Hello! I appreciate any assistance with these!

#1 

During the past 5 years there has been an inflationary trend. Listed below is the average cost of a gallon of milk for each year. Assuming a linear relationship exists, and that the relationship continues unchanged through 1986, what would you predict for the average cost of a gallon of milk in 1986? 

 

 

 

 

 

 

Question 2

You go to a carnival and a sideshow performer wants to bet you $100 that he can guess your exact weight just from knowing your height. It turns out that there is the following relationship between height and weight.

 

Should you accept the performers bet? Explain.

 

 

 

 

Question 3

If r = 0.4582, sY = 3.4383, and sX = 5.2165, the value of bY = ____.

 

 

 

 

Question 4

In a particular relationship N = 80. How many points would you expect on the average to find within ±1 sY | X of the regression line?

 

Question 5

If the value for aY is negative, the relationship between X and Y is ____.

 

Question 6

For the following points what would you predict to be the value of Y' when X = 19? Assume a linear relationship.

 

 

    

 

  Question 7

If the regression equation for a set of data is Y' = 2.650X + 11.250 then the value of Y' for X = 33 is ____.

 

 

 

 

    Question 8

If sY = sX = 1 and the value of bY = 0.6, what will the value of r be?

 

 Question 9

A priori probability refers to ____.

 

    

  Question 10
A royal flush in poker is when you end up with the ace, king, queen, jack, and 10 of the same suit. It's the most rare event in poker. If you are playing with a well- shuffled, legitimate deck of 52 cards, what is the probability that if you are dealt 5 cards, you will have a royal flush? Assume randomness.

 

ComputerScienceExpert

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Status NEW Posted 21 Apr 2017 07:04 AM My Price 9.00

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