l T-Mobile LTE 3:00 PM Done 4 of 16 PorC 004 Final 2178 3047 081 83 4787 313 45
ID: 3318398 • Letter: L
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l T-Mobile LTE 3:00 PM Done 4 of 16 PorC 004 Final 2178 3047 081 83 4787 313 45 3120 Answer the following questions data The term-bot fits' is used beathe line has an eqation that minimizes the value in the table above) between x and y is represent ed by the above is said to be a line which-be,fits' the sangle (find a 7. The lat-sures regrenson line gvo sum of squa es, which for these data is &. The variation in the sample y vialues thst is expliained by the est imat ed linear rdationship (find a value in the table abov sum of squares, which for these dat a is The value 1- Ri is the prapartion of the total variation in the sample y values that is not explained by the est imat ed linesr reationship between x and y. For these dat a the value 10 For the dat a point (285.7, 255 5), the value of the rosdual is tround your answer to at least two decimal places). For Questions 11-15 rofer to the taillowing description of a study An undergraduate student won an award for his study of sudents diagnosed with ADHD (Attertion Deit Hyperadtivity Disorder). He showed that students with ADHD performed significantly differently on a visual search task than students without ADHD. The task of a partidpant on each trial was to determine, within two seconds, whether or not a partiailar targt latter appeared on a computer screan among 20 alternativeletters Each trial resulted in either a "hit (the partidpant idertiied the target in time), a "miss (the partidpant did nt idrtify the target in time. a·false alarm" (no target yet the prtidpat sated there was one). or a 'arr roj ion" (no targe and the partiapart stated this fact Tetly). 4 ]Explanation / Answer
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7) Minimizes Residual sum of squares
Value = 1081.8386
8) Regression sum of squares
value = 4767.31
9) Value = 5665.31
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