The PDF of the two independent random variables X and Y are shown in the image below. fx(x) fy(y) 1/2 1/2

Q: answer 7.43

A:

Q: 16. The reported cancer rates for men ages 65 and older is 23%. Assume this estimate is the true…

A: Given : p = 0.23 n = 25

Q: The table lists several points on a polar graph. |刀|刀 |x|2m 5m| 5元 63 23 6 r 02 2 3 4 2 3 20 娛 Which…

A: NOTE: Refresh your page if you can't see any equations. . given points are

Q: How did they get RS= 33.4?

A:

Q: A man buys a car for $34,000. If the interest rate on the loan is 12%, compounded monthly, 45) and…

A:

Q: 3.5.17. Suppose X is distributed N3(0, E), where 3 2 1 2 1 1 3 Σ= Find P((X₁ - 2X2 + X3)² > 15.36).…

A: Let…

Q: 42) The Weidmans want to save $35,000 in 4 years for a down payment on a house. If they make monthly…

A: Given that The Weidmas wants to save $35000 to 4 years Interest paying compounded monthly=12% To…

Q: The probability of choosing a talented singer from a residential area iş p. If 6 people are chosen…

A: Given data,n=6ifP(X=0)=0.04666p=?

Q: had 0.85 it says its wrong

A:

Q: converges or diverges. α) by apply the Limit Comparison Test to determine whether the given series Σ…

A: As per company guidelines only one question is allowed to answer for multiple question posted.…

Q: A random sample of size n = 13 obtained from a population that is normally distributed results in a…

A:

Q: Media and mode are Rs 33.5 and Rs 34 but three class frequency are missing

A: It is given that median and mode of wage distribution are Rs 33·5 and Rs 34 respectively of the…

Q: Suppose that you are a manager for a factory that produces coats. You want to create a regression…

A: The t-ratio for number of brands is 3.4 and the standard error for number of brands is 21.

Q: 4.44 (a) Write down the expression for n to solve Prob. 4.43. (b) What is the size of the total…

A: Given Level of significance ɑ=0.05, standard deviations σ=30, margin of error=10

Q: *3.71 What is the specificity of the test?

A: 3.71 We have to calculate the specificity of the SCN test Since specificity is defined as chance of…

Q: 5.52 What is the smallest number of hepatomas that would have to be observed among the alcoholics…

A: 5.52) It is given that the sample size n is 84 and the probability that the risk of hepatoma among…

Q: Is the answer 0.36 or 0.44??

A:

Q: *9.29 Let Y₁, Y₂,..., Y, denote a random sample of size n from a power family distribution (see…

A: Given that, let Y1,Y2,......,Yn denotes a random sample of size n from a power family distribution,…

Q: 44) Suppose a state lottery prize of $2 million is to be paid in 10 payments of $200,000 each at the…

A: As per you say i solve question number  44 .   Suppose a state lottery prize of $2 million is to be…

Q: ow come it changes to 0.34 from 0.66

A: We have expression 1-1.11-n=0.66 You want to know how 1.11-n=0.34

Q: the answer is not 0.0377, -0.0377, or 3.2958

A: The objective of this question is to find the time value T such that the probability that the bulb…

Q: An industrial plant claims to discharge no more than 1000 gallons of wastewater per hour, on the…

A: From the provided information,

Q: *4.41 What is the expected number of otitis-prone families of 100 five-sibling families?

A: First we have to find The proportion of 5 sibling families which are otitis prone purely due chance

Q: Sue subtracted 2.9 from 20.9 and got 1.8. Explain why this is not reasonable .

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Q: An assembly line has 17 machines and the number of machines X which fails to work is modeled by the…

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Q: Hepatic Disease Suppose we observe 84 alcoholics with cirrhosis of the liver, of whom 29 have…

A: The given sample size is 84 and the risk of hepatoma among alcoholics without cirrhosis of the liver…

Q: Which of the following indicates an out-of- control condition? a. A trend of 5 points in an upward…

A: Option b is the correct answer. Five consecutive points either above or below the central line…

Q: 39) What lump sum do parents need to deposit in an account earning 7%, compounded monthly, so that…

A:

Q: d. For the 35 people, find the probability that the average age that they learned to walk is between…

A: here given ,  Suppose the age that children learn to walk is normally distributed with mean 11…

Q: 5.2 Use your answers to Exercise 5.1 to sailbob a. Compute a 95% interval estimate for B₂. b. Test…

A: Here in above example we have to find 95% confidence interval for the estimate of the β2…

Q: *3.68 What is the sensitivity of the test for light-smoking students (students who smoke ≤ 14…

A: The sensitivity of the test is given by : Sensitivity=Pr(Test+|students who smoke≤14 cigarettes per…

Q: (b) Hạ: u < HO,n = 30, t = 2.431 = 0.011 P-value %3D

A: Given : Ha : u &lt; uo  n = 30  t = 2.431

Q: Illustration 17.13. In the above illustration what number of lamps may be expected to fail between…

A:

Q: A kid has three remote controlled toy race cars and he plays with them 25%, 35% and 40% of the time…

A: Obtain the probability that he was playing with his first car if the remote malfunctioned during the…

Q: 4.22. A distribution for time-to-failure processes by a failure rate that does not vary…

A: Need a answer of question 4.22.

Q: Assume that z-scores are normally distributed with a mean of 0 and a standard deviation of 1. If…

A: P(Z&gt;c)=0.166c=?

Q: Consider the solid elliptical rod bounded by the xy-plane, the plane z = ax +By+h through the point…

A:

Q: Please answer 10.24 and 10.25 using R

A: Answer well explained above

Q: 25. If the complete graph of the function is shown, estimate the absolute maximum and absolute…

A: As per guidelines, we can solve only first question if multiple questions are posted. Please repost…

Q: 9 Let y: R→R" be a differentiable curve. Show that y(t) is constant if and only if y(t) and y'(t)…

A: 1.9) For the given curve, to show that  γ(t) is constant  if and only if γ(t) and γ'(t) are…

Q: which is bigger ? 0.5 or 0.393?

A:

Q: correct word form to write on a check for the amount $769.50?

A: Correct word from to write on the right side of the check will be place to the cash value that the…

Q: *2.13 Compute the mean change in cholesterol.

A: Given that  The change in cholesterol 49 , -10 , 27 , 13 , 36 , 19 , 48 , 21 , 8 , 16 , 32 , 28 ,…

Q: answer is not 0.155

A: The final answer is 0.14045 I hope this helps you.Explanation:Step 1:  Step 2: Step 3: