subject
Mathematics, 16.12.2020 16:30 teresaramirezde4

In a study investigating the effect of car speed on accident severity, the vehicle speed at impact was recorded for 5,000 fatal accidents. For these accidents, the mean speed was 46 mph and the standard deviation was 13 mph. A histogram revealed that the vehicle speed distribution was mound shaped and approximately symmetric. (Use the Empirical Rule.) (a) Approximately what percentage of vehicle speeds were between 33 and 59 mph

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 14:50
Which expression is equivalent to 5r6141 2r+st6
Answers: 1
question
Mathematics, 21.06.2019 17:00
An airplane consumes fuel at a constant rate while flying through clear skies, and it consumes fuel at a rate of 64 gallons per minute while flying through rain clouds. let c represent the number of minutes the plane can fly through clear skies and r represent the number of minutes the plane can fly through rain clouds without consuming all of its fuel. 56c+64r < 900056c+64r< 9000 according to the inequality, at what rate does the airplane consume fuel while flying through clear skies, and how much fuel does it have before takeoff? the airplane consumes fuel at a rate of gallons per minute while flying through clear skies, and it has gallons of fuel before takeoff. does the airplane have enough fuel to fly for 60 minutes through clear skies and 90 minutes through rain clouds?
Answers: 3
question
Mathematics, 22.06.2019 00:40
Ican interpret and represent the remainder in division calculations sensibly for the context (eg 27.4 in calculating average height in cm: $27.44 if it represents an amount of money) solve the following problems. 15) the wildlife park charges $25.50 dollars per person to enter their park if the park made $15096 dollars today, how many people entered the park? 16) ms adams plus 2,230 other keen runners ran a marathon: between them they ran 94817.5km. how many km did each competitor run?
Answers: 1
question
Mathematics, 22.06.2019 04:10
Acute identify < 1 and < 2 select all that apply of the following acute, right,obtuse, adjacent,vertical,complementary, supplementary
Answers: 2
You know the right answer?
In a study investigating the effect of car speed on accident severity, the vehicle speed at impact w...
Questions
question
Mathematics, 04.12.2021 01:00
question
Mathematics, 04.12.2021 01:00
question
Mathematics, 04.12.2021 01:00
question
Advanced Placement (AP), 04.12.2021 01:00
Questions on the website: 13722362