Understanding Frequency Tables and Histograms

What is the primary purpose of a frequency table?

• To organize data into equal intervals

• To perform complex statistical analysis

• To calculate the mean of a dataset

• To identify outliers in the data

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When creating intervals for a frequency table, what is a recommended number of intervals to aim for?

• 10 or more intervals

• 4-5 intervals

• 1-2 intervals

• 3-4 intervals

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In a frequency table, where do you include a value that falls on the boundary of two intervals?

• In neither interval

• In both intervals

• In the right interval

• In the left interval

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What is the main difference between histograms and bar graphs?

• Histograms use horizontal bars

• Bar graphs have gaps between bars

• Histograms should have no gaps between bars

• Bar graphs are only used for categorical data

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What does the height of a bar in a histogram represent?

• The median of the data in that interval

• The total range of data in that interval

• The frequency of data in that interval

• The mean of the data in that interval

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CCSS.6.SP.B.4

Which interval had the most winning speeds in the Daytona 500 example?

• 140-149 mph

• 150-159 mph

• 160-169 mph

• 170-179 mph

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How many winning speeds were at least 160 mph in the Daytona 500 example?

• 17 speeds

• 12 speeds

• 7 speeds

• 5 speeds

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CCSS.6.SP.B.5

What does a symmetric distribution in a histogram indicate?

• Most data is concentrated on the left side

• Data is evenly distributed on both sides

• Data is not evenly distributed

• Most data is concentrated on the right side

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What term describes a distribution with most data concentrated on the left and tailing off to the right?

• Skewed left

• Skewed right

• Uniform

• Symmetric

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Which distribution shape would likely represent a dataset where all values occur with the same frequency?

• Skewed right

• Skewed left

• Symmetric

• Uniform

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