What is the probability that `2` of the `10` packets tested would turn out to be defective ?

There are 5% defective items in a large bulk of items.What is the probability that a sample of 10 items will include not more than one defective item?

The bulbs produced in a factory are supposed to contain 5% defective bulbs . What is the probability that a sample of 10 bulbs will contain not more than 2 defective bulbs?

A box contains 10 identical electronic components of which 4 are defective. If 3 components are selected at random from the box in succession, without replacing the units already drawn, what is the probability that two of the selected components are defective ?

A packet of 10 electronic components is known to include 2 defectives.If a sample of 4 components is selected at random from the packet,what is the probability that the sample does not contain more than 1defective?

A lot of 100 bulbs from a manufacturing process is known to contain 10 defective and 90 non-defective bulbs . If 8 bulbs are selected at random, what is the probability that . (a) there will be three defective and 5 non defective bulbs. (b) there will be atleast one defecitve bulb.

An article manufactured by a company consists of two parts X and Y. In the process of manuifacture of the part X, 9 out of 100 parts may be defective. Similarly, 5 out of 100 are likely to be defective int he manufacture of the part. Y. Calculate the probability that the assembled product will not be defective.