Solve the inequality.

–10 ≤ 2x – 4 < 8

–8 ≤ x < 2

–3 ≤ x < 2

–3 ≤ x < 6

–1 ≤ x < 8

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.