There are 210 grade 12 students enrolled for se quidance department to determine the number 8 students are taking Data Management 01 students are taking Advance Functions 4 students are taking Calculus and Vectors 3 students are taking Data Management and Ca 50 students are taking Advance Functions and C 7 students are taking Advance Functions and D

Q: It is useful for Fire Departments to have a model for X =number of direct injuries occurring in a…

A: From the provided information, X 0 1 2 3 4 5 6 7 8 9 P (x) 0.08 0.09 0.09 0.14 0.18 0.16 0.09…

Q: This question has several parts that must be completed sequentially. If you skip a part of the…

A: The regression line is  y= 1820+1.2*X  where X is independent variable and Y is dependent variable.…

Q: what is the probability of getting a black card and a club without replacement (in a normal deck of…

A: From the provided information, In a normal deck there are 52 cards. 26 are black (13 spade and 13…

Q: In a certain municipality, 70% of all residents are at risk of heart disease. If researchers…

A: When  X~Bin(n,p) P(X=x)=nCx×px(1-p)n-x ; x=0,1,2,..,n  Farmula used r!=r(r-1)(r-2)×..×3×2×1…

Q: What is the probability of getting number greater than 7 when 2 cards are drawn? With replacement…

A:

Q: find the probability distribution for the number of phones with technical issues.

A: Here given , I am an iphone supplier here in the Philippines. I am able to ship 20 iphones to  small…

Q: A random variable X has probability density function f(x;0) = { 0e-thx Oe It is desired to test the…

A:

Q: In a recent poll, a random sample of adults in some country (18 years and older) was asked, "When…

A: From the provided information, Purchase likelihood 18-34 35-44 45-54 55+ Total More likely 209…

Q: Discrete random variable X has probability mass function pxas follows. 01 2 3 4 px (x) 0.1 0.2 0.2…

A: Given probability mass function px of X is x 0 1 2 3 4 PX(x) 0.1 0.2 0.2 0.3 0.2

Q: Find the means of X and Y variables and the coefficient of correlation between them from the ff two…

A: Find the means of X and Y variables and the coefficient of correlation between them from the ff two…

Q: Ravi is at the grand opening celebration of a supermarket. He spins a wheel with 10 equal-sized…

A: Given number pf gray=4, number of not gray=6

Q: How many ways are there to arrange 10 people in a line? Suppose it took 1 minute to arrange these…

A:

Q: Suppose that 15 athletes are competing in a final at the Olympics. In how many ways can the medals…

A: Given: 15 athletes are competing in a final at the Olympics. The objective is to find the number of…

Q: Consider three basketball players: Anna, Beth, and Carolyn. The probability that Anna will make a…

A:

Q: Design an experiment, involving just a single coin (no dice or anything else!), which has exactly…

A: Consider an experiment, involving just a single coin, which has exactly six possible outcomes.

Q: You randomly select one card from a 52-card deck. Find the probability of selecting a red five or a…

A: draw cards from 52 card deck. red 5 or red 6 = ?

Q: 1) Consider the following extensive form game of coordination. Firms 1 and 2 must choose between…

A:

Q: Suppose that E and F are two events and that N(E and F)=380 and N(E)=850. What is P(FIE)? P(FIE)…

A: We have given that N(E and F) = 380 N(E) = 850 We have to find P(F/E) = ?

Q: Show P(ABC)=P(A| B^C)P(B| C)P(C).

A: here we have to show LHS = RHS we will use conditiong definition

Q: Prove: If ACB, then a. P(B| A)=1 (Assume that any conditioning event has positive probability.)

A: here we have given some information and we have to find conditioning probability and it must be…

Q: Let x have an exponential distribution with λ = 1. Find the probability. (Round your answer to four…

A: It is given that X have an Exponential distribution with λ = 1.

Q: Find the probability of each of the following, showing your choose d) Getting more than five tails…

A: Farmula used nCr=n!/[r!(n-r)!] r!=r×(r-1)...×3×2×1

Q: x is a binomial random variable from a binomial experiment with n = 18 and p = 0.7. a. Compute P(x =…

A: The value of n is 18 and the value of p is 0.7.

Q: For the density function 2 f(x) = { ², −1 < x < 2}. Evaluate P(0≤x < 2). 3

A:

Q: In the probability distribution to the right, the random variable X represents the number of hits a…

A: Random variable X: the number of hits a baseball player obtained in a game over the course of a…

Q: Let

A: The numbers on a die are 1,2,3,4,5 and 6. Two dice are rolled so possible outcomes that have sum…

Q: Suppose Ari loses 31% of all chess games. (a) What is the probability that Ari loses two chess games…

A: Given,P(Air lose the game)=0.31P(Air win the game)=1-0.31=0.69

Q: A state grand lottery is conducted in which six winning numbers are selected from a total of 55…

A: Given that  Total wining number = W = 6 Total lottery number = S =  55 p = W/S = 6/55   n = 6  X ~…

Q: Suppose 6 coins are tossed. Find the probability of tossing no heads. (Round to four decimal…

A: suppose 6 coins are tossed. a coin have two faces H(head) and T(tail).

Q: Empirical Results With Replacement 1. L 2. L 4. GR 7. o 10. R 13. GR 16. O 19. L 22. GR 5. B 8. GR…

A: Solution: The data for the with replacement and without replacement is given.

Q: (1) An airline finds that each passenger who reserves a seat fails to turn up with probability For…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: Answer each of the following questions. Show your work. (a) Two tennis players, A and B, are playing…

A: Probability:  The probabilistic situation for each strategy (course of action) may lead to a number…

Q: Obtain regression equation of Y on X and estimate Y when X=55 from the ff.

A: we have to find out the mean of X and Y

Q: A study on the sales (Y=no. of units sold) and the price (X, in pesos) showed the following result:…

A: The following information has been provided: Let X=PRICE is an independent variable Y=NO. OF UNITS…

Q: 2. There are 12 students in a party. Five of them are girls. In how many ways can these 12 students…

A:

Q: In the following probability distribution, the random variable x represents the number of activities…

A: Answer: - Given probability distribution                                X 0 1 2 3 4 P(X) 0.346…

Q: You have a collection of 7 Scrabble tiles labelled A, B, C, D, E, F, and G. How many ways can you…

A: 7 scrabbles : {A, B, C, D, E, F, G} select 3 at random  P(one vowel and 2 consonants ) = ? vowel :…

Q: In a certain municipality, 70% of all residents are at risk of heart disease.  If researchers…

A: Givenp=0.70sample size(n)=16Let "x" be the no.of residents who are at risk of heart…

Q: The table summarizes results from 976 pedestrian deaths that were caused by automobile accidents.…

A: DRIVER INTOXICATED PEDESTRAIN  YES INTOXINCATED NO  TOTAL  YES 48 83 131 NO 284 561 845…

Q: An article reported data from a study in which both a baseline gasoline mixture and a reformulated…

A: Given data: Engine Age Baseline Reformulated 1 0 1.73 1.87 2 0 4.36 5.93 3 2 4.06 5.52 4…

Q: Many students at popular school in Timbuktu have been complaining that there seems to be some level…

A: Given information: Essay Quarrie Taylor Wilson Forbes 1 62 63 65 68 2 58 60 61 64 3 63 68…

Q: An industry representative claims that 34 percent of all satellite dish owners subscribe to at least…

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

Q: You have 8 marbles in a bag. There are 2 red marbles, 3 blue marbles and 3 yellow marbles. • What is…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: (a) Determine the value z such that Pr(Z > z) = 0.05. (b) Calculate the z-value corresponding to X =…

A: It is given that  Mean, μ = 65 Standard deviation, σ = 20     Note: According to Bartleby expert…

Q: In response to concerns about nutritional contents of fast foods, McDonald's has announced that it…

A: Given that 97 out of 100 people cannot detect a difference in taste between the new and old oils.…

Q: The probability density of a random variable X is given in the figure below. 0 1 X From this…

A: From the provided information, The figure follows uniform distribution. U (0, 2) Here a = 0 and b =…

Q: There are many products that on their label, establish a content of the packaging. Select a brand of…

A: Given information: Select a Tide brand of cleaning detergent with label weight of 1kg or 1000 grams.…

Q: Exercise 4. (a) Two people play a dice game. Each throws a regular 6 sided die. The perso with the…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: need help in this question of Probability In a certain municipality, 70% of all residents are at…

A: Given that  n = 16 , p = 70% = 0.7

Q: At a ski resort, each day's weather in the month of December can be treated as independent from each…

A: Utilities binomial pmf to calculate the probability.