AP STATS CH 1 Test Review + Ice Breaker

Chapter 1 Test Review

9/8 + 9/9

(per6 +Per 3)​

Grab your calculators!​

​

Ms. Balbaneda

Multiple Choice

What does this symbol represent?

• Standard Deviation
• Variance
• Mean Absolute Deviation
• Sigma

Multiple Select

Which of the following is a measure of spread, or variability?

(select all that apply)

• Interquartile Range

• Standard Deviation

• Mean

• Median

• Range

Multiple Choice

What does standard deviation represent?

• How many different variations are in the data set.

• How the population varies compared to the sample.

• How spread out each data value is from the mean.

• The range, but with a bunch of other stuff going on.

Multiple Choice

The ages of the employees at Company A tend to be closer together, than those at Company B.

• True

• False

Multiple Choice

When you are finding the MEDIAN and 2 numbers are in the middle, what do you do?

• List both of the numbers as the Median.

• Add the two numbers together and divide by 2.

• Pick the one that you want.

Multiple Choice

The number of miles Jenna ran each week is shown:

28, 31, 36, 36, 42, 48, 52

What is the median number of miles Jenna ran?

• 24

• 39

• 36

Multiple Choice

What is the MEDIAN of this set of data?

10, 20, 30, 40, 50, 60, 70, 80, 90, 100

• 50

• 60

• 55

Multiple Choice

What is the mean?

• # happening the most
• the number in the middle
• biggest-smallest
• the average

Multiple Choice

Look at each data set's standard deviation.

Set 1: 15.9

Set 2: 14.64

Set 3: 17.88

Which set of data has values that are closer in relation to the mean value of the data?

• Set 1

• Set 2

• Set 3

• Not enough information is provided

Multiple Choice

Use the interquartile range to identify any outliers in the following data.

52, 63, 55, 56, 62, 54, 59, 60, 53, 61, 88

• No outliers.

• 88 is an outlier.

Multiple Choice

The data set below has an outlier of 42.
2, 5, 12, 15, 19, 4, 6, 11, 16, 18, 12, 12, 42
What effect does removing the outlier have on the distribution of the data?

• The mean will decrease
• The median will decrease
• The mean will increase
• The median will increase

Multiple Choice

The boxplots on the right provide starting annual salaries for business majors (top boxplot) and education majors (bottom boxplot). Approximately what percent of education majors start making at least $39,000?

• 25%

• 50%

• 75%

• 100%

Multiple Choice

What percent of students have a height between 58 inches and 60 inches?

• 25%

• 50%

• 75%

• 100%

Multiple Choice

50% of the Cruisers attended between 7 and 16 car shows.  True or False?

• True
• False

Multiple Choice

50% of the Car Hops went to 11 or fewer car shows.  True or False?

• True
• False

Multiple Choice

Which of the following best describes the shape of the distribution?

• skewed left

• skewed right

• uniform

• symmetrical

Fill in the Blanks

Multiple Choice

Which of the following best describes the shape of the distribution?

• skewed left

• skewed right

• uniform

• symmetrical

Multiple Choice

Given that the data is symmetric, which pair of measures should be used to represent the data?

• center: median

  spread: standard deviation

• center: mean

  spread: IQR

• center: mean

  spread: standard deviation

• center: median

  spread: IQR

Multiple Choice

Which of the following best describes the shape of the distribution?

• skewed left

• skewed right

• uniform

• symmetrical

Fill in the Blanks

Multiple Choice

Which describes the shape of the distribution?

• skewed right

• skewed left

• symmetric

• uniform

Multiple Choice

Because this distribution is ____________ to the ___________, we would use the ______________ for the center and the _____________ for the spread of the data.

• symmetric, middle, median, IQR

• skewed, left, median, IQR

• skewed, left, mean, IQR

• skewed, right, median, standard deviation

TIME TO TEST!

​ONE CHEAT SHEET

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HALF A PAGE

2 sided​

MS. BALBANEDA