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Question: Roll your own regression. Choose two quantitative variables that you think have a roughly straight-line relationship. Gather data on these variables and do a statistical analysis: make a scatterplot, find the correlation, find the regression line (use a statistical calculator or software), and draw the line on your plot. Then write a report on your work. Some examples of suitable pairs of variables are the following:
(a) The height and arm span of a group of people.
(b) The height and walking stride length of a group of people.
(c) The price per ounce and bottle size in ounces for several brands of shampoo and several bottle sizes for each brand.
The average hourly wage of workers in a fast food restaurant is $5.85 with a standard deviation of $0.35. Assume that the distribution is normal.
Determine the sample space of one such throw and determine the probability for each event and in the game of Ludo, a player has to throw one die and move a selected token based on the number shown on the die.
Disk drive service. The staff of u service center for electronic equipment includes three technicians who specialize in repairing three widely used makes of disk drives for desktop computers. It was desired to study the effects of technician (fact..
P(A 1 )= .20, P(A 2 ), and P(A 3 )= .40. P(B 1 I A 1 ) = .25. P(B 1 I A 2 ) = .05. P(B 1 I A 3 )=.10. Use Bayes' theorem to determine P(A 3 I B 1 )
questionpart a you have been offered the choice of 3 prizesprize 1 15000 cash payable immediatelyprize 2 2 yearly
Bacteria counts were taken at the four Southern California beaches of Santa Monica, Malibu, Zuma, and Ventura.
Prepare a spreadsheet with three columns: Date, High Temperature, and Low Temperature. List the past 60 days for which data is available. Prepare a histogram for the data on high temperatures and comment on the shape of the distribution as obser..
1) How and why did Americans try to legislate isolationism?
after a military campaign a random sample of 59 soldiers none of whom know each other was examined and the number of
Following are different algebraic expressions of the production function. Decide whether each one has constant, increasing, or decreasing returns to scale.
I want to see two methods are the significantly same or not. Each methods has 5 variables are inside. so I would like to see each 5 variables from methods A and B are significantly the same and overall the two methods are significantly same or not..
Find the probability that in a given year,a) Exactly one major hurricane will strike the U.S. mainland
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