Como resolver la desigualdad 18y< 18-y

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.

What is the slope of the line that passes through the points (–9, 2) and (0, 4)? the slope of the line is

What is the area of the shaded sector?