HomeworkLib
Question

A batch of 150 drones are manufactured, out of which 8 are defective. A sample of...

A batch of 150 drones are manufactured, out of which 8 are defective. A sample of 20 drones are chosen (without replacement) and inspected. What is the expected number of defective drones in the sample?

math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

0 0
Add a comment
Know the answer?
Add Answer to:
A batch of 150 drones are manufactured, out of which 8 are defective. A sample of...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • In a batch of 20 television picture tubes, 5 are known to be defective. What is...

    In a batch of 20 television picture tubes, 5 are known to be defective. What is the probability that a random sample of 5 (without replacement) will result in each of the following? Exactly 1 defective No defectives Two or fewer defectives

  • A population contains 200 articles of which 5% are defective. a)     What is the probability that...

    A population contains 200 articles of which 5% are defective. a)     What is the probability that a sample of 20 chosen without replacement has 3 defective articles？b) If the sample is chosen with replacement? I need help with part a), and would please check my answer for part b) : 0.059 Thanks

  • Suppose that in a batch of 500 components, 20 are defective and the rest are good....

    Suppose that in a batch of 500 components, 20 are defective and the rest are good. A sample of 10 components is selected at random with replacement, and tested. Let X denote the number of defectives in the sample. a. What is the PMF of X? State the distribution, its parameters, and give the equation for its PMF with the correct parameters. b. What is the probability that the sample contains at least one defective component?

  • We have a batch of 100 pieces of which 20 are defective. 10 pieces are chosen...

    We have a batch of 100 pieces of which 20 are defective. 10 pieces are chosen at random. a) In how many ways can the 10 pieces be chosen? b) In how many ways can we choose 2 defective pieces and 8 good ones?

  • In a production facility ., a batch of three hundred products contains eight that are defective....

    In a production facility ., a batch of three hundred products contains eight that are defective. Two are selected from batch, at random, without replacement * What is the probability that the second one selected is defective given that the firstone was defective? *What is the probability that both are def ective? *What is the probability that both are acceptable?

  • A quality control engineer inspects a random sample of 30 calculators from an incoming batch of...

    A quality control engineer inspects a random sample of 30 calculators from an incoming batch of size 150 and accepts the lot if at most 4 are not in working condition; otherwise the entire lot must be inspected with the cost charged to the vendor. Suppose the lot contains 5 defective calculators. a.) What is the probability that such a lot will be accepted without further inspection? b.) Given the third calculator tested is the first calculator to be defective,...

  • 2-108. + A batch of 500 containers for frozen orange juice contains 5 that are defective....

    2-108. + A batch of 500 containers for frozen orange juice contains 5 that are defective. Two are selected, at random, with out replacement from the batch. (a) What is the probability that the second one selected is defective given that the first one was defective? (b) What is the probability that both are defective? (c) What is the probability that both are acceptable? Three containers are selected, at random, without replace- ment, from the batch. given that the first...

  • A manufacturer of automobile headlights claims that 10% of a batch of these headlights are defective....

    A manufacturer of automobile headlights claims that 10% of a batch of these headlights are defective. A quality control inspector tests a random selection of 300 headlights in the batch. The number of defective headlights in this random sample is 35, which is more than expected. Estimate the probability of getting at least 35 defective lights in a random sample of 300. Based on the result, does it appear that the manufacturer’s claim of 10% defectiveness is accurate? Was there...

  • A batch of 587 containers for frozen orange juice defective. Two are se (a) What is...

    A batch of 587 containers for frozen orange juice defective. Two are se (a) What is the probability that the second one selected is defective given that the first one was contains 5 that are defective. Two are selected, at random, without replacement from the batch. Round your answers to four decimal places (e.g. 98 (c) What is the probability that both are acceptable?

  • With one method of acceptance sampling, a sample of items is selected without replacement, and the...

    With one method of acceptance sampling, a sample of items is selected without replacement, and the entire batch is rejected if there is at least one defect. The Newport Gauge Company has just manufactured a batch of aircraft altimeters, and 3% are defective. If the batch contains 400 altimeters and 2 of them are selected without replacement for testing, what is the probability that the entire batch will be rejected?

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT