Mathematics, 19.10.2021 18:20 suzyleonardsl0
Your company has a contract to perform preventive maintenance on thousands of air-conditioners in a large city. Based on service records from previous years, the time that a technician spends servicing a unit averages one hour with a standard deviation of one hour. In the coming week, your company will service a simple random sample of 70 units in the city. You plan to budget an average of 1.1 hours per technician to complete the work. Will this be enough time? (Suppose your company will assume this is enough time if there is a 90% chance the maintenance will be less than 1.1 hours. Round your probability to four decimal places.) The probability it will take less than 1.1 hours is approximately
Answers: 2
Mathematics, 21.06.2019 18:00
Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.
Answers: 1
Mathematics, 21.06.2019 19:30
1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show
Answers: 1
Mathematics, 21.06.2019 20:00
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0
Answers: 2
Mathematics, 21.06.2019 21:00
Which of the functions graphed below has a removable discontinuity?
Answers: 2
Your company has a contract to perform preventive maintenance on thousands of air-conditioners in a...
Mathematics, 18.03.2020 07:07
Mathematics, 18.03.2020 07:07
Mathematics, 18.03.2020 07:08
Arts, 18.03.2020 07:08
English, 18.03.2020 07:08
Mathematics, 18.03.2020 07:09
Mathematics, 18.03.2020 07:09
Mathematics, 18.03.2020 07:10
History, 18.03.2020 07:11
English, 18.03.2020 07:11
Spanish, 18.03.2020 07:12
Computers and Technology, 18.03.2020 07:12
Mathematics, 18.03.2020 07:12