Probability

READ THESE INSTRUCTIONS FIRST Answer all the questions. destine non-exact numerical answers correct to 3 significant figures, or 1 ten-fold place in the case of angles in degrees, unless a distinct level of accuracy is specified in the question. You are envision to use a brilliant calculator. Unsupported answers from a computer graphic calculator are allowed unless a question specifically states otherwise. Where single-handed answers from a graphic calculator are not allowed in a question, you are required to present the mathematical locomote utilize mathematical notations and not calculator commands. You are reminded of the motivating for slang presentation in your answers. The number of marks is pre supplyptuousness in brackets [ ] at the end of each question or deduct question. At the end of the examination, fasten all your compute firm together. 1. Data about the status of employment for one hundred fifty residents a small rural town is shown i n the adjacent table: Male Female Unemployed 14 21 Employed 48 43 Self-employed 9 15 A soul from this town is chosen at random. M is the impression that the person is a male. U is the event that the person is unemployed. E is the event that the person is employed. S is the event that the person is self-employed. point out the following probabilities in exact unionize: (a) P(M), (b) P(M ? U ), (c) P(M ? E ), (d) P(M | S ).

1 [1] [1] [1] [2] 2. A cut suspected of being dyed is propel a wide-ranging number of times. It is found 1 that the probabilities of obt aining a 2, 3, 4 or 5 are each equal to . T! he 8 1 opportunity of obtaining a 1 is found to be . 16 (i) Show that the probability of obtaining a 6 if the dyed cut is thrown once is 7 . [1] 16 (ii) If this biased die and a fair dice are thrown once, identify the probability that (a) the pairing on the two dice is 3, [2] (b) the sum on the two dice exceeds 10, [2] (c) at least glare odd number appearing on the two dice. [3] 3. A basket contains 25...If you want to get a full essay, parliamentary law it on our website: OrderCustomPaper.com

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