Using Measures of Center and Variability

Hotspot

Select the range of weight that has the most bears in it. That section represents the "typical" bear weight.

Hotspot

Which histogram has an average of around 72?

Draw

Use the stem and leaf plot to find the median of the data.

Write the median on the picture.

Math Response

The median represents the middle of the data. This means that half of the data is less than the median and half of the data is more than the median. Knowing this, half of the earthworms sampled were less than how many mm long?

Type answer here

Correct Answer: 28

Deg^°

Rad

Multiple Choice

Which measurement of variability is affected by an outlier?

• interquartile range

  (IQR)

• range

Multiple Choice

Which measurement of center is affected by an outlier?

• mean

• median

Math Response

Find the median of the data set.

Type answer here

Correct Answer: 43

Deg^°

Rad

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​Remember!

​The median represents the MIDDLE of the data.

This means HALF the data is above the median, and HALF the data is below the median.

Multiple Choice

Using the info from the last two slides, did about half of the teams score less than 43 goals?

• yes

• no

​Canvas Assignment