The following data give the number of hours 5 students spent studying and their corresponding grades on their exams. Hours Studying 1 2 4 4 6 Grades 76 78 93 97 97 Step 4 of 5 : Construct the 95% confidence interval for the slope. Round your answers to three decimal places.
Added by Manuel B.
Step 1
Mean of hours studying (x̄) = (1+2+4+4+6)/5 = 3.4 Mean of grades (ȳ) = (76+78+93+97+97)/5 = 88.2 Show more…
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