Compute the slope of the regression line
Compute the slope of the regression line for the data below.
X values -5 -2 4 7 11
Y values 5 2 -1 2 -3
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If aircraft flew same distance in 2 hours with wind speed as it flew in 3 hours against wind, find wind speed? Use either subsitution method or elimination method of solving simultaneous equations.
The number of riders traveling on the freeway can be modeled as a random variable and its probability distribution is given as follows:
Find out the 97% confidence interval for proportion that plan to vote for Democratic incumbent?
The mean score of the college entrance test is 400; the standard deviation is 70. The scores are basically distributed. Determine the probability of selecting the student who scored above 300?
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