Atotal of 150 students have taken an algebra 2 final exam. the scores are normally distributed with a mean of 71% and standard deviation of 6%. how many students would you expect have scored between 65% and 77%?

20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.