24 Out of 50 students, 32 like programming, 23 like mathematics, and 7 like both programming and mathematics. How many students like neither programming nor mathematics? O 5 O 2 O 3

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A: For the given data construct frequency distribution

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A: Given that  Sample size n =47 Sample mean =97 Population standard deviation =32

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Q: 1. Marcela and Lorenza agreed to go under one-month observation period. During the time, the fashion…

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Q: On average, 3 traffic accidents per month occur at a certain intersection. What is the probability…

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Q: 4 Four cards marked 6, 7, 8 and 9 are in a hat. One card is drawn out and placed on a table. This is…

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Q: For a random variable X, suppose that E[X] = 1 and Var(X) = 5. Then %3D (a) E[(2+ X)²] = (b) Var(2 +…

A: We have given that  For a random variable X, E(X) = 1 Var(X) = 5 E(X2) +  [E(X)]2  = 5 E(X2) = 4

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Q: ESTIMATE THE PRO BABILITY THAT THE NEXT STUDENT WHO COMES TO THI S TUTORIN LAB NEE DS HELP WITH…

A: Here use basic probability  Here given total students = 1380 No of students need help = 526 No of…

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Q: D.1 Test the hypothesis that the average content of containers of a particular lubricant is 10…

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Q: 10. Refer to the data below. The lower quartile is The scores of 15 students are given: 74, 73, 80,…

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A: Given that  n=2 , p=60%=0.60 , q=1-p=1-0.60=0.40 X~Binomial(n=2,p=0.60)

Q: 8. In a 60-item test. Anthony got a score of 48. Which is the 3rd quartile. This means that A. He is…

A: Given 3rd quartile=48

Q: 25 Out of 50 students, 32 like programming, 23 like mathematics, and 7 like both programming and…

A: Solution

Q: 4. An electrical system consists of four components as illustrated. What is the probability that the…

A: Here Given 4 Components A,B,C,D  And Its working Probablity  P(A)=0.9 P(B)=0.7 P(C)=0.8 P(D)=0.95

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Q: 12. Calculate the standard deviation of the set of data to two decimal places. Refer to the previous…

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A: Ha

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Q: 3. z - 2.79 4. z - 1.66 5. z = 0.12

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Q: A small-business Web site contains 100 pages and 60%, 30%, and 10% of the pages contai low,…

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A: Mr Welch and her children are shopping at a local grocery store.each of the children will be allowed…