Do Now: MCT Data Set

What is the mode?

• The value that occurs the most often in a data set

• The middle number in an ordered set of data

• The sum of all the numbers in a data set divided by the size

• The sum of the between the greatest and the least elements, divided by two

What is the mean?

• The value that occurs the most often in a data set

• The middle number in an ordered set of data

• The sum of all the numbers in a data set divided by the size

• The sum of the between the greatest and the least elements, divided by two

What is the median?

• The value that occurs the most often in a data set

• The middle number in an ordered set of data

• The sum of all the numbers in a data set divided by the size

• The sum of the between the greatest and the least elements, divided by two

What is the median?

• The value that occurs the most often in a data set

• The middle number in an ordered set of data

• The sum of all the numbers in a data set divided by the size

• The sum of the between the greatest and the least elements, divided by two

A data set can have more than one _______

• Median

• Mode

• Mean

• Midrange

What do you do if there are two numbers in "the middle" when you are finding the median?

• Pick your favorite number

• Add the two numbers in the middle & then divide by two.

• They are both the median

• None of the above

To find the average of a set of numbers, add up all the items and divide by...

• 2.

• The smallest number

• The largest number

• The number of items in the set.

A data set can have more than one mode

• True

• False

In order to find the median, the data must be sorted from least to greatest first.

• True

• False

Which is the MIDDLE of an ordered set of data?

• Mean

• Median

• Mode

• Range