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keshonda uses geometry software to rotate the square about its center.
through which angle measures can she rotate the square to map it onto itself?
select each correct answer.
45°
90°
135°
180°
225°

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.

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 150, 120, 136, 180, 158, 175, 124, 162 minimum maximum median upper quartile lower quartile