Instruction 12.7 It Is Believed That Average Grade (Based on a Four-Point

question 174

Multiple Choice

Instruction 12.7
It is believed that average grade (based on a four-point scale) should have a positive linear relationship with university entrance exam scores. Given below is the Microsoft Excel output from regressing average grade on university entrance exam scores using a data set of eight randomly chosen students from a large university.

-Referring to Instruction 12.7,what is the predicted average value of average grade when university entrance exam score = 20?

• A) 2.80
• B) 2.61
• C) 2.66
• D) 3.12

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