In the binomial distribution the important point is that the two a. Events and expected b. Events are complementary C. All Above d. outcomes are complementary
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Complementary events are event which cannot occur together.
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- 6. Help pleaseQ4. The data in the table below shows a distribution for the marital status of adults living in a particular city which classified according to gender "Male" and "Female". If an adult is selected at random, determine the probability that: 1- the adult selected is a female. 2- current status of the adult selected is not married. 3- the adult selected is a male, given that the adult selected is divorced. EI TT TI Single Married Widowed Divorced Total Male 100 250 25 40 415 Female 70 230 42 55 397 Total 170 480 67 95 812Construct a probability distribution curve for the experiment and random variable. a. EXPERIMENT: Randomply picking 3 children in an orphanage with equal number of boys and girls to join a family. (B = boy ; G = girl) b. RV: Y which represents the number of girl to be picked.
- Which of the following is/are TRUE about binomial probability distribution? I The experience consists of n repeated trials. II. There are many possible outcomes. III. The repeated trials are dependent. IV. The probability of success is constant. a. II Only b. IV only c. II and III d. I and IVDiscrete Probability Distributions Worksheet 1. You flip four coins. Let X, the random variable, be the number of heads on all four coins. a. List the sample space for the experiment. b. What are the possible values for x? c. Is the random variable, x, continuous or discrete? d. Construct a probability distribution for this experiment. (X) e. Construct a histogram for the probability distribution in the space below. 2. Determine if the following are probability distributions (if no, state why). а. X 6. P(X) 4/9 12 15 3. 6. 1 2 3 4 5 P(X) 3/10 1/10 1/10 2/10 3/10 20 30 40 50 1.1 0.2 0.9 0.3 (X)Q3. A 10-year record of tornadoes per year to land in a particular region is 2, 2, 1, 3, 2, 1, 0, 2, 3, and 1. Using Poisson's distribution, what is the probability of not having tornados in any 1 year? What are the average of the number of tornadoes in 1 year?