# Question: Twenty four observations were used to estimate y 0

Twenty-four observations were used to estimate y = β0 + β1x + . A portion of the Excel results is as follows:

a. What is the point estimate for β1? Interpret this value.

b. What is the sample regression equation?

c. What is the predicted value for y if x = 2? If x =-2?

a. What is the point estimate for β1? Interpret this value.

b. What is the sample regression equation?

c. What is the predicted value for y if x = 2? If x =-2?

**View Solution:**## Answer to relevant Questions

The director of graduate admissions at a large university is analyzing the relationship between scores on the math portion of the Graduate Record Examination (GRE) and subsequent performance in graduate school, as measured ...The following table lists Major League Baseball’s (MLB’s) leading pitchers, their earned run average (ERA), and their salary (in millions of dollars) for 2008. The entire data set, labeled MLB_Pitchers, can be found on ...Forty observations were used to estimate y = β0 + β1x1 + β2x2 + . A portion of the regression results is shown in the following table.a. What is the point estimate for β1? Interpret this value.b. What is the sample ...The accompanying table shows a portion of data consisting of the selling price, the age, and the mileage for 20 used sedans. The entire data set, labeled Car_Prices, can be found on the text website.a. Determine the sample ...The following ANOVA table was obtained when estimating a multiple regression model.a. Calculate the standard error of the estimate.b. Calculate and interpret the coefficient of determination.c. Calculate the adjustedR2.Post your question