Afactory robot recently examined some bulbs, of which 2 were flawed and 18 were not. if 30 more bulbs are examined, predict how many will be flawed.

Why do interests rates on loans to be lower in a weak economy than in a strong one

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?