Interpret the y-intercept, if appropriate. [Select ] Predict the IQ of a person who watches 3 hours of television per day. [ Select ] Dexter spends 4 hours watching television per day and has an IQ of...

Extracted text: Interpret the y-intercept, if appropriate. [Select ] Predict the IQ of a person who watches 3 hours of television per day. [ Select ] Dexter spends 4 hours watching television per day and has an IQ of 110. Calculate Dexter's residual. (Do not round your values.) [ Select] Interpret the residual that you found earlier. [ Select ] [ Select ] Dexter's IQ is below predicted. Dexter's IQ is above predicted.


Extracted text: A professor was doing a study on the relationship between the amount of television a person watches per day (in hours) and the person's IQ. The professor found that a linear relationship exists between the two variables and determined the equation of the least squares regression line to be ŷ = -0.4x + 107. Interpret the slope. [ Select ] ( Select ] As a person's IQ increases by 1 point, the amount the person spends watching television increases by 0.4 hours, on average. As a person's IQ increases by 1 point, the amount the person spends watching television decreases by 0.4 hours, on average. As the amount of time a person watches TV increases by 1 hour, the person's IQ is expected to increase by 0.4 points, on average. As the amount of time a person watches TV increases by 1 hour, the person's IQ is expected to decrease by 0.4 points, on average. Predict the IQ of a person who watches 3 hours of television per day. [ Select] Dexter spends 4 hours watching television per day and has an IQ of 110. Calculate Dexter's residual. (Do not round your values.) [ Select ] Internret the recidual that vou found earlier