Mathematics, 05.05.2020 12:56 taehyungg
In a study investigating the effect of car speed on accident severity, 5,000 reports of fatal automobile accidents were examined, and the vehicle speed at impact was recorded for each one. For these 5,000 accidents, the average speed was 43 mph and the standard deviation was 15 mph. A histogram revealed that the vehicle speed at impact distribution was approximately normal.
a. Roughly what proportion of vehicle speeds were between 27 and 57 mph?
b. Roughly what proportion of vehicle speeds exceeded 57 mph?
Answers: 1
Mathematics, 21.06.2019 12:40
Question 13 of 451 pointwhich statement correctly describes the inverse of the following function? a. it is negative.b. it is a horizontal shift.c. it is not a function.d. it is a function. give an explanation as to why you chose that answer. (i think its either a or d.)
Answers: 1
Mathematics, 21.06.2019 20:30
The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?
Answers: 2
Mathematics, 21.06.2019 23:00
Complete the conditional statement. if a + 2 < b + 3, then a < b b < a a β b < 1 a < b + 1
Answers: 3
In a study investigating the effect of car speed on accident severity, 5,000 reports of fatal automo...
Mathematics, 18.09.2019 21:00
Mathematics, 18.09.2019 21:00
Computers and Technology, 18.09.2019 21:00