In a grouped frequency distribution,one interval is listed as 50-59.Assuming that the scores are measuring a continuous variable,what are the real limits for this interval?
A)50 and 59
B)50.5 and 59.5
C)49.5 and 59.5
D)49.5 and 60.5

Question

Quizplus · Accepted Answer

The real limits for the interval 50-59, assuming a continuous variable, are 49.5 and 59.5. This accounts for the idea that any value between 49.5 and up to (but not including) 50.5 is rounded to 50, and similarly for the upper limit.

In a Grouped Frequency Distribution,one Interval Is Listed as 50-59