Mean and Median Skew

What type of shape distribution would you say this graph has?

• Right Skewed

• Approximately Symmetrical

• Left Skewed

• No skew

How would you describe the shape of this distribution?

• Left Skewed

• Right Skewed

• Approximately Symmetrical

• no distribution

What is the best measure of the center of the data

• Mean

• Median

• Range

The distribution of scores on a certain statistics test is strongly skewed to the left. How would the mean and the median compare for this distribution?

• mean < median

• mean = median

• mean > median

• Not enough information

When finding the median, what do you do if there are two middle numbers?

• Add them together and divide by 2

• Write them both as the answer

• Find the value that is between the two middle numbers.

• Pick one

To find the _________ you add up all the numbers and then divide by how many numbers you have.

• Mean

• Median

• Mode

• Range

Mary read six books in January, four books in February, and eight books in March. What was the mean number of books read each month? __________

• 18

• 6

• 14

The number of miles that Kiki cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Kiki cycled?

• 24

• 36

• 39

• 52

What is the MEDIAN of this data

• 95

• 90

• 100

• 40

What is the shape of this data?

• uniform

• skewed left

• skewed right

• symmetric