A certain auto parts manufacturer, The quality control division has determined that one of the machines produces defective parts 13% of the time. If this percentage is correct, what is the probability that, and a random sample of five parts produced by this machine, exactly 2 are defective? Round your answer to three decimal places.

Astudent is determining the influence of different types of food on the growth rate of spiders. she feeds one group of spiders two caterpillars twice a week. the other group received similarly-sized beetles twice a week. she records the amount of time required for individuals to reach sexual maturity. her hypothesis is that the spiders feeding on caterpillars will have a faster growth rate because caterpillars have a higher protein content compared to beetles. in this experiment, what is the dependent variable? spiders assigned to different feeding groups. time required to reach sexual maturity number of prey items fed twice a week. growth rates of each group.