Central Tendency and Outlier

What is the mode?

• 4

• 9

• 6

• 5

If you score 76, 85, 97, and 83 on your math tests, what would your median score be? 

• 84

• 90

• 85

• 88

• spread

• mean

• outlier

• median

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

What measure of central tendency (mean, median or mode) would be best for the following set of data?

• Mode, because it is the one that shows up the most.

• Median, because there is an outlier. The outlier would influence the mean too much.

• Mean, because you should always use the mean.

• There is not a best measure of central tendency for this data.

Which is the MIDDLE of an ordered set of data?

• Mean

• Median

• Mode

• Range

How many students scored more than 80%?

• 10

• 13

• 7

• 15

Find the mean of these numbers:
5, 11, 2, 12, 4, 2

• 4.1

• 6

• 4.5

• 4

The salary of the employees in the office were $15,000; $18,000; $16,000; $14,000; $90,000; and $17,000.  What is the best measure of the central tendency of the salaries?

• Mean

• Median

• Mode

• Range

The heights of the starting 5 players on a basketball team are 60 inches, 67 inches, 64 inches, and 65 inches.  If the mean or balance point of the players is 65, what is the height of the 5th player?

• 70

• 69

• 61

• 68