121-150
Waiting Time (minutes)
The histogram shows the number of minutes that users waited to register for classes on a university's online system.
Suppose 5 more users call and each waits exactly 45 minutes. Which color bar(s) will be affected by the new data?
blue only
purple only
yellow only
D)
blue and yellow