1. 50 Companies percentages of revenues spent on R&D are given below. 5.2 6.9 7.8 8.8 10.5 5.6 6.9 7.9 10.5 5.9 7.1 9.2 10.6 7.1 7.2 8. 9.4 11.1 6.5 8.1 9.5 11.3 6.5 7.2 8.2 8.2 9.5 11.7 12.0 6.5 7.5 9.6 6.6 7.5 8.2 9.7 13.2 6.8 6.9 13.5 13.5 7.7 8.4 8.5 9.9 10.1 7.7

Q: Average High Temperature Month Homicides January 32 32 February 38 20 March 47 35 April 59 35 May 70…

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Q: 2004 2005 2006 2007 2008 Super Deluxe $86,100 $140,500 $65,800 $56,100 $59,000 Deluxe 103,200…

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Q: 3. Calculate mean and median of the following. Income (Rs) 10-20 20-30 30-40 40-50 50-60 60-70 No.…

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Q: Lower Upper f cf rf crf 14 19 10 10 0.2 0.2 20 25 11 21 0.22 0.42 8 29 0.16 6. 26 31 0.58 32 37 35…

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Q: 1. The most obese countries in the world have obesity rates that range from 11.4% to 74.6%. This…

A: The mean is the best estimate and it can be calculated using the formula x=∑i=1nfixi∑i=1nfi

Q: 1. The most obese countries in the world have obesity rates that range from 11.4% to 74.6%. This…

A: Calculate the midpoint x and multiply it with frequency of each class as shown below: