Question 9 1 pts Question 9: Clear out the filter variable. Select all schools from Canada, Mexico, and USA. What is the total number of schools sampled from these three countries? O 177 O 759 1211 O 17908 Question 10 1 pts Question 10: Run an appropriate test to evaluate whether or not the mean value of LEADTCH differs significantly between Canada, Mexico, and USA. Which of the following tests is applicable here? [Note: SPSS sometimes does not like sting independent variables. If you encounter an error using CNT, then try using the CNTRYID variable which is the numeric form of CNT). Independent samples t test Three-way ANOVA O Paired samples t test One-way ANOVA