Mathematics, 20.09.2020 09:01 caz27
ASAP! I need some help with these 5 statistics questions please! (I will post them all separately).
Question 1: The mean time taken by all participants to run a road race was found to be 145 minutes with a standard deviation of 15 minutes. Using Chebyshev's theorem, find the percentage of runners who ran this road race in 100 to 190 minutes.
Round your answer to the nearest integer.
Answers: 1
Mathematics, 21.06.2019 15:40
Two parallel lines are crossed by a transversal. what is the value of x? x = 40 x = 70 x = 110 x = 130
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Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?
Answers: 1
Mathematics, 21.06.2019 19:30
Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?
Answers: 2
ASAP! I need some help with these 5 statistics questions please! (I will post them all separately)....
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