E H L M 1 Hours spent watching TV,x Test scores, y The number of hours 12 students watch television during the weekend and 96 the scores of each student who took test the following monday is given. QUESTION B) 3 85 4 2 82 METHOD 1 (USE TABLE IN your formula booklet) 74 r critical a) Construct the scatter plot. b) At a = 0.01, can you conclude that there is a significant linear correlation between the number of hours students spent watching TV during the 6 95 abs r 7 5 68 METHOD 2 (USE THE P-VALUE APPROAH) 8 5 76 Test statistic weekend and their scores. 9 5 84 c) Find the equation of the regression line to predict the scores for each of the given number of hours students watch television during the weekend and interpret the coefficient. d) Estimate the scores when x=4 hours, x=8 hours e) Compute the coefficient of determination and interpret. 10 6 58 11 7 65 12 75 P-value 13 10 50 14 15 16 Method 3) Use the critical value approach critical value 17 10

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Power Operation

Power operation is topic of algebra in Math. It is use to represent repeated multiplication. Very big number and very small number can be easily express using power operation. Power operation is useful in many fields. In space engineering, it helps in representing the distance or size of particular heavenly body. In medical field, it is used to represent very small size. In medical field it helps to mention size of bacteria or virus. 

Exponents

The exponent or power or index of a variable/number is the number of times that variable/number is multiplied by itself.