Question 1: Find LCM and HCF of 30 and 18 using a Venn diagram.

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Answer for 10 points show work you guys in advanced < 3

I’m confused on how to work the pie charts