(²²) + (²) + („) z + (†) − (†) Evaluate:

Q: Based on the nutrition facts of a famous brand of potato chips, its average sodium content is 85 mg…

A: Given : Population Mean,μ = 85 Population Standard Deviation,σ = 2.2

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: A study was made to estimate the difference in salaries of college professors in the private and…

A: given Sample size n1=100, sample mean x̄1=26000, standard deviations s1=1300  Sample size n2=200,…

Q: there are eight girls competing in a ice skating competition.in how many ways can they finish in…

A: Given there are eight girls competing in a ice skating competition

Q: Two kinds of thread are being compared for strength. The data are as follows: x (kg) Brand A: 78.3…

A: Two kinds of thread are being compared for strength.

Q: If 80% of the applicants rae able to pss a driver’s proficiency road test, find the mean, variance…

A: According to our policy we can answer only first part for remaining please repost the question.

Q: a) Suppose that, for −1 ≤ x ≤ 1, the probability density function of (X₁, X₂) is given by f(x₁, x₂)…

A: Given the joint probability density function of X1,X2 as fx1,x2=1-α1-2e-x11-2e-x2ex1-x2 , 0≤x1 ,…

Q: a) Given events A, B, and C with their respective probabilities, P(A) = 0.30, P(B) = 0.40 and P(C) =…

A: Given problem Given that   Given events A, B, and C with their respective probabilities . P( A ) =…

Q: 11. Ed had a mark of 75 out of 80 on a test, which had a mean mark of 60 and a standard deviat Sam…

A:

Q: When Stephen plays chess against his favorite computer program, he wins with probability 0.60, loses…

A: Let A represents that he wins the game and B represents he lose the game and C represents the game…

Q: Explain how each measure of central tendency is determined and give a real           life example of…

A: Measure of central tendency , it is a single value that aims to describe a set of data by…

Q: Consider the lengths of stay at a hospital's emergency department. Hours Count Percent 1 18 3.70 36…

A: P(hours<=4)= P(hours=4)+P(3)+P(2)+P(1) From the above table, = 20.53% + 17.66%+7.39%+3.7%  =…

Q: Problem 4. In Section 3.2-4 it was shown that the minimum frequency separation for orthogonality of…

A:

Q: a) Mrs Legodi, a registered student at the University of Limpopo, tossed a fair coin three times.…

A: Given that tossing a fair coin three times. X be a random variables that takes the value 1 if the…

Q: Plz provide answer for part a asap (a) Bernoulli process: i. Draw the probability distributions…

A:

Q: Solve the following deciles to decode the riddle. Put the corresponding letter on its respective…

A: Given the riddle  "I'm tall when I'm young, I'm short when I'm old. What am I"? We should find the…

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: Luigi got a pair of jeans that are normally $64.95, for $52.50. Javier paid $48.75 for a pair of…

A: Introduction In this question we will find out the jeans with higher discount by using the…

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: It was found that 85% of the students graduated from a technical university are employed within 6…

A:

Q: (d) Generate a sample of 10000 observations from the c Compare the shape of the histogram with that…

A: The gamma distribution is often used to model probabilities related to waiting times are listed as…

Q: Let E and F be two events of an experiment where P(E) = 0.45, P(F) = 0.12 and P(EnF) = 0.04. Then…

A:

Q: 3. Let X₁, X2,..., Xn be iid random variables with mean and variance o2. Define the random variable…

A:

Q: Two methods are used for determining ESR values of 100 persons, first is the Westergren method and…

A: Specificity= 100/(100+60) = 0.625 = 62.5%  Sensitivity= TP/(TP+FN) = 50/(50+88) =0.3623 = 36.23%

Q: 12 different books are put in a shelf. Find the probability that a particular pair of book shall be…

A:

Q: The national soccer team headed by Daniel plays soccer 3 times a week. The team plays soccer, 0 days…

A: a. Assume a random variable X, defines the value of the days per week the national soccer team plays…

Q: The lengths of plate glass parts are measured to the nearest tenth of a millimeter. The lengths are…

A: Solution-; Given: a=590.2 and b=590.7 We want to find, (a) Mean=? (b) Variance=?

Q: 8. Given two events X and Y: Event X has probability. If event X happens, t 2 event Y is. If event X…

A: Conditional probability is the probability of an event, given that the other event has already…

Q: At the end of the month, Jepoy's Kitchen hired another crew member whose age is 21, the data now…

A:

Q: woudlnt P(P|S) be .41 instead of .14 because S represents when the cat is asleep and S' represents…

A: Probability explains chance how much an event can happen. It is calculated by number of favorable…

Q: b) Given that A and B are independent events, show that A and B are also independent events. Ign

A: Given problem Given that     b)   Given that A and B are independent events. We have to show that…

Q: Two kinds of thread are being compared for strength. The data are as follows: (kg) Brand A: 78.3 s…

A:

Q: 3) Pat has 5 white beads and 1 black bead in her bag. She asks two friends about the probability of…

A: d) Peter has a different bag of black beads and white beads. Peter has more beads in total than…

Q: 1. Let X denote the number of times a certain numerical control machine will malfunction: 1, 2, or 3…

A: f(x,y) x=1 x=2 x=3 Total y=1 0.05 0.05 0.10 0.2 y=3 0.05 0.10 0.35 0.5 y=5 0.00 0.20 0.10…

Q: There is a game of chance in a carnival. The game consists of a box with 25 balls where 9 are red, 6…

A: Given problem Given that   There is a game of chance in a carnival. The game consists of a box…

Q: Golden Years Insurance is an insurance company. Golden Years Insurance wants to predict the…

A: Probability A probability informs the possibility of occurring an incident in a study or experiment.…

Q: In a study whether there is a difference between the average heights (in inches) of adult females…

A: Given  n1=120, sample mean x̄1=62.7, s1=2.5, n2=150, sample mean x̄2=61.8, s2=2.62

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

A:

Q: A radioactive source emits particles at an average rate of one every 12   seconds. Find the…

A: Given problem Given that   A radioactive source emits particles at an average rate of one every 12…

Q: Let X denote the number of times a certain numerical control machine will malfunction: 1, 2, or 3…

A:

Q: a. A firm employs 10 programmers, 8 systems analysts, 4 computer engineers, and 3 statisticians. A…

A: a. The provided information is  There are 10 programmers, 8 system analysts, 4 computer engineers, 3…

Q: Since the weight of most of the miniature poodles is normally distributed with an average of 8 kg…

A:

Q: A sub-committee of 6 members is to be formed out of a group of 7 men and 4 ladies. Calculate the…

A:

Q: On average, an insurance company receives 6 claims between 14:00 and 16:00 on a particular day. What…

A: The probability density function of poisson distribution is given by

Q: 2|x~ Bin (wa) X~ TI (Q) = -IN 0 QE [011] you should Find posteria 8201 other wise

A:

Q: A bag contains cards numbered from 1 to 15. One card is drawn at random. Find the probability of…

A: The bag contains cards numbered from 1 to 15.

Q: how many ways can five persons line up to get on a bus?

A: The number of persons is 5.

Q: Question 6 5 of your friends are auditioning for a dance team. There are a total of 19 people trying…

A: Given,Total no.of people=19

Q: ability that a tire will last more than 26,550 miles. on to view the areas under the standard normal…

A: Given Suppose that the life span of a certain automobile tire is normally distributed with  µ =…

Q: 4. The costs of the possible alternatives under one junction/node are: C₁=20,000; C₂ = 30,000; C₂ =…

A: Let us find the 3rd probability for each given project using the total probability principle.…