Find (A u B) o B'.

Q: A can solve 80% of the problems given in Statistics book, B can solve 60%. What is the probability t...

A: Solution is given. Hope the answer is helpful for you.

Q: Example 2. Find the derivative of the following with respect to x. x +1 (iv) (i) x12 + 7, (ii) (x* +...

A: Solution is given:

Q: The device consists of 3 elements. The probability of failure free operation of each of them are res...

A:

Q: a) What is the probability that the individual successfully rolled a 7 in less than 7 rolls? b) If t...

A: Here given 2 dice are rolled  So Total number of outcomes = 6×6 = 36  

Q: In the midst of labor–management negotiations, the president of a company argues that the company’s ...

A: Given information: Use the given data to determine the mean, count, sum and standard deviation using...

Q: An urn contains 7 white and 3 red balls. Two balls are drawn together at random from the urn. Find t...

A:

Q: "SmartB" owns a phone battery assembly line which provide phone battery to a mobile company. It is k...

A: Given that , 4% of the batteries produced by "SmartB" are defective.  i.e. p=4% = 0.04 And random sa...

Q: ESA Dealers, Inc. is contemplating on how many units of cars to order to meet the customer demands f...

A: question:

Q: TABLE A shows the number of success data obtained from a standard and new procedure of bio engineeri...

A: Given data : x1= 73 n1= 120 x2= 101 n2= 120 significance level, 0.05

Q: A laptop company claims up to 11.5 hours of wireless web usage for its newestlaptop battery life. Ho...

A:

Q: Based on historical daily stock prices for the first year after an IPO, the typical rate of return a...

A: Note: Hi! Thank you for the question. As you have posted multiple sub-parts, according to our policy...

Q: Two aeroplanes bomb a target in succession. The probability of each correctly scoring a hit is 0.3 a...

A: Since you have posted multiple different questions, as per our guidelines we have provided answer fo...

Q: Ten coins are tossed simultaneously. Find the probability of getting (i) atleast seven heads; (ii) e...

A: Solution is given:

Q: Suppose 10 women are given mammograms. What is the probability that at least 1 woman will have a fal...

A: Let p be the probability of false positive test. Then p = 631/9762. Let X denote the number of false...

Q: 23. How many even three digit numbers greater than 400 can be formed from 1, 2, 3, 4, 5, 6, 7, 8, an...

A: There are total 52 cards in a deck.  There are 13 hearts and 4 queens in the deck.  The probability ...

Q: 1. 6 car racers join a competition. In how many possible ways can they be     arranged as first, se...

A: Here AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION ONLY  Here use basic of combination and per...

Q: 23. How many even three digit numbers greater than 400 can be formed from 1, 2, 3, 4, 5, 6, 7, 8, an...

A: Given that, 23. How many even three digit numbers greater than 400 can be formed from 1, 2, 3, 4, 5,...

Q: A survey found that the average monthly rental fee of an ordinary dorm in NCR is Php 5,100 and in Re...

A: Testing of hypothesis is a rule which leads to a decision to accept or to reject the hypothesis unde...

Q: A box contains 5 red and 4 green marbles. If 6 marbles are drawn without replacement, what is the ex...

A: We have given that Number of success (k) = 5 Population size (N) = 5+4 = 9 Sample size (n)  = 6  

Q: A. Given a standard normal distribution, draw, find the area and write the probability notation. 1. ...

A: Given that,  Mean, u= 8 And standard deviation= 2 It is known that, z-score= (x-u)/standard deviatio...

Q: If X~Exp(100), then the value of Pr(X > 15) is: а. 3 е 20 b. 1 С. -e 20

A: Exponential Distribution  The Continuous exponential random variable X has a density f(x) = λe-λx, x...

Q: There are 12 roads connecting 2 cities. In how many ways can Caloy drive from 1 city to another and ...

A: here use concept of total arrangement and combination

Q: In reference to the general nature of research, how could this research topic entitled “Conditioning...

A: Research topic : "Conditioning as a Function of the interval between the Conditioned and original st...

Q: An urn contains 7 white and 3 red balls. Two balls are drawn together at random from the urn. Find t...

A: Given,no.of white balls=7no.of red balls=3Total no.of balls=10

Q: 5. Determine the probabilities of the following outcomes and events: (a) Tossing two coins and getti...

A: As per company guidelines I solved exactly First questions.thank you 

Q: With usual notations, find p for a Binomial variate X, if n=6 and 9P(X=4)%3DP(X%3D2) *

A: Given,n=69P(X=4)=P(X=2)A random variable X~Binomial (n=6 , p)P(X=x)=6xpx1-p6-x  ;   x=0,1,2,....6

Q: 2-154. A credit card contains 16 digits. It also contains the month and year of expiration. Suppose ...

A:

Q: Which distribution can we use in this case?  b.    What is the probability that we observe at least ...

A: Suppose that births in a hospital occur randomly at an average rate of 1.9 births per hour. Assume t...

Q: The probability that an individual randomly selected from a particular population has a certain dise...

A: Solution:

Q: Mr. James is the moderator of a school organization consisting of 12 people. Of those 12 people, 5 a...

A: Given information:- Mr. James is the moderator of a school organisation consisting of 12 people. Of ...

Q: 7. How many ways are there that in a class of 60 students, 2 students will not have the same birth d...

A: Here Given 60 Students  Now Assume that there is 365 Days in one year

Q: Find the probability that the chosen ball is blue or red.

A: It is a problem of basic probability. A ball is drawn randomly from a basket containing red, blue an...

Q: There are two series of index numbers, P for price index and S for stock of a commodity. The mean an...

A: Solution is given. Hope the answer is helpful.

Q: Given X̄ = 62 ans s=8. Find the z=score value that corresponds to each of the following scores up to...

A:

Q: The probabilities that amy and tess will arrive at party on time are 2/3 and 3/4 respectively. Find ...

A:

Q: Prove that a random q-ary code with rate R > 0 with high probability has relative distance 8 2 H,' (...

A: Given:: Prove that a random q-ary code with rate R>0 with high probability has relative distance ...

Q: 2) Stephen says that he is not bald. His hairline is just receding. Is he committing an error? If so...

A: Given that  Maria insists that she is 30 years old when, in fact, she is 32 years old. What error is...

Q: For the sample: 45 84 73 58 54 73 52 60 51 80. Determine the standard deviation and round answer to ...

A: The formula of the standard deviation is,

Q: Given the existence of the first three moments of the cycle duration Y of an ordinary renewal proces...

A:

Q: A batsman for a particular cricket team has a 0.7 chance of having a good game and a 0.3 chance of h...

A: Given that p ( good ) =0.7 , p (bad ) =0.3 p(hit/good ) =0.8,p(hit/bad ) = 0.2 p(strong game/hit six...

Q: 14. Let X be a discrete random variable with the following PMF 1 for k = -2 4 1 for k = -1 Px (k) 1 ...

A: Farmula used  Range=Maximum-Minimum   

Q: a. According to a reputable health organization, a woman has low HDL (higher risk) if her HDL readin...

A:

Q: Write the product in the form nPn: a) (11)(10)(9) =

A:

Q: When a single die is rolled, find the probability of getting a 7.

A: It is a problem of basic probability in which we have to find out the probability of getting a 7.

Q: The polulation of a certain town, as obtained from the census data, is shown in the following table....

A: Population given according to years. First we have to calculate difference table. Than we can calcul...

Q: 20% of items produced from a factory are defective. Find the pro that in a sample of 5 chosen at ran...

A: Given data,p=20%=0.20n=5P(1<X<4)=?

Q: P Please find in the below table the proportion of Quebecers who made a donation to specific charit...

A:

Q: The spinner is divided into equal sections. The arrow is spun one time. 3 3 9 9 9 What is the probab...

A:

Q: answe

A: Variance is basically the measure of spread/dispersion in a data set.

Q: a) The probability that a caravan arriving at the gallery has Istanbul license plates; b) The probab...

A: Here  Take P(L)=PROBABILITY OF VEHICLE ARRIVING AT GALLERY WITH ISTANBUL LICENCE  PLATE=0.12 P(C)=PR...