Statistics Grade 7

Which of these shows a frequency table?

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Which of these shows a stem and leaf plot?

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Which of these shows a box and whisker plot?

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Which of these shows a bar graph?

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Frequency tables are divided into (a)   columns. The categories, frequency tally marks and the total.

On the box and whisker plot, label the minimum, maximum, lower quartile, upper quartile and median points

The middle number in a sequence of data is called the (a)   .

The number that appears the most is called the...

• Mean

• Median

• Mode

• Range

To find the range of the data you...

• Add the lowest and highest number

• Subtract the lowest from the highest

• Find the difference between the highest and lowest

• Add all the data together and divide by the number of data points you added

What is the mode for the GIRLS??

• 12

• 51

• 23

• 35