Use the following information for questions:
The heights (in inches) and foot lengths (in centimeters) of 32 college men were used to develop a model for the relationship between height and foot length. The scatterplot shows that a linear model is appropriate. SPSS output is provided below.
-Max is 70 inches tall. If a 95% prediction interval for his foot length were calculated, the width of this interval would _______ with respect to the interval from question 99.
A) increase
B) decrease

Question

Use the following information for questions:
 The heights (in inches) and foot lengths (in centimeters) of 32 college men were used to develop a model for the relationship between height and foot length. The scatterplot shows that a linear model is appropriate. SPSS output is provided below.   
-Max is 70 inches tall. If a 95% prediction interval for his foot length were calculated, the width of this interval would _______ with respect to the interval from question 99.
A) increase 
B) decrease

Quizplus · Accepted Answer

A 95% prediction interval is wider than intervals with lower confidence levels (e.g., 90%) because it aims to capture the true parameter with greater certainty, thus requiring a broader range.

Use the Following Information for Questions