Heights of adult women are distributed normally with a mean of 162 centimeters and a standard deviation of 7 centimeters. The percentage of heights less than 145 centimeters The percentage of heights between 16t centimeters and 180 centimeters

I'll give brainliest if you answer right : )

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer