Intro to Stats 1.8 Pt1

Multiple Choice

A value that is much higher or much lower than the other values in a set of data.

• Outlier
• Box Plot
• Range
• Histogram

Multiple Choice

When using IQR to find outliers, which formula will identify the upper limit?

• Q3 - 1.5(IQR)

• Q1 + 1.5(IQR)

• Q1 - 1.5(IQR)

• Q3 + 1.5(IQR)

Multiple Choice

When using IQR to find outliers, which formula will identify the lower limit?

• Q3 - 1.5(IQR)

• Q1 + 1.5(IQR)

• Q1 - 1.5(IQR)

• Q3 + 1.5(IQR)

Multiple Choice

Identify the outlier for the given data?

23, 34, 27, 13, 30, 26, 28, 31, 34

• 13

• 23

• 34

• None

Multiple Select

A set of data ranging from 11.0 - 17.3 includes an outlier of 1.22. What should be done with the outlier?

• It should be ignored.

• It should be included in the data.

• It should be changed to 12.2

• It should be multiplied by 1.5 and added to Q3

Multiple Choice

Identify the outlier for the given data?

23, 34, 27, 7, 30, 26, 28, 31, 34

• 7

• 23

• 31

• 34

Multiple Select

The cost to purchase different smart watches at a store are below:

200,300,250,200,300,200,250

If a new fancy smart watch that costs $500 is introduced, which of the following would remain unchanged? Select all that apply.

• Mean

• Median

• Mode

• Range

Multiple Choice

A bowler had the following scores after 5 games:
 196, 205, 197, 280, and 202.
How much does the bowler’s mean score increase if the outlier is considered, compared to if the outlier is not considered?

• 13
• 16
• 19
• 22

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​Some text here about the topic of discussion.

Homework