Make probability histogram

Q: Discribe a specific time in real life where a population being surveyed is appropriate. What data…

A: Sampling is a technique employed in selecting data for inferential statistical procedures.

Q: 1. There are 52 playing cards (2 pts)

A: Note: As per answering guidelines I have to answer only one question at a time.Please repost the…

Q: Find the median of the following set observation. 11,11,13,15,16,17,18,18,19,20

A: The given set of observation is in ascending order: 11,11,13,15,16,17,18,18,19,20. There are 10…

Q: If A and B are independent events with P(A)=0.7 and P(B)=0.6, then find P(AUB). A. 1.3 B. 0.88 C.…

A: The union probability for any two events A and B is defined as P(A ∪ B) = P(A)  + P(B) – P(A ∩ B).

Q: Ruben is packing school lunches for his two daughters. In his fruit bowl, he has 4 red apples, 2…

A: Given that, Ruben is packing school lunches for his two daughters. In his fruit bowl, he has 4 red…

Q: Find the area under the standard normal curve to the right of z = 2.13 Ans is blank to the left of z…

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Q: I would like help with the following problem. I wrote a response. however, I want to confirm if I am…

A: Given a problem related to rolling a die. We have write the answers of the indicated problems.

Q: A researcher would like to estimate the mean amount of money that a family spends to within $28. If…

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Q: 13. You roll a number cube numbered from 1 to 6. You then spin a spinner with 7 sections each with a…

A: 13) Given Information: A cube numbered from 1 to 6 is rolled.  Then you spin a spinner with 7…

Q: Suppose that a random number  is chosen from the interval (0,2). What is the probability that the…

A: Given: The random number is chosen from the interval (0,2). Quadratic equation is 4x2-x+k

Q: 5 points) A man claims to have extrasensory perception (ESP). As a test, a fair coin is flipped 21…

A: Given: Fair coin is flipped 21 times. n = 21 p = 0.50 x = 15

Q: 1. Let X,Y be discrete random variables on a finite sample space 2. Then discussed in class, Z=…

A: Solution

Q: You flip a fair coin and pick 1 card out of a hat containing 20 cards numbered 1 - 20. What is the…

A: Solution

Q: attempt.php?attempt-295788cmid-9447&page-5 The box plots below represent the lifetime (in months)…

A: From the above boxplot we see that the data is left skewed (negatively skewed).

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

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Q: Given: P(A) =0.70, P(B)=0.60, P(A or B) =0.88. Determine P(A and B). Given: P(A) =0.70,…

A: Given: P(A) =0.70, P(B)=0.60, P(A or B) =0.88. Determine P(A and B). Given: P(A) =0.70, P(B)=0.60,…

Q: A box of chocolates contains 10 milk chocolates, & dark chocolates, and 6 white chocolates. Hanissa…

A: GivenNo.of milk chocolates = 10No.of dark chocolates = 8No.of white chocolates = 6Total no. of…

Q: Using the table: what is the estimated Mean? Score Frequency 51-55 2 56-60 7 61-65 8 66-70 4 O…

A: In this case, we need to find the estimated mean.

Q: In experiment consits of flipping the coins. Jet x be a random =riable y hose values x are the…

A: Solution

Q: Show that if A and Ą are two events, then P(A) + P(A₂) −1≤ P(Ą_Ą).

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Q: A basket contains 1 red marble and 3 white marbles. Sample successively and independently with…

A: Solution: From the given information, a basket contains 1 red marble and 3 white marbles.

Q: The average rainfall, recorded to the nearest hundredth of a centimeter, in New York City, for the…

A: Let X be the random variable from normal distribution with mean or average (μ) = 9.32 and standard…

Q: Q/ The quality control department examines all the products returned to a store by customers. An…

A: Given: 5% of the returned products are defective and not repairable. 45% are defective but…

Q: Consider the experiment of flipping a fair coin twice. Let X be one (1) if the outcome is head on…

A: Given Information: No. of trials=2when first flip is head, X=1 otherwise X=0Y=no. of heads

Q: An experiment was performed to compare the abrasive wear of two different laminated materials.…

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Q: process? (b) How much work did the gas do during the process? Ans. (a) 3.4 keal; (b) 14 kJ 21.11…

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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: approach

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Q: EXERCISE 30 A couple is planning on having three children. Assuming that each child is equally…

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Q: Question 4: Using Excel, conduct a NHST to determine whether there is a correlation in the…

A: Given Information: Independent variable X is Trump's share of popular vote Dependent variable Y is…

Q: The continuous random variable X has a the following probability density function: p(x) = ) - {²…

A: From the given information, px=2λ1-xλ, x≤λ a) Graph: Excel procedure Enter x and p(x)in Excel…

Q: Question 2 LX has the following PDF: 120 fx (r) = otherwise Find the PDF fy (y) in the following…

A: Solution

Q: The lifetime in hours of a transistor is a random variable having probability function given by…

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Q: How many 3-digit numbers can be formed from the digits 2, 3, 5, 6, and 9, which are divisible by 5,…

A: Given information- We have given the digits- 2, 3, 5, 6, and 9. We have to form the 3 digits numbers…

Q: give a question based on that situation for which the calculation I’ve given you would be the…

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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: IQ scores are normally distributed with a mean of 100 and standard deviation of 15. Compute the z…

A: Z score formula has used

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

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

Q: 7. Don writes each number below on a card, shuffles the cards, and then places them face down on a…

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Q: -iven the function below, solve for the following F(x,y)= 2x 3 1 + 4y 0 < x < 1,0 <y ²1 0. elsewhere…

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Q: correctly

A: Expected value = Expected win - investment  Here, investment is $1 and expected win can be…

Q: test has rwo mulltiple choice questions, each with five choices. What is the probability of guessing…

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Q: An amateur drama group has volunteers who are able to help with the following jobs: 15 for backstage…

A: Given Information: 15 volunteers for backstage work 20 to work the lights 11 for the box office 6 to…

Q: Out of a team of 30 track and field athletes, 20 athletes compete in track events, 15 athletes…

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Q: In the first part of this question, I’m asking you to give a background situation for the…

A: Solution: The formulae for the combination is  nCr= n!r!×(n-r)!

Q: A human resource manager is investigating the relationship between job satisfaction and job…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: A friend who works in a big city owns two cars, one small and one large. One-quarter of the time he…

A: Given that, A friend who works in a big city owns two cars, one small and one large. One-quarter of…

Q: How can we use Eviews to tell if a regression suffers from first order autocorrelation and what are…

A: First-order autocorrelation: First-order autocorrelation is a type of serial correlation or…

Q: Stick or roll is a game involving two players, A and B, and a die with four faces (numbered 1, 2, 3,…

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