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Problem 6. Consider the below table Class Frequency 0-50 10 51-101 20 102-152 30 153-203 40 204-254 50 6a) Find the mean? Show all your

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Problem 6. Consider the below table Class Frequency 0-50 10 51-101 20 102-152 30 153-203 40 204-254 50 6a) Find the mean? Show all your steps. If necessary round of mean to only 2 decimal places. (2 points) 6b) Find the variance? Show all your steps. Do not round off. (6 points) 9 10

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