Please Help In the past year, Yolanda watched 64 movies that she thought were very good. She watched 80 movies over the whole year. Of the movies she watched, what percentage did she rate as very good?

81%

Step-by-step explanation:

A and C

Step-by-step explanation:

I would go for A and C options which best describes the use of data displays for the comparison of two data sets.

Data Display is basically displaying of useful data which has been extracted from bundles of raw data or raw data points. That useful data can be used to compare two different datasets as well.

So, in option A,

It says that it quickly illustrate measures of centre. True, because it presents you quick display so that everyone seeing the data in form of charts or tables easily catch the information to be conveyed.

And in option C,

It says, they show trends in data that can be compared. Yes again true. Data displays show you trends of different things in one clear picture and it can be compared with other datasets through the use of data displays.