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#8 An article used an estimated regression equation to describe the relationship between y = error...

#8

An article used an estimated regression equation to describe the relationship between y = error percentage for subjects reading a four-digit liquid crystal display and the independent variables

x1 = level of backlight, x2 = character subtense, x3 = viewing angle, and x4 = level of ambient light. From a table given in the article, SSRegr = 23.1, SSResid = 24, and n = 30.

Calculate the test statistic. (Round your answer to two decimal places.)

F =

Calculate r2

for this model. (Round your answer to three decimal places.)

r2 =

Calculate se

for this model. (Round your answer to three decimal places.)

se =

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