Choose the kind(s) of symmetry: point, line, plane, or none. (b)

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.

X-intercept=-5 y-intercept=2 the equation of the line is

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?