Let X denote the number of items in the sample that are defective.
Then
Required probability =
Hence 4th option.
Find the indicated probability A sample of 4 different calculators is randomly selected from a group...
A sample of 4 different calculators is randomly selected from a group containing 18 that are defective and 35 that have no defects. What is the probability that at least one of the calculators is defective?
A sample of 4 different calculators is randomly selected from a group containing 18 that are defectiveand 40 that have no defects. what is the probability that at least one of the calculatorsis defective?
A sample of 5 different calculators is randomly selected from a group containing 10 that are defective and 8 that have no defects. Assume that the sample is taken with replacement. What is the probability that at least one of the calculators is defective? Express your answer as a percentage rounded to the nearest hundredth.
QUESTION 5.00000 points Save Answer Provide an appropriate response. A sample of 4 different calculators is randomly selected from a box of 69 calculators. Within the box of calculators 40 are defective and 29 have no defects. What is the probability that all four of the calculators selected are defective? Round to four decimal places QUESTION 5.00000 points Save Answer Provide an appropriate response. At a raffle, 10,000 tickets are sold at $5 each for three prizes valued at $4,800,...
if two different people are randomly selected from the 954 subjects find the probability that they are both woman. round four decimal places
You are dealt two cards successively (without replacement) from a shuffles deck of 52 playing cards. Find the probability that the first card is king and the second card is queen. 7. An IRS auditor randomly selects 3 tax returns from 58 tax returns of which 8 contain errors. What is the probability that she selects none of those containing errors? 8. 9. A sample of 4 different calculators is randomly selected from a group containing 47 that are defective...
Find the indicated probability, Find the probability that 3 randomly selected people all ave the same bithday, Ignore leap years, Round to eight decimal places 000000751 03333 0.0082 0.00000002
Find the indicated probability. The table below describes the smoking habits of a group of asthma sufferers Light Heavy Nonmaker smoker smoker Total Men 357 40 374 Women 2 44 38 444 Total 75 878 If two different people are randomly selected from the 878 subjects, find the probability that they are both heavy smokers. Round to six decimal places O 0.007208 O 0.9928 0.0001778 O 0.001776 719
please help with work and answer!
ct Question 1 0/3 pts A study conducted at a certain college shows that 57% of the school's graduates find a job in their chosen field within a year after graduation. Find the probability that among 9 randomly selected graduates, at least one finds a job in his or her chosen field within a year of graduating. Round your answer to nearest ten-thousandth. 0.9994 rrect Question 2 0/3 pts A sample of 4 different...
Find the indicated binomial probability. A company manufactures calculators in batches of 64 and there is a 4% rate of defects. Find the probability of getting exactly 5 defects in a batch 0.7808 0.0018 2141 0.0702 None of these Question 4 10 pts Find the area under the standard normal curve. P(-2.13<Z<1.16) Round to four decimals. 0.7256 0.8604 0.6713 .9712 None of these