Thursday

April 17, 2014

April 17, 2014

Posted by **Sue** on Saturday, May 25, 2013 at 11:10pm.

Does it pay to study for an exam? The number of hours studied, x, is compared to the exam grade received, y.

x 4 4 6 1 1

y 75 90 95 60 80

(a) Find the equation for the line of best fit. (Give your answers correct to two decimal places.)

yhat = + x

I have done it three times and submitted with the answers coming up wrong....need example to go by

- statistics -
**Kuai**, Sunday, May 26, 2013 at 12:00amyhat = 64.68 + 4.79x

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