Question: answer the following question? 3. A study was conducted to relate birthweight ( measured in hundreds of grams) and estriol level ( measured in mg/24hr)

answer the following question?

answer the following question? 3. A study was conducted to relate birthweight

3. A study was conducted to relate birthweight ( measured in hundreds of grams) and estriol level ( measured in mg/24hr) in 11 pregnant women. A simple linear regression model was fit to the sample data. Use the output from this page to answer the following questions. The REG Procedure Dependent Variable: birthweight Analysis of Varianoc Source Sum of Mean F Value Pr > F souunby ovenbs Model 226 38 226.381 22 557 0.001045 Error 91.12 10.124 Total 10 3195 Parameter Estimates Variable OF Parameter Standard t Value Pr s It Estimate Error Intercept 21.0123 2.4751 8.409 1 5E-05 estrial 0.6306 0. 1328 4.749 0.00104 A-Square 0.7148 10 (a) Use the output above to fill in the following blanks to test whether there is a significant linear relationship between estriol level in pregnant women and birthweight: We are interested in the hypotheses: Ho : " HA : where (define any parameters used above] We can test this hypothesis using the test statistic which follows a . distribution with degrees of freedom if Ho is true. The p-value for this test is - So, at a significance level of a = 0.05, we would (circle one): accept the null hypothesis / reject the null hypothesis / fail to reject the null hypothesis and conclude that give your conclusion in the context of the problem of interest and be as specific as possible about the direction and magnitude of any effect)

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