An automated assembly line produces 43,500 parts per duty cycle. The probability that a randomly selected part will be defective is 0.0023. The average number of defective parts per duty cycle is about:

According to a Gallup Poll, the probablity that a Republican approves of the death penalty is 64%. Answer the following a round each answer to three decimal places. a. If 13 republicans are selected, find the probability that exactly 9 approve of the death penalty. b. If 13 republicans are selected, find the probability that at least 7 approve of the death penalty. c. If 490 Republicans are randomly selected, find the mean number that approve of the death penalty d. Find the standard deviation of the binomial distribution created in part C.

13) Approximately 59.4% of adults have added bleach to their laundry. Assume six adults are randomly selected. Find the probability that at most one adult have added bleach to their laundry. Round the answer to four decimals digits.

A circular dartboard has diameter 40 cm. Its bull's eye has diameter 8 cm.a. If an amateur throws a dart and it hits the board, what is the probabilitythat the dart hits the bull's eye?b. After many throws. 75 darts have hit the target. Estimate the numberhitting the bull's eye

According to a 2009 Reader's Digest article, people throw away approximately 17% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 114 grocery shoppers to investigate their behavior. What is the probability that the sample proportion is between 0.09 and 0.15? Answer = (Enter your answer as a number accurate to 4 decimal places.)

The mean percent of childhood asthma prevalence in 43 cities is 2.38%. A random sample of 30 of these cities is selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.8%? Interpret this probability. Assume that o = 1.25%. The probability is (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. About % of samples of 43 cities will have a mean childhood asthma prevalence greater than 2.8%. O B. About % of samples of 30 cities will have a mean childhood asthma prevalence greater than 2.38%. O C. About % of samples of 30 cities will have a mean childhood asthma prevalence greater than 2.8%. Click to select your answer(s). P Type here to search 99+ a (? 1:42 PM 4/11/2021 ho insen 144 ese & t backspace %23 3. %24 4 6. 8 2. Y W tab H. J. K pase 5 R

Suppose that the five original Skittles colors are produced in equal quantities. Let p = the proportion of Skittles that are yellow. Then p = 0.2. An Elementary Statistics class will take a random sample of 500 Skittles. Find the probability that the obtained p will be greater than 0.25.