The sample space of a random experiment is {a,b.c,d,e,f}, and each outcomes is equally likely. A random variables is define as follows, determine the probability mas function of X for c,e,f are:- outcome a
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- Assume that a coin is tossed twice. The coin may not be fair. The sample space consists of the outcomes {HH, HT, TH, TT}.The following table shows the number of male and female students enrolled in nursing at the university of Oklahoma Health Science Center during a recent semester. A student is selected at random.Nursing Major Non-Nursing Major TotalMale 151 1104 1255Female 1016 1693 2709Total 1167 2797 3964 Find the probability that the person is a male or a nursing majorFind the probability that the person is a female and a nursing majorThe table below shows the results of a survey that asked 1079 adults from a certain country if they favored or opposed a tax to fund education. A person is selected at random. Complete parts (a) through (c). =TTTE Support Oppose Unsure Total Males 171 332 8 511 Females 245 298 25 568 Total 416 630 33 1079 (a) Find the probability that the person opposed the tax or is female. P(opposed the tax or is female) =| (Round to the nearest thousandth as needed.) (b) Find the probability that the person supports the tax or is male. P(supports the tax or is male) =| (Round to the nearest thousandth as needed.) (c) Find the probability that the person is not unsure or is female. P(is not unsure or is female) = (Round to the nearest thousandth as needed.)
- Three students scheduled interviews for summer employment at the Tiket.com. In each case the interview results in either an offer for a position or no offer. Experimental outcomes are defined in terms of the results of the three interviews.a. List the experimental outcomes.b. Define a random variable that represents the number of offers made. Is the random variable continuous?c. Show the value of the random variable for each of the experimental outcomesK Each of two parents has the genotype red/brown, which consists of the pair of alleles that determine hair color, and each parent contributes one of those alleles to a child. Assume that if the child has at least one red allele, that color will dominate and the child's hair color will be red. a. List the different possible outcomes. Assume that these outcomes are equally likely. b. What is the probability that a child of these parents will have the brown/brown genotype? c. What is the probability that the child will have red hair color? is $ 4 View an example Get more help. a. List the possible outcomes. OA. red/red, red/brown, and brown/brown OB. red/red, red/brown, brown/red, and brown/Brown C. red/brown and brown/red OD. red/ red and brown/brown % 5 A 6 y g h b & 87 ← O * 00 8 O m Clear all ( 9 4 Check answer ) 0 orrect: 0 (?) Help G backspaceAssume that a coin is tossed twice. The coin may not be fair. The sample space consists of the outcomes (HH, HT, TH, TT}. Outcome HH HT TH TT Probability 0.38 1.04 0.09 0.27 Is the given a probability model? No No Yes
- Suppose that a screening test diagnoses 90% of sick people positive and 90% of healthy people negative. Assume that 15% of those screened are sick. If a screened person is chosen at random, then the probability of having a negative diagnosis is: O a. 0.981 O b. 0.109 Oc. 0.0192 O d. 0.78 O e. 0.22Identify the given random variable as being discrete or continuous. The height of a randomly selected student ODiscrete O ContinuousThe table below shows the results of a survey that asked 2853 people whether they are involved in any type of charity work. A person is selected at random from the sample. Complete parts (a) through (d). Occasionally Frequently 223 Not at all Total Male 453 793 1469 Female 205 430 749 1384 Total 428 883 1542 2853 (a) Find the probability that the person is frequently or occasionally involved in charity work. P(being frequently involved or being occasionally involved) = 0.460 (Round to the nearest thousandth as needed.) (b) Find the probability that the person is female or not involved in charity work at all. P(being female or not being involved) = (Round to the nearest thousandth as needed.)
- A car dealer is trying to sell five used cars. She attempts to sell a car to each customer that walks in. Suppose that only 7% of all the potential customers are willing and able to purchase a car, and assume that each customer acts independently of one another. Let X denote the number of customers that walk in before all five cars are sold. What is the distribution of X? What is the probability that the last car is sold to the 100th customer?The table below shows the results of a survey that asked 2866 people whether they are involved in any type of charity work. A person is selected at random from the sample. Complete parts (a) through (d). Frequently Male Occasionally Not at all Total 222 455 798 1475 Female 202 440 749 1391 Total 424 895 1547 2866 (a) Find the probability that the person is frequently or occasionally involved in charity work. P(being frequently involved or being occasionally involved) =| (Round to the nearest thousandth as needed.) Enter your answer in the answer box and then click Check Answer. 3 parts remaining Clear All Check Answer P Type here to search a 12:56 PM 99+ 20 4/4/2021 ort se సలంు 144 insert 14 IDI & $ 4 @ # 8. 9. %3D + backspace Yome R. Y U tab A F G caps lock Daave D.
