Use a standard normal table such as this one or technology to determine the proportion of observations in a standard normal distribution that fall between = −0.67 and = 0.33. Give your answer in decimal form, precise to at least three decimal places. (−0.67<<0.33)=

A. the probability that a product is defective is 0.1. what is the probability that there will be 1 or less defective products out of the next 8 produced products b.the expected number of imperfections in the coating nylon for parachutes is 6 per 100 yards. what is the probability of finding 12 or fewer imperfections in 260 yards c.in a lot of 54 products there are 9 defective products. calculate the probability that not more than 1 is defective from a random sample of 17 products.