Solving for Missing Numbers in Statistics

The video tutorial covers the concepts of mean, median, mode, and range, and demonstrates how to find missing numbers in data sets using these statistical measures. It provides examples with different variables (R, Y, G, X) and explains how to solve for these variables by applying the definitions and properties of mean, median, mode, and range. The tutorial also includes step-by-step calculations and logical reasoning to determine the correct values for each variable based on given conditions.

What is the value of 'R' if the mean of Carlotta's data is 7?

• 14

• 10

• 7

• 9

For Carlotta's data, if the median needs to be 10, what should 'R' be?

• 9

• 3

• 14

• 11

In Carlotta's data set, if the mode is 3, what is 'R'?

• 11

• 2

• 3

• 10

What is 'y' in Marga's data if the mean is 8?

• 4

• 12

• 8

• 10

For Marga's data, if the median is 10, which could be 'y'?

• 10

• 12

• 8

• Any number 10 or larger

In Marga's data set, if the mode must be 8, what is 'y'?

• 8

• 10

• 12

• 14

What is the value of 'G' if the mean of Angel's data is 17?

• 13

• 17

• 19

• 20

For Angel's data, if the median needs to be 18, what should 'G' be?

• 19

• 17

• 21

• 15

In Ernesto's data set, if the mean is 12, what is 'X'?

• 0

• 24

• 9

• 15

For Ernesto's data, if the mode is 9, what should 'X' be?

• 6

• 15

• 9

• 24