- The scores of 5 students in an examination are: 6, 5, 8, 7 and 4. Find the variance.?

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What is the relationship between the mathematical ellipse and the lenses? Three hours pass by. What is the angular displacement of the Hour hand on the clock during this interval? Why are calcium ions important in bacterial conjunction and transformation (promoters of plasmid uptake)? What is the type of air conditioning system is used in automobile, is it vapour compression refrigeration or air refrigeration? How long do I have to wait to drink alcohol after taking my last sulfameth/tmp antibiotic pill?

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