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help me with this please Q5 5.) Fill in the chart with what is necessary and label your graphs for full credit. Class frequency 12-18

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help me with this please Q5

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5.) Fill in the chart with what is necessary and label your graphs for full credit. Class frequency 12-18 33 19-25 88 26-32 122 33-39 79 40-46 28 a.) Find the sample mean b.) Find the standard deviation c.) Graph a relative frequency histogram d.) Graph a ogive

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