A particular telephone number is used to receive both voice calls and fax messages. Suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (Round your answers to three decimal places.)   a) What is the probability that at most 8 of the calls involve a fax message? b) What is the probability that exactly 8 of the calls involve a fax message?

Mr. Blackwells's class is conducting an experiment to find the probability of pulling certain colors from a bag of 25 marbles. If 2 are purple, 4 are yellow, 3 are green, and the rest are black, what is the probability of drawing a purple and yellow if the marbles are not replaced after they are picked?A. 1/150 B.  8/625 C. 2/75 D. 1/75

A financial services committe had 60 members, of which 9 were women. If 7 members are selected at random, find the probability that the group of 7 would be composed as the following. a.6 men and 1 women b.5 men and 2 women c. at least one women

Suppose that we know 10 % of people do not like pizza. If you pick two people at random, what is the probability that the first one does not like pizza but the second one does like pizza? Give your answer as a decimal rounded to three decimal ploces. The probability is

Suppose that 19% of people own dogs. If you pick two people at random, what is the probability that they both own a dog?

In a recent poll of female college students, 70% stated that they plan to graduate with a STEM degree. A math teacher decides to randomly sample 15 female college students. A. Find the probability that exactly 6 out of the 15 plan to graduate with a STEM degree. B. Find the probability that between 5 and 9 (inclusive) out of the 15 plan to graduate with a STEM degree. C. Find the probability that at least 7 out of the 15 plan to graduate with a STEM degree. D. Find the expected number of female college students out of the 15 that plan to graduate with a STEM degree.

UK.5.

9-letter words, with or without meaning, are created by using the letters of "MICROWAVE". Blank #1: How many different 9-letter words can be created? Blank #2: How many different 9-letter words are formed where M, W, & V are together? Blank #3: What is the probability of selecting a word with M, W, &V together? (Express Answer as a % to 2 decimal places.) Blank # 1 Blank # 2 Blank # 3 99+ C PV Insert Prtsc Delete Backspace Num Loc 5 6 9. T U 0O G. H. K 11 Enter PgUp Alt Ctrl Home V - 图 * C0 MN IN

Suppose that 30% of people have a dog, 17% of people have a cat, and 10% of people own both. What is the probability that someone owns a dog or a cat? The probability of a person having a dog or a cat is (Type an integer or a decimal.)