STATISTICAL TECHNIQUES AND TOOLS
CORRELATION COEFFICIENT COEFFICIENT OF DETERMINATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What type of correlation do you think there is between:Time Spent Watching TV & Grades
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Positive correlation
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Negative correlation
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No correlation
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cannot be determined
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Explanation:
Detailed explanation-1: -In other words, there is a negative correlation between the variable amount of time spent watching TV and the variable exam grade. Exam results decline as TV viewing time increases.
Detailed explanation-2: -The more time a student spends watching TV, the lower their exam scores tend to be. In other words, the variable time spent watching TV and the variable exam score have a negative correlation. As time spent watching TV increases, exam scores decrease.
Detailed explanation-3: -There is a positive correlation between the number of hours a student spends studying with the grade the student earns on exams. The more time a student spends studying, the higher you would expect the student’s grade to be.
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