4.55 Records of student patients at a dentist's office concerning fear of visiting the dentist suggest the following proportions.SchoolElementary Middle HighFear.12.08.05Do not fear.28.25.22For a student selected at random, consider the eventsA = [Fear]M = [Middle school]a. Find the probabilitiesP(A)Р(М)P(AM)P(AU M)b. Are A and M independent?

A=FearM=middle school Elementary middle high totals fear 0.12 0.08 0.05 0.25 do not fear…

Answered: 4.55 Records of student patients at a…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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which of the following are true about probabilities?
14.4.1
5.3.9 Suppose that events E and F are independent, P(E)= 0.4, and P(F) = 0.7. What is the P(E and F)? The probability P(E and F) is (Type an integer or a decimal.) Enter your answer in the answer box and then click Check Answer,
4.65 Find the probabilities. Suppose that the probability that A occurs is 0.6 and the probability that A and B occur is 0.5. (a) Find the probability that B occurs given that A occurs. (b) Illustrate your calculations in part (a) using a Venn diagram.
Of the 30 college students who visited the campus health center yesterday, 9 received prescriptions while the remaining 21 did not. The following table further categorizes these 30 students by gender: Male Female Prescription P 6 3 No Prescription N 12 9 1- Using these data, estimate P(N) and P(F). 2- Estimate P(N and F). 3- Based on (1), what would the answer to (2) have been if the events N and F were independent? Are N and F independent? Explain
7. The table below gives the probabilities of a few dependent events. The probability of an arrow hitting the target is 0.87. The probability of an arrow hitting the target and landing in the inner circle is 0.82. The probability of rain during the football game is 0.68. The probability of Rodrick's college team winning the football game when it rains is 0.45. The probability of Maria serving to the forehand in the first serve of a tennis match is 0.66. The probability of serving to a backhand in her second serve and to the forehand in her first serve is 0.48. The probability that while bowling Ralph gets a strike in the first game is 0.32. The probability that he gets a spare in the second game and a strike in the first game is 0.30. Which of the following statements has the greatest probability? A. the probability of getting a spare in the second game given that Ralph got a strike in his first game O B. the probability of serving to a backhand in the second serve given that Maria…
The accompanying tree diagram represents an experiment consisting of two trials. Use the diagram to find the probabilities below. (a) P(A)(b) P(E | A)(c) P(A E)(d) P(E)
Q. 22 If A and B are independent events, how about the independence of their complements A and B?
Number 4
May has applied to both Georgia Southern and the UNG. She thinks the probability that Georgia Southern will admit her is 0.5, the probability that UNG will admit her is 0.7, and the probability that both will admit her is 0.4. (A Venn Diagram would be benefitial) What is the probability that neither university admits May? .10.20.30.40
If ? and ? are two mutually exclusive events with ?(?)=0.2 and ?(?)=0.7, find the following probabilities: by the way, what's the c and d mean like Both A and B have A horizontal line over their heads
19

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