a. 0.5408 b. 0.4500 c. 0.0235 d. 0.0389

Q: The accountants of a known auditing firm have a mean daily salary of P850 with a standard deviation…

A: X~N(μ= 850 , σ= 82 ) μ= 850 , σ= 82 Formula for Z-score Z=(X-μ)/σ

Q: Approximately 10.3% of high school students drop out of school before graduation. From a random…

A: Let p be the probability of high school students drop out of school before graduation  n=Sample  X…

Q: Instructions Find the Probability of the following Binomial Distribution related problems Show your…

A: Given that Wanda receives on average 8 messages from Vision in a 3 hour period. Than we have to find…

Q: µ1 = average number of books read by the students of teacher A %3D µ2 = average number of books read…

A: Given that  μ1=Average number of books read by students of teacher A μ2=Average number of books read…

Q: Let N = R 20 and 3 = Borel set of N. Does P given as: For each interval I, let æ 20 f(x; X)

A: Consider, the Measurable space,

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Q: blady has to decide whether to resign or not from his present position and apply for job offering…

A: Answer:

Q: 3. YO-Magic! Bakery receives on average 13 take-out orders of their best-selling cheesecake in one…

A: Given that, YO-Magic! Bakery receives on average 13 take-out orders of their best-selling cheesecake…

Q: (a) Calculate the moment generating function for X. b) Use the moment generating function to…

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Q: Short Answer. Supply the correct answer. 1. In a sampling distribution, as the sample size increases…

A: As per central limit theorem, the z score formula of sample means is given by…

Q: 5. H X-N 12,0- 4), which of the following is TRUER A P(6 <X< 18) = 1 B. P(6 <X< 12) = 0.5 C P(12 <x<…

A:

Q: Let Zn be the size of the nth generation in a GW process with Zo = 1, E(Z¡) = µ. Show that E(Z„Zm) =…

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Q: Assignment After collecting considerable data, the engineers decided to model the variation in shaft…

A: Given that

Q: A pair of dice are tossed twice. Find the probability that both rolls give at most a sum of 6.

A: We have given that,  A pair of dice are tossed twice then the sample space (S) is,  S = {(1,1),…

Q: In a gambling game, a player is paid Php 100 if he draws a jack or a queen and Php 200 if he draws a…

A: The probability of an event is computed by taking the ratio of number of favourable outcomes to…

Q: B. Given the 600 points in the loyalty card of a customer with the mean u = 150 and standard…

A: Solution-: Given: μ=150,σ=25 We find, (1) P(less than 125 points of the customer)=? (2) P(above 220…

Q: While analyzing a data set, a scientist notices one data value that is 2 IQRS below the first…

A:

Q: 6R 4B 8R 2B No. I No. II You take an urn, draw one ball and find that it is red. What is the…

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Q: A researcher hypothesizes that individuals with better childhood finances will have a higher life…

A: Given information: It is given that a researcher hypothesizes that individuals with better childhood…

Q: Three light bulbs are chosen randomly from 15 bulbs of which 5 are defective. Find the probability p…

A: Given that  Three light bulbs are chosen randomly from 15 bulbs of which 5 are defective. We have to…

Q: Write the Sample space, outcome or event of the ff: 4. Arranging the possible children of a couple…

A: Given that  A couple with 3 children  Find sample space and events second child is girl

Q: Which of the following statements are true about random sampling: O four tosses of an unbiased coin…

A: Random sampling refers to the type of sampling in which sampling can be done without any biasness…

Q: a) Evaluate the marginal distribution of X and Y. b) Find P(Y/X) and P(X/Y). c) Find P(Y=2/X=3).

A: NOTE : here as per guidelines i have calculated 3 subparts    here given joint distribution of x and…

Q: A lotto works by picking 6 numbers from 1-42 (Combinations of numbers from 1-42 taken 6 at a time…

A:

Q: 6. The life of a semiconductor laser at a constant power is normally distributed with a mean of 7000…

A: GivenMean(μ)=7000standard deviation(σ)=600

Q: An urn contains 5 red balls and 6 blue balls. A ball is drawn randomly, its colour is noted, and…

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Q: Which of the following stocks is riskier if you are considering investing in X or Y only? Stock…

A: The coefficient of variation of X is 2 and the coefficient of variation of Y is 4.

Q: At any given time, a subatomic particle can be in one of two states, and it moves randomly from one…

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Q: Get the samples needed for each category using stratified random sampling. There are 20 members of…

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Q: Suppose that the joint CDF of the random variables X and Y is given by: 0, x 3 1, x > 2 and y > 3…

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Q: 3. Guiven fhve obsen vations Calleckd are in a regression Study on two vartibles. 20 26 9 23 Ji 7 6…

A: We have given that, The data set are,  X:- 2, 6, 9, 13, 20 Y:- 7, 18, 9, 26, 23 Then,  We will find…

Q: 2. According to NSCB statistics, the life expectancy of Filipino women is 70.1 years. Suppose a…

A: Population mean μ=70.1, n=sample size=30, population variance σ2=4.76, sample mean x̄=72.5…

Q: Questions 13-15 are based on the following American workers spend an average of 60 minutes to and…

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Q: Question 3: A game of zumpie consists of 3 teams; 2 teams lose and 1 team wins. Fifty-one teams…

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Q: if 4 cards are selected from a standard deck of 52 cards without replacement, find probability at…

A: It is known that Number of cards in a deck = 52 Number of kings = 4 Sample size = 4

Q: selected at random, what is the probability that this person has an O blood type? How about the AB…

A: We have given that the blood groups of 200 people are distributed as follows: type A blood = 40 type…

Q: 6. Which is the graph of V? Normal Distributions X-N(u = 3,0 =0.4) Y-N(H=3,0 1) w-N= 3, d 2.2) V-N(H…

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Q: A pair of dice are tossed twice.  Find the probability that the first roll is a total of at least 7…

A: A pair of dice are tossed twice  Sample space = 36

Q: A kid's box contains 36 broken B toys and 23 good G toys. The parents plan to donate 18 toys of…

A: Given: Given: 36 broken B toys and 23 good G toys. Total number of toys = 36+23 = 59 Parents plan to…

Q: SHOW THE FULL SOLUTION OF THIS PERMUTATION 3!

A: Given3!

Q: 39. How many ways can 12 students be seated around a circular table?

A: We need to find, in how many ways can 12 students be seated around a circular table.

Q: If x-y? (5), then p(0.554 < x < 15.09) (using z? table) 0.980 0.950 0.05

A: Given that  X~χ2(5) Df=5 Find P(0.554&lt;X&lt;15.09)

Q: 3) Suppose that the time in hours needed to locate and correct a problem in the software that…

A: Here, mean is 10 and variance is 9. Standard deviation will be 3. We will use z-standard normal…

Q: Studies show that historically a certain city is hit by a tornado about once every 5 years. What is…

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Q: Construct the normal curve given the mean and standard deviation of a set of data. μ = 43.2, σ = 6.9

A:

Q: 120 and standard deviation of = 12. If a sample size of n = 36 is selected, what is the probability…

A: Given that.   X~N( μ , ?^2 )   μ=120     , ?=12   Z-score =( x - μ )/?

Q: 6. A civil engineer is analyzing the compressive strength of concrete. Compressive strength is…

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Q: Problem 3. A lottery gives you an award if you are able to choose correctly at least 5 numbers out…

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Q: Over the years, the mean customer satisfaction rating at a local restaurant has been 79. The…

A: Given,sample size(n)=51sample mean(x¯)=81.2population standard deviation(σ)=7.5α=0.10

Q: Which of the following is true about the probability density function (pdf) of a continuous random…

A: We have given that the statement about to the probability density function (pdf) of a continuous…