Mathematics, 14.11.2020 05:40 Brainly264
The life-time in hours of a certain electrical equipment has the normal distribution with mean=80 and standard deviation=16.
I. What is the probability that the equipment that the equipment lasts at least 100 hours?
II. If the equipment has already lasted 88 hours, what is the conditional probability that it will last at least another 12 hours?
Answers: 1
Mathematics, 21.06.2019 13:30
In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 β 20w b = 320 β 30w
Answers: 1
Mathematics, 21.06.2019 18:30
In right βabc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.
Answers: 2
Mathematics, 21.06.2019 21:10
Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. β 6 β
β 2 2. ? 3. mβ 6 = mβ 2 3. def. of congruent 4. β 6 is supp. to β 8 4. def. of linear pair 5. β 2 is supp. to β 8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem
Answers: 3
The life-time in hours of a certain electrical equipment has the normal distribution with mean=80 an...
Business, 11.10.2019 13:00
Social Studies, 11.10.2019 13:00
History, 11.10.2019 13:00
Geography, 11.10.2019 13:00
English, 11.10.2019 13:00
Mathematics, 11.10.2019 13:00
Mathematics, 11.10.2019 13:00
Mathematics, 11.10.2019 13:00
Mathematics, 11.10.2019 13:00
Social Studies, 11.10.2019 13:00
History, 11.10.2019 13:00
Mathematics, 11.10.2019 13:00