Measures of Central Tendency

Which is a more resilient measure of central tendency?

• Mean

• Mode

How will removing 82 impact the mean of the given dataset?

4 , 8 , 5 , 17 , 5 , 4 , 9 , 5 , 6 , 82

• It will not change

• It will be larger

• It will be smaller

How will removing 82 impact the median of the given dataset?

4 , 8 , 5 , 17 , 5 , 4 , 9 , 5 , 6 , 82

• It won't change

• It will get larger

• It will get smaller

The median of the numbers 34, 32, 12, 65, and 45 is...

The mean of the numbers 34, 32, 12, 65, and 45 is...

TRUE OR FALSE?

The middle number of the data after ordering from least to greatest is called the mean.

• True

• False

TRUE OR FALSE?

The MEAN is the sum of the data divided by the number of items in the set.

• True

• False

When you are trying to find the MEDIAN of a set of data and 2 numbers are left in the middle after putting them in order from least to greatest, what do you do?

• Pick the one that you want.

• Subtract the two numbers.

• List both of the numbers as the Median.

• Add the two numbers together and divide by 2.

Given the distribution, which is greater the mean or the median?

• Mean

• Median

How do you feel about your understanding of measures of central tendency?

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