Probability Question

Q: Probability Question

A: Introduction: The experimental probability is the probability obtained from the experimental observa...

Q: Du are playing a game in which you flip 3 fair coins. It costs $5 to play the game, which must be su...

A: Given: 3 coins are flipped sample space  = { HHH,HHT,HTH,THH,TTH,THT,TTH,TTT} n(s) = 8 if all coins ...

Q: Identify the following random variables as either discrete or continuous.   The number of building ...

A: The number of building permits issued each year in Lubbock, TX - Discrete The length of time to play...

Q: Suppose you throw a fair die and flip a fair coin.  Let’s represent the outcomes of 3 on the die and...

A: 1) Let us denote H=head and T=tail So the other outcomes are 1H, 1T, 2H, 2T, 3H, 3T, 4H, 4T, 5H, 5T,...

Q: Nathan had an infection, and his doctor wanted him to take penicillin. Because Nathan’s father and p...

A:

Q: Kent's Tents has seven green knapsacks and five yellow ones in stock. Curt selects four of them at r...

A: Given that there are 7 green and 5 yellow knapsacks. So total (7+5)=12 knapsacks Curt selects 4 of t...

Q: The death rate per 100,000 for lung cancer is 7 among non-smokers and 71 among smokers. The death ra...

A: Given Information: The death rate per 100,000 for lung cancer is 7 among non-smokers and 71 among sm...

Q: Tina’s application for graduate school was ranked 76 out of 300 applications. Her twin sister’s appl...

A: Given, Tina’s application for graduate school was ranked 76 out of 300 applications. Her twin sister...

Q: 3.11 It is known that 60% of mice inoculated with a serum are protected from a certain disease. If 5...

A: Let us denote X=the number of mice that contract the disease n=sample size=5 p=probability of succes...

Q: A restaurant offers the following limited lunch menu. Turkey, Spaghetti, Meatloaf, Shrimp, Hamburger...

A: According to provide for ordering a meal, the total number of ways can a meal be ordered is given be...

Q: Use the formula for the present value of an ordinary annuity or the amortization formula to solve th...

A: Given that, PV=$9000PMT =$250i=0.01 Use the formula of ordinary annuity to find the value of n as fo...

Q: Suppose that the score of a certain standardized test is normally distributed with mean u = 68 and s...

A: Let us assume X=the score of the test Given that X follows a normal distribution with mean=68 and st...

Q: Suppose that a finite class contains 40% freshmen, 10% sophomores, 10% juniors, and the rest seniors...

A: From the given information, The total number of students = 400 Total  number of Freshmen = 160 Total...

Q: A bus comes by every 7 minutes. The times from when a person arives at the busstop until the bus arr...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: A. What percentage of respondents have at least 6 pairs of shoes.B. 62% of all respondents that have...

A: In this context, X  denotes the number of pairs of Shoes. The total number of students is 65. Given,...

Q: Probability Question

A: You have circled question #d, so I am answering that only. Please mention the question numbers which...

Q: you draw a card from a standard deck of 52 playing cards.find the probability that you do not draw a...

A: The deck is a standard deck of 52 playing cards. There are 12 face cards in a standard deck. The num...

Q: The United States Postal Service reports that 90% of first-class mail within the same city is delive...

A: It is given that the probability of first-class mail delivered in 2 days within a city is 0.90 and t...

Q: The mean and standard deviation of a binomial probability distribution with n=25 and p = 0.20 are

A: p = 0.2 n = 25

Q: An online store gives away 8 samples of peach yogurt. It gives away 4 times as many samples of honey...

A: Since you have submitted two questions, we'll answer the first question. For the second question ple...

Q: Can I get some help on problem 3 A-C

A: Given information: xA=333, nA=2455p^A=xAnA=3332455=0.1356xB=499, nB=2452p^B=xBnB=4992452=0.2035 a)  ...

Q: You roll two dice. What is the probability that the two rolls will be not equal 1/36 94% 1/6 ...

A: If you roll two dice then the sample space is,  Ω ={1,1,1,2,1,3,1,4,1,5,1,6,        2,1,2,2,2,3,2,4,...

Q: A box contains 20 screws which are identical in size, but 12 of which are zinccoated and 8 of which ...

A: a) We can pick 2 zinc coated screws from 12 zinc coated screws in 12P2=132 ways. We can pick any 2 s...

Q: Given that every ninth person in line will get a coupon for a free box of popcorn at the movies, wha...

A: Given that every ninth person in line will get a coupon for a free box of popcorn at the movies.   S...

Q: From a club of 16 people, in how many ways can a group of five members be selected to attend a confe...

A: Given Data: The number of people in the club is: n=16 The number of members required is: x=5 The num...

Q: Assume that arrivals follow a poisson probability distribution with 3 arrival rate per hour and the ...

A: It is given that the arrival rate for poisson distribution is λ=3 and service rate of exponential pr...

Q: please help me with part D E F G thank you.

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation of ...

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean ...

Q: 3.23 A company is interested in evaluating its current inspection procedure for shipments of 50 iden...

A: Given that there are 20% defectives.  This means among the 50 identical items= 20% of 50=10 are defe...