4. Consider two events A and B in a sample space. If P(A) = 0.55, P(B) = 0.2, and P(An B) = 0.08,find the following:a) P(AUB)b) P(A²)c) P(Bº)d) P(AB)e) P(B|A)f) Are A and B mutually exclusive?

A and B are two events in the same sample space. According to the addition formula the probabilities…

Answered: 4. Consider two events A and B in 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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34) A biology professor claims that, on the average, 15% of her students get a grade of A, 25% get a B, 40% get a C, 10% get a D, and 10 % get an F. The grades of a random sample of 131 students were recorded. The following table presents the results. 34) Grade 1 2 34 5 13 21 73 11 13 Observed What is the value ofy2? ) 14.902 D) 9.488 B) 11.143 A) 16.873 nd 4 columns. How many degrees of freedom are 35)
Suppose that the response time X of a subject to a stimulus is N(15, 16). If n-16, then the probability of the sample mean greater than 12 is: a. 0.9772 Ob. 0.9987 Oc. 0.0013 Od. 0.7899
16. For a recent period of 100 years, there were 530 Atlantic hurricanes a) State the distribution, the parameters (for each case) and the support of the distribution. b.) Find the probability that over a period of 2 years there are fewer than 5 hurricanes. c.) Find the probability that over a 5 year period there are 10 hurricanes. d.) Find the probability that at least 2 hurricanes happen in a year.
What is the probability that the student was female and got a B
An analysis of variance produce SStotal=100 and SSwithintreatments=40. For this analysis, what is SSbetweentreatments? a)50 b)60 c)140 d)cannot be determined without additional information
2. In Manoa Valley on the island of Oahu (Hawaii) the annual rainfall averages 43.6 inches with standard deviation 7.5 inches. A year is chosen at random, find the probability: a). the annual rainfall is more than 56 inches: b). the annual rainfall is less than 32 inches: c). the rainfall is between 35 and 50 inches:
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4. Consider two events A and B in a sample space. If P(A) = 0.55, P(B) = 0.2, and P(A^B) = 0.08, find the following: a) P(AUB) b) P(Ac) c) P(Bº) d) P(AB) e) P(BA) f) Are A and B mutually exclusive?