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The Data Below Are the Scores of 10 Randomly Selected ses _ { \mathrm { e } }

Question 51

Multiple Choice

The data below are the scores of 10 randomly selected students from a statistics class and the number of hours they studied for the exam. Construct a 95% prediction interval for y, the score on the final exam, given x = 7
Hours,? = 5.044x + 56.11 and ses _ { \mathrm { e } } = 6.305. Round interval to two decimal places.  Hours, x3528244563 Scores, y65806088667885909071\begin{array} { l | c | c | c | c | c | c | c | c | c | c | } \text { Hours, } \mathrm { x } & 3 & 5 & 2 & 8 & 2 & 4 & 4 & 5 & 6 & 3 \\\hline \text { Scores, } \mathrm { y } & 65 & 80 & 60 & 88 & 66 & 78 & 85 & 90 & 90 & 71\end{array}


A) 74.54<y<108.3074.54 < y < 108.30
B) 55.43<y<78.1955.43 < y < 78.19
C) 77.21<y<110.4577.21 < y < 110.45
D) 79.16<y<112.3479.16 < y < 112.34

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