Answer:
Mean = 58.25
Median = 57.5
Mode = 49
Step-by-step explanation:
We are given the following data set:
55, 51, 74, 61, 67, 60, 49, 49
Formula:
Sorted data:
49, 49, 51, 55, 60, 61, 67, 74
Mode is the entry with highest frequency.
49 appeared two times.
Mode = 49
Formula:
All these are less than 60 seconds, which indicates that students perceive 1 minute to pass sooner than it actually has.