Provide an appropriate response. Nine students took the SAT. Their scores are listed below. Later on, they read a book on test preparation and retook the SAT. Their new.scores are listed below. Construct a 95% confidence interval for pa. Assume that the distribution is nomally distributed. Student 2 4 Scores before reading book 720 860 850 880 860 710 850 1200 950 Scores after reading book 740 860 840 920 890 720 840 1240 970 O (-10.321, 15.436) O (20.341, 4.852) O (-30.503, -0.617)

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Provide an appropriate response.
Nine students took the SAT. Their scores are listed below. Later on, they read a book on test
preparation and retook the SAT. Their new.scores are listed below. Construct a 95% confidence
interval for ua. Assume that the distribution is normally distributed.
Student
Scores befone reading book 720 860 850 580 860 710 850 1200 990
Scores after reading book 740 860 540 920 90 70 840 1240 970
2 3
4 5
春
O (-10.321, 15.436)
O (-20.341, 4.852)
O (-30.503, -0.617)
O (1.651, 30.590)
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Transcribed Image Text:Provide an appropriate response. Nine students took the SAT. Their scores are listed below. Later on, they read a book on test preparation and retook the SAT. Their new.scores are listed below. Construct a 95% confidence interval for ua. Assume that the distribution is normally distributed. Student Scores befone reading book 720 860 850 580 860 710 850 1200 990 Scores after reading book 740 860 540 920 90 70 840 1240 970 2 3 4 5 春 O (-10.321, 15.436) O (-20.341, 4.852) O (-30.503, -0.617) O (1.651, 30.590) Next » •Previous
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