Mathematics, 24.08.2019 02:30 1576729
If the educational level of all united states government employees reveals a mean of 14 years with a standard deviation of 4 years, determine the probability that in a random sample of 50 government employees the average educational level will be between 12 and 16 years. what is the probability that the sample mean will be below 12 years of education?
Answers: 1
Mathematics, 21.06.2019 19:00
After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?
Answers: 2
Mathematics, 21.06.2019 23:10
The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.
Answers: 1
Mathematics, 22.06.2019 02:30
Find the combined area of the triangles. click on the answer until the correct answer is showing.possible answers: a = 4 pi - 8a = 9 pi - 9/2 √3a = 16/3 pia = 16a = 27 pi
Answers: 1
Mathematics, 22.06.2019 02:30
Paper plates cost $8 per package and plastic utensils cost $5 per package. your supplier delivers 15 packages for a total cost of $90.
Answers: 1
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