Mathematics, 03.05.2021 15:00 choudharykaran7997
The time it takes students in a cooking school to learn how to prepare a particular meal is a random variable with a mean of 3.2 hours and a standard deviation of 1.9 hours. Find the probability that the average time it will take 38 students to learn how to prepare the meal a) is less than 3.4 hours (Draw the bell curve) 4 b) is between 3.0 hours and 3.6 hours (Draw the bell curve)
Answers: 2
Mathematics, 21.06.2019 14:00
Find the area of a trapezoid with bases 14 cm and 18 cm and height 10 cm. 160 cm2 140 cm2 180 cm2 126 cm2
Answers: 3
Mathematics, 21.06.2019 19:30
Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)
Answers: 1
Mathematics, 21.06.2019 20:30
Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.
Answers: 2
The time it takes students in a cooking school to learn how to prepare a particular meal is a random...
Chemistry, 08.06.2021 06:10
Mathematics, 08.06.2021 06:10
Mathematics, 08.06.2021 06:10
Mathematics, 08.06.2021 06:20
Medicine, 08.06.2021 06:20
Geography, 08.06.2021 06:20
Mathematics, 08.06.2021 06:20