find the probability that the student owns a car OR works full-time.

Q: (7) Let X₁.X₂, X3 be jointly distributed with means #₁ = 2₁ μ₂ varaince-covariance matrix = 5 and #3…

A: Z1=X1+2X2−4X3Z2=X1+X2+X3

Q: A standard die is rolled. Find the probability that the number rolled is less than 6. Express your…

A: The objective of this question is to find the probability of rolling a number less than 6 on a…

Q: Assume that the probability of a boy being born is the same as the probability of a girl being born.…

A: given data  P(boy)=P(girl) = 0.5 n = 5 childrens  P( atleast one boy) = ?

Q: Roll a die 3 times. Find the probability of getting at least one 6.

A:

Q: A student taking a true-false test consisting of 10 questions guesses at the answers. Assuming that…

A: Givensample size(n)=10In true or false the probability of making  correct guess isp=12=0.5 Let "x"…

Q: When rolling a number cube 800 times what is the probability that a 2 or 5 would be rolled

A: Total Number of faces = 6 P(2) =1/6 P(5)= 1/6 Now, Probability of 2 or 5 is: P(2∪5)=P(2)+P(5)-P(2∩5)…

Q: The probability that a student is awarded a pass in Engineering statistics is 0.75. Find the…

A: Solution: Let X be the number of students pass the statistics examination and n be the sample number…

Q: You roll a fair six-sided die twice. Find the probability of rolling a 1 the first time and a number…

A: We can roll 1 in only 1 way.For a die there are 6 possible outcomes.So, the probability of rolling a…

Q: The lacrosse team has a 55% chance of winning its upcoming games. Find the probability of them…

A:

Q: basketball player makes foul shots 75 % of the time. If she takes 9 shots, what is the probability…

A:

Q: A high school baseball player has a 0.245 batting average. In one game, he gets 5 at-bats. What is…

A: The probability mass function of Binomial distribution is,  P(X= x) = nCx (p)x (1-p) n-x ; x=…

Q: ass, 75% of students are taking an English class, and 57% of students are taking both. Find the…

A:

Q: The probability that it will rain in a city is 0.1. Find the probability that it will rain on two…

A: Given that the probability that it will rain in a city is 0.1. Two consecutive days are independent…

Q: For numbers 23-25, refer to the problem. There are one thousand tickets that are sold for P50.00…

A:

Q: find the probability that the educator is a female or an associate professor

A: We have given that an educators at a college were classified according to gender and academic rank.

Q: if a player's batting average is 0.320, find the probability that the players will get exactly 24…

A: Given That, A baseball player’s batting average is 0.320 (32%). This player batted 100 times.

Q: On average, you receive four pieces of junk mail a day. Find the probability that you receive next…

A: Given that On average, we receive four pieces of junk mail a day. Than we have to find the…

Q: Find the probability that on 8 attempts, he will miss at least one

A: Given that p=75%=0.75, q=1-p=1-0.75=0.25, n=8 p be the probability of basketball player making a…

Q: Find the probability of 3 coins showing all heads when tossed simultaneously.

A:

Q: A representative from volleyball team selects people from south until he finds a person who attended…

A: Given that  p=0.20 X~Geometric(p=0.20)

Q: Refer to the table which summarizes the results of testing for a certain disease. A test subject is…

A: From given :   Positive test Negative test Total Has disease 144 17 161 Does not have disease…

Q: If the probability that you get a grade of "A" in this class is 90%, find the probability that you…

A: Given information Probability that you get a grade of "A" in this class p = 0.90

Q: An economist predicts that the probability of an increase in gross domestic product (GDP) is 0.63…

A: Given,P(an increase in GDP)=0.63P(an increase in inflation)=0.53P(An increase in GDP and…

Q: Use the chart below to answer questions 1-6 about the ACT's. The ACT is a standardized test used by…

A:

Q: If the probability that it rains tomorrow in Manhattan is 50%, find the probability that it does NOT…

A: Given information Probability that it rains tomorrow in Manhattan p = 0.50

Q: Please write your complete solution (paper). Calculate the probability of throwing a die once and…

A: The total outcomes for throwing a dice are1, 2, 3,4 5, 6. The probabilities are:…

Q: A machine has 28 identical components which function independently. The probability that a component…

A: From the provided information, Sample size (n) = 28 The probability that a component will fail is…

Q: please solve

A: Step 1:Step 2: Step 3:Step 4:

Q: what is the probability that she passes her test given that she studies?

A: Let us define some events A : She studies for test. B : She passes test. It is given that P(A and B)…

Q: At a High school, 70% of the seniors have taken an advance calculus course. Of those who have taken…

A:

Q: Roll a die 3 times. Find the probability of getting at least one 6.

A:

Q: SHOW COMPLETE SOLUTION. If 30% of the bolts produced by a machine are defective, determine the…

A: Given,n=4p=0.3q=1-0.3=0.7A random variable X~Binomial(n=4 , p=0.3)P(X=x)=4x0.3x0.74-x  ;…

Q: In a large school, it was found that 71% of students are taking a math class, 72% of student are…

A: Given : In a large school, it was found that 71% of students are taking a math class, 72% of student…

Q: Imagine that you ask a friend to choose a card from a standard deck of cards. He chooses the card,…

A: probability

Q: Please write your complete solution (paper). Calculate the probability of rolling a die twice and…

A: Answer - Rolling a dice twice   then                    Sample space (S) = {(1,1), (1,2), (1,3),…

Q: On average, you receive four pieces of junk mail a day. Find the probability that you receive next…

A:

Q: There are 6 male students and 17 female students in a class. If you choose 2 students at random,…

A: Solution: From the given information, there are 6 male students and 17 female students. Total number…