Use the following information for questions:
Grades for a random sample of students who have taken statistics from a certain professor over the past 20 year were used to estimate the relationship between y = grade on the final exam and x = average exam score (for the three exams given during the term).
-The "Fit"information shown at the end of the output is for ExamAvg = 75. From this, we can conclude that
A) the probability is about 0.95 that a randomly selected student with an exam average of 75 will score between 74 and 77 on the final exam.
B) the final exam score for a randomly selected student with an exam average of 75 is likely to be between 56 and 95.
C) about 95% of the students with an exam average of 75 will score between 74 and 77 on the final exam.
D) the average final exam score for students with an exam average of 75 is likely to be between 56 and 95.

Question

Use the following information for questions:
 Grades for a random sample of students who have taken statistics from a certain professor over the past 20 year were used to estimate the relationship between y = grade on the final exam and x = average exam score (for the three exams given during the term). 
-The "Fit"information shown at the end of the output is for ExamAvg = 75. From this, we can conclude that
A) the probability is about 0.95 that a randomly selected student with an exam average of 75 will score between 74 and 77 on the final exam. 
B) the final exam score for a randomly selected student with an exam average of 75 is likely to be between 56 and 95. 
C) about 95% of the students with an exam average of 75 will score between 74 and 77 on the final exam. 
D) the average final exam score for students with an exam average of 75 is likely to be between 56 and 95.

Quizplus · Accepted Answer

The Answer of Use the following information for questions:
 Grades for a random sample of students who have taken statistics from a certain professor over the past 20 year were used to estimate the relationship between y = grade on the final exam and x = average exam score (for the three exams given during the term). 
-The "Fit"information shown at the end of the output is for ExamAvg = 75. From this, we can conclude that
A) the probability is about 0.95 that a randomly selected student with an exam average of 75 will score between 74 and 77 on the final exam. 
B) the final exam score for a randomly selected student with an exam average of 75 is likely to be between 56 and 95. 
C) about 95% of the students with an exam average of 75 will score between 74 and 77 on the final exam. 
D) the average final exam score for students with an exam average of 75 is likely to be between 56 and 95.

Use the Following Information for Questions