^ - [ 3 ] and B = [² = 4 5 If A 4 5 7 6 find 3A-2B+ I where I is a unit matrix.

Q: 8. A teacher wants to write an ordered 6-question test from a pool of 15 questions. How many…

A:

Q: Performance Task. Answer the following problems. Show your solutions. 1. Of 240 students, 176 are on…

A: It is given that  Total number of students = 240 Number of students are on honour roll = 176 Number…

Q: You toss a coin 3 times. What is the probability that you get 2 heads? Write your answer as a…

A: Let  H=headT=tailif we toss a coin 3 times than the possible outcomes areHHH, HHT, HTH, THH,HTT,…

Q: 1. Entropy of functions of a random variable. Let X be a discrete random variable. Show that the…

A:

Q: A quiz have 5 items with 4 choices each item. What is the probability of getting 3 correct answers…

A: Introduction: There are 5 items or questions, each having 4 choices.

Q: 10. How many squares make up the 5th figure? The 10th? The nth? n=1 n=2 DO n = 3 n = 4

A: Here's we can see that, first figure has 8 squares. Second has 8+8 = 16

Q: If 3 of the electric bulbs manufactured by a company were found to be defective in an hour, find the…

A: Given: 3 of the electric bulbs manufactured by a company were found to be defective in an hour we…

Q: =tX > 0. The random variable X has moment generating function 1 Mx(t): t<λ. " [1 − (t/X)]² ¹ Use…

A: Solution

Q: Substitute the given values in the formula A=Pe^rt Suppose the population of a certain bacteria in a…

A: Given problem Given that   Suppose the population of a certain bacteria in a laboratory sample is…

Q: 2. Your friend Carlos brought over 10 videos. Together, you choose 4 of them to watch. How many…

A:

Q: The newspaper reports that among individuals in the 18 to 22 age, 25% drink coffee. If 400 people of…

A: Given,n=400p=0.25q=1-0.25=0.75np=400×0.25=100≥5nq=400×0.75=300≥5we can use normal…

Q: spinner below has been with 8 equal regions. When the spinner is spun once, find the probability of…

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Q: In remote jungle village the probability of a child contracting malaria is .45 the probability of…

A: GivenThe probability of a child contracting Malaria =P(Malaria)= 0.45The probability of a child…

Q: The big day came and Kyle is too nervous about whether he passed the exam or not. Kyle has 3 courses…

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Q: Using the table: The modal class of 50the percentile is Score Frequency 6 5 3 40-45 35-39 30-34…

A: Solution-: We fin find the modal class of the 50th percentile

Q: A Happy Meal at McDonalds can have up to 12 different toys in it, each being equally likely to get.…

A: Probability is the occurrence of an event that can be represented either by a fraction or a decimal.

Q: The admission committee of AUCA enrolls 60% of those who took the exam. If the scores follow a…

A:

Q: A single card is drawn at random from a standard deck of 52 playing cards. What is the probability…

A: Solution-: A single card is drawn at random from a standard deck of 52 playing cards. What is the…

Q: Let X denote the reaction time, in seconds, to a certain stimulus and Y denote the temperature (°F)…

A:

Q: consider a drug that is used to help prevent blood clots in certain patients. In clinical trials,…

A: Given X=150 n=5911 Alpha=0.01

Q: 2. (20 pts) Let X and Y be random variables of the continuous type having the joint p.d.f. 8 f(x,y)…

A:

Q: In a large restaurant 3 out of 5 customers ask for water with their meal. Find the binomial…

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Q: The personnel department of a particular company has observed that 20% of the people the company…

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Q: On what situations in chance experiments can the following probability distributions be used? •…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A probability mass function for a particular random variable y having nonnegative integer values is…

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Q: Find the probability that in four tosses of a fair die, the number 2 appear a. At no time b. Once…

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Q: We can immediately conclude that in this equilibrium type-1 player 1 must play...? State your answer…

A: Game theory may be a theoretical framework for conceiving social situations among competing players.…

Q: Find the probability that a man asked to form a two digit number out of 3, 5, 7 and 9 would form 79…

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Q: Solve it ASAP 6:30 will thump up thank yo

A:

Q: Give all answers rounded to 2 places after the decimal point, if necessary. (a) Enter the expected…

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Q: 5. A sample of size n = 16 is collected. The sample mean is û = 12 and the sample variance is ô² =…

A:

Q: Data collected over 60 consecutive days, revealed 2 days where defects were observed in machine…

A:

Q: A survey indicates that 30% of the people who earn less than $35000 per year are homeowners. If a…

A:

Q: Create a scenario/word problem involving the type of error you want to make. You can create any…

A: Please find the explanation below. Here we should find the probability of type II error

Q: Let X denote the reaction time, in seconds, to a certain stimulus and Y denote the temperature (°F)…

A: Conditional density f(x/y)= f(x,y)/h(y) Where h(y) is marginal density of y.  Conditional density…

Q: Assume that 8 women and 6 men work in a department at a large company.   Four committee members are…

A: Given,no.of women=8no.of men=6Total no.of peoples=14

Q: In a study of consumer credits, 25 randomly selected credit holders were surveyed, and the mean…

A:

Q: The scores of students in a diagnostic test administered in an introductory course in statistics are…

A: GivenMean(μ)=60standard deviation(σ)=4sample size(n)=25

Q: 14. A listing of all outcomes of an experiment and their corresponding probabilities is called a.…

A: Solution-: Q.14 A listing of all outcomes of an experiment and their corresponding probabilities is…

Q: In a city, airport A handles 50% of all airlines traffic, airport B handles 30% and airport C…

A: Given: airport A handles 50% of all airlines traffic airport B handles 30% of all airlines traffic…

Q: Let X denote the number of times a certain numerical control machine will malfunction: , 2, or 3…

A:

Q: Which of the following is NOT a walk from A to D? A B E FO O Figure 1 D) AEFCD B) ABCD A) AEFEBCD C)…

A: We have to write which of the following is not walk from A to D.

Q: 1.) An Airport manager faced a forecasting problem. He needs a model to forecast one month ahead in…

A: Given: One year of historical data. Smoothing constant = α=0.1 Find: i)3 Month Moving Average…

Q: Read the following information carefully then answer all the questions that follow. A marketing…

A: Dear students as per guidelines we solve only first three subparts only of the first question.

Q: Three unbiased coins are tossed. What is the probability of obtaining (i) two heads, (iii) one head,…

A:

Q: A population has a mean of 17 with a standard deviation of 2. A sample of 50 items from that…

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Q: Q1/a coin is flipped, and a die is rolled. Find the probability of getting a head on the coin and a…

A: 1. If a coin is flipped one time then the sample space is : {Head, tail} So the total no. of…

Q: A teacher has prepared 20 questions of permutation and 15 questions of combination from the topic…

A: From the provided information, A teacher has prepared 20 question of permutation and 15 question of…

Q: a proposition? a. VP Leni announced the launching of the Angat Buhay NGO b. "This is an earthquake…

A: A proposition (statement or assertion) is a sentence that is either always true or always false. A…

Q: The group of students had a test on Statistics. The following student’s blood pressure results are…

A: Solution-: Given: α=0.05 We have following table: Subject Before (xi) After (yi) 1 70 72 2 74…