REVISION

The value that occurs most frequently in a data set

Which display shows the data divided into equal intervals?

Q3 – Q1

What is the median score of achieved by a student who recorded the following scores on 10 Math quizzes ? 68 , 55, 70 , 62 , 71 , 58 , 81 , 82 , 63 , 79

The middle number of the data set in which the numbers are written in numerical order

Which display helps to compare the data set?

The difference of the greatest value and lowest value of a data set.

What is the mode of this data?

Which display shows how many times the value occurs in the data set?

Which type of display allows you to easily find out the mode of the data?

The average of a set of data

Which display makes wasier to find the median of the data?

Choose the appropriate measure to describe the center and spread of the distribution.

Find the mode of the following data set. 10 ,11 ,11, 12, 11, 12 ,13, 15 , 16 , 12 , 15

what is the range of this data?