Blanca De La Cruz 1 1/24/18 9:37 PM Homework: Week 5 Homework Save Score: 0 of 6

Question

Blanca De La Cruz 1 1/24/18 9:37 PM Homework: Week 5 Homework Save Score: 0 of 6 pts 10 of 10 (10 complete) Score: 73%, 43 8 of 60 pts 10.3.13 Question Hep The data show the time intervals after an eruption (to the next eruption) of a certain geyser. Find the regression equation, letting the first variable be the independent (x) variable. Find the best predicted time of the interval after an eruption given that the current eruption has a height of 124 feet Use a significance level of 0.05. 73 111 100 99 120 73 77 112 69 70 Interval after (min) 84 67 84 Click the icon to view the critical values of the Pearson correlation coefficient r What is the regression equation? D:[]x (Round to two decirnal places as needed)

Explanation / Answer

Regression equation would be

y = 36.62+0.37x

ANOVA df SS MS F Significance F Regression 1 342.2671 342.2671 8.939089 0.024326 Residual 6 229.7329 38.28881 Total 7 572 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Intercept 36.62 12.03497 3.042549 0.022728 7.168478 66.06548 X Variable 1 0.37 0.123759 2.989831 0.024326 0.067191 0.672846

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