Relative frequency histogram of the data
The sample of test scores is given below. Create a relative frequency histogram of the data with 5 classes. Describe the shape of the distribution.
36
45
50
55
60
65
70
75
80
90
95
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A 3250 kg open railroad car coasts along with a constant speed of 10.6m/s on a level track. Snow begins to fall vertically and fills the car at a rate of 3.40kg/min gnoring friction with the tracks, what is the speed of the car after 85.0min ?
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What is the value of expected sales when no money is spent on advertising and the product price and unemployment rate are both zero?
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