Summarizing Data

Which statement about the dot plot below is NOT true?

• There is a gap at 30.

• There is a cluster of data between 40 and 80.

• The peak of data is at 80.

• There is a cluster of data between 0 and 20.

The table shows students favorite flavor of ice cream.

Which percent bar graph represents the data in the table?

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Which statement about the stem and leaf plot is NOT true?

• The mode is 12.

• The range is 38.

• The median is 10.

• The mean (average) is 12.

Which statement is best supported by the data distribution of this histogram?

• The shape of the histogram is asymmetrical.

• The shape of the histogram is symmetrical.

• The shape of the histogram is skewed left.

• The shape of the histogram is skewed right.

Which frequency table represents the percentages in the percent bar graph?

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• None of them.

Thomas recorded the prices of six headphones available for purchase at an electronics store.

What is the median price of the headphones?

• $98

• $196

• $190

• $96

Based on the data displayed in the stem and leaf plot, what is the range of the number of valentines received?

The line plot shows the number of tiers on cakes at a bakery.

Which statement is best supported by the data in the line plot?

• 30% of the cakes had 2 or less tiers.

• The mode is 5 tiers.

• 55% of the cakes had 3 or more tiers.

• The median number of tiers is 2.

Which statement about the histogram is NOT true?

• The histogram displays 18 sales.

• On 50% of the days, at least 20 cups of lemonade were sold.

• On five days, 0-9 cups were sold.

• The stand sold 20-29 cups three times as often as 30-39 cups.

Which statement about the histogram is supported by the data distribution?

• The peak is at 0-9 years old.

• The mode is at 30-39 years old.

• The shape of the distribution is symmetrical.

• The lowest interval is at 10-19 years old.