A carton of 6 batteries contains 2 that are defective and 4 that are good.
If we select 3 batteries at random form this carton, what is the probability that the sample contains exactly 1 defectivebattery?
A factory finds,on average, 20% of the widgets produced by a given machine will be defective for certain specified requirements. If 10 widgets are selected at random from the day's production of this machine, find the probability:
a.) That exactly 2 will be defective
b.) That 2 or more will be defective
c.) That more than
A batch of 100 Barbie dolls contains four (4) defective dolls. What is the probability that a sample of three (3) dolls from this batch will contain:
a) No defective dolls.
b) All defective dolls.
c) At least one defective dolls.
d) At least one non-defective doll.
Three defective electric toothbrushes were accidentally shipped to a drugstore by Cleanbrush Products along with 17 nondefective ones.
a.) What is the probability the first two electric toothbrushes sold will be returned to the drugstore because they are defective?
b.) What is the probability the first two electric toot
A shipment of 100 tires from the TruTire Corporation is known to contain 20 defective tires. Ten tires are selected at random and each tire is replaced before the next tire is selected. The probability of getting at most 4 defective tires is ____________. The probability of getting more than 6 defective tires is _________.
A bin contains seven parts. The probability that any part in the bin is defective is 3.5E-3. If one part is selected at random from the bin, what is the probability that it is defective? Please explain equation used and steps to solve the problem.
A box contains two defective Christmas tree lights that have been inadvertently mixed with eight non-defective lights. If the lights are selected one at a time without replacement and tested until both defective lights are found, what is the probability that both defective lights will be found after exactly three trials?
Probability in a sampling of computer cases being defective, rate is usually 5%
In a sampling of 6 what is the probability of 0 being defective, and what is the probability of exactly one being defective
If 0 or 1 out 6 is defective, process is in control, if the true proportion of defective items is 0.15 what is the prob
A factory has two machines that make widgets. The main machine, named Pacific makes 75% of all the widgest daily. It is known that 1% of the widgets made by Pacific are defective. However, 2% of the widgets made by the second machine named Atlantic, are defective
a. what is the probability taht a widget produced by the factor