425 PlaorB)= PA fPL8)-PLAÈD) (1) A college has an undergraduate enrollment of 3500. Of these, 860 are business majors and 1800 are women. Of the business majors, 425 are women. If a college newspaper conducts a poll and selects students at random to answer a survey, find the probability that a selected student is a woman or a business major. In a shipment of 15 room air conditioners, there are 3 with defective thermostats. Two air conditioners will be selected at random and inspected. Find the probability that: a. The first is defective 3/s= 1/5=0.2 b. Both are defective Exactly one is defective. C. Records show that the probability that it rains in our town on a single day is 0.35. If rain on different days constitutes independent events, find the probability that: Rains on neither of two given days. Rains on both of two given days. a. b. C. Rains on exactly one of the two given days.

A local county has an unemployment rate of 5.8%. A random sample of 18 employable people are picked at random from the county and are asked if they are employed. Round answers to 4 decimal places. a) Find the probability that exactly 5 in the sample are unemployed. b) Find the probability that there are fewer than 4 in the sample are unemployed. c) Find the probability that there are more than 1 in the sample are unemployed. d) Find the probability that there are at most 4 in the sample are unemployed.

How would you write a.)  The probability that more than 44 crashes occur today b.) The probability that less than 42 crashes occure today c.) The probability that between 42 and 44 crashes occur today

A college surveys the 1258 alumni from 2019 and 2020. Of the 679 alumni from 2019, 127 went on to graduate school. Of the 579 alumni from 2020, 196 went on to graduate school. Find the probability that an alumnus selected at random from 2019 and 2020 is as described. a) a 2019 alumnus? b) a 2020 alumnus? c) a 2019 alumnus who did not attend graduate school?