Mathematics, 25.10.2019 04:43, leroybennett06
2. in a recent austin marathon, 36% of the racers were female. the distribution of finishing times for the female runners was normally distributed with a mean of 280 minutes and a standard deviation of 45 minutes. for male runners, their finishing times were also normally distributed with a mean of 262 minutes and a standard deviation of 40 minutes. a. the fastest 33% female runners finished the race in under what time? write a probability statement and find the answer. (1pt) b. what proportion of male runners finished between 4 and 5 hours? write a probability statement and find the answer. (1.5pt) c. of those that finished under hours, what proportion were female? write a probability statement and find the answer. (2pt)
Answers: 1
Mathematics, 21.06.2019 15:30, southerntouch103
Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.
Answers: 2
Mathematics, 21.06.2019 17:30, aliami0306oyaj0n
Lindsay used two points, (x, y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?
Answers: 2
2. in a recent austin marathon, 36% of the racers were female. the distribution of finishing times f...
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