Mathematics, 16.07.2019 00:30, ashley2816
In past years, the average time that it takes for a woman to complete the san francisco marathon was 4.62 hours. this year the average time for the 3845 women who finished the sf marathon was 4.59 hours with a standard deviation of 1.11 hours. can it be concluded that this years average time for women to finish the sf marathon is statistically significantly less than the past years' average time?
Answers: 1
Mathematics, 21.06.2019 15:30, davidchafin59245
Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?
Answers: 1
Mathematics, 21.06.2019 18:00, amyrose90999
Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?
Answers: 2
Mathematics, 21.06.2019 22:50, ciaotaylor
1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?
Answers: 2
In past years, the average time that it takes for a woman to complete the san francisco marathon was...
Mathematics, 30.05.2020 21:58
Mathematics, 30.05.2020 21:58