The probability of any standard traffic light that you would approach when travelling through town being red is 40%. Given that you hit 5 lights on the way to school, calculate the following:

Question 1 options:
The probability that you hit 0 red lights is:

The probability that you hit 3 or more red lights is:

The expected number of red lights you would hit is:

Question 2
The probability of a product being defective from a certain company is 2%. If 100 products are tested, calculate the following:

Question 2 options:
The probability that 2 products are defective is:

The probability that at most 4 are defective is:

The expected number of defective products is: