9 Partial output from a simple linear regression analysis in R is shown below Does the p value support your answer to the previous question Explain Im(formula Iris$Sepal length Iris$Sepal width) Estimate Std Error t value Pr( t) (Intercept) 6 5262 0 4789 13 63 2e 16 Iris$Sepal width 0 2234 0 1551 1 44 0 152 Multiple R squared 0 01382 Adjusted R squared 0 007159 F statistic 2 074 on 1 and 148 DF, p value 0 1519 Coefficients 10 Since there are three different species, we could investigate whether a relationship between sepal length and width exists for each species separately The same scatterplot now shows a different symbol for each species Sepal Length vs Sepal Width by Species 7 5 Sepal Length 6 5 5 5 4 5 XXX A A AA 411 44 440 X KK XXX 44 XXX XXX XX X XXA A A4 2 0 2 5 3 0 3 5 Sepal Width 4 0 Key I setosa triangle, I versicolor x, I virginica a In the graph above, does it look like sepal width and length are related for the species I setosa (triangle) Describe the relationship, and if it seems linear, sketch a line of best fit for this set of data on the graph

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9. Partial output from a simple linear regression analysis in R is shown below. Does the p- value support your answer to the previous

9. Partial output from a simple linear regression analysis in R is shown below. Does the p- value support your answer to the previous question? Explain. Im(formula = Iris$Sepal_length - Iris$Sepal_width) Estimate Std. Error t value Pr(>|t) (Intercept) 6.5262 0.4789 13.63

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