Mathematics, 18.12.2020 14:00 promathninja20

A cell phone manufacturer samples cell phones from the assembly to test. She noticed that the number of faulty cell phones in a production run is usually small and that the quality of one day’s run seems to have no bearing on the next day. a) What model might you use to model the number of faulty cell phones produced in one day?

(write a name of this probability model)

An analysts estimates the mean number of defective cell phones to be 2 per day.

b) What is the probability of having a day with no faulty cell phone in a production run?
(write to 3 decimal places)

c) What is the probability of having a day with more then 3 faulty cell phones in a production run?

probability:

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 16:30

What could explain what happened when the time was equal to 120 minutes

Answers: 2

Answer

Mathematics, 21.06.2019 19:20

Math each whole number with a rational,exponential expression

Answers: 1

Answer

Mathematics, 21.06.2019 19:30

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Answers: 1

Answer

Mathematics, 21.06.2019 19:30

Cor d? ? me ? max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Answers: 1

Answer

You know the right answer?

A cell phone manufacturer samples cell phones from the assembly to test. She noticed that the number...

Questions