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The advertising expenditure per month, in dollars, at a tourism company are given below. Calculate the variance and standard deviation, interquartile range and coefficient of

  1. The advertising expenditure per month, in dollars, at a tourism company are given below. Calculate the variance and standard deviation, interquartile range and coefficient of variation.
1600 1800 2500 1500 3200 4500 6000 3200 1200 5000

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