A circle has an arc of length 48T that is intercepted by a central angle of 120°. What is the radius of the circle?
o 72
o 150.72
o 240
0 2.5

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.

Hi my sisters and brothers can tell me the answer because i don’t understand the question

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.