Question
Find the equation of the regression line and predict y when x = 2.5.
x - 1 5 4 2 3 6
y - 25 5 10 20 15 5
x - 1 5 4 2 3 6
y - 25 5 10 20 15 5
Answers
http://www.alcula.com/calculators/statistics/linear-regression/
using that regression line calculator
y = -4.29x + 28.3
(2.5, 17.6)
y = -4.29x + 28.3
(2.5, 17.6)
Related Questions
Find the equation of the regression line for the given data. Predict the value of Y when X=-2? Pred...
Use the equation of the regression line to predict y when x = 20.
x - 5 8 6 10 12 9
y - 18 20 15...
Use the equation of the regression line to predict y when x = 11.
x - 2 4 3 5 1
y - 9 12 11 14 6
For a given set of data, it is known that x = 10 and y = 4. The gradient of the regression line y on...