Mathematics, 05.02.2020 04:58 jordnnnn102
The times it takes runners to complete a certain marathon are normally distributed with a mean of 4.6 hours and a standard deviation of 1.1 hours.
what is the time for a runner with a z-score of −1.2 ?
enter your answer, rounded to the nearest hundredth, in the box.
Answers: 3
Mathematics, 21.06.2019 16:20
Which mathematical statements are true? 1) if 3 is an odd number, then 3 times 3 is an even number. 2) if 6 is less than 7, then 4 is greater than 7. 3) six is divisible by 3, and 10 is a multiple of 2. 4) the average of the data is greater than the largest value in the data, or it’s less than the largest value in the data. 5) the slope of a linear graph is its rate of change, and the graph’s y-intercept is the initial value. 6) if an equilateral triangle has equal angles, then all its angles will measure 45°.
Answers: 3
Mathematics, 21.06.2019 19:00
Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m
Answers: 1
Mathematics, 21.06.2019 20:00
Find the value of x. give reasons to justify your solutions! l, m ∈ kn
Answers: 3
Mathematics, 21.06.2019 22:30
Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?
Answers: 2
The times it takes runners to complete a certain marathon are normally distributed with a mean of 4....
Mathematics, 24.10.2019 04:10
Social Studies, 24.10.2019 04:10
Biology, 24.10.2019 04:10
English, 24.10.2019 04:10
Mathematics, 24.10.2019 04:10
Physics, 24.10.2019 04:10
Biology, 24.10.2019 04:10
English, 24.10.2019 04:10