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Let Ybe a random variable...
Let y be a random variable. In a population, ay = 119 and 62 = 54. Use the central limit theorem to answer the f...
Let y be a random variable. In a population, ay = 119 and 62 = 54. Use the central limit theorem to answer the following questions. (Note any intermediate results should be rounded to four decimal places) In a random sample of size n = 100, find Pr( < 120). Prý <120) = (Round your response to four decimal places) In a random sample of size n = 72, find Pr (120< < 125). Pr(120 < y < 125) =...
THE LAST QUESTION ( Exercise 3.1 nw Score: 11.67%, 2.33 of 2... Question Help Let Ybe...
THE LAST QUESTION
( Exercise 3.1 nw Score: 11.67%, 2.33 of 2... Question Help Let Ybe a random variable. In a population, Hy = 131 and o = 56. Use the central limit theorem to answer the following questions. (Note: any intermediate results should be rounded to four decimal places) In a random sample of size n = 75, find Pr( < 133). Pr( <133) = 0.9896 (Round your response to four decimal places) In a random sample of size...
please show work with steps, thank you! (a) -3.658738 (b) -0.473997 (c) -0.103697 (d) -0.668459. Let...
please show work with steps, thank you!
(a) -3.658738 (b) -0.473997 (c) -0.103697 (d) -0.668459. Let Y be a random variable. In a population, Y 44. Use the central limit theorem to answer questions 33 & 34 (Note: any intermediate results should be rounded to four decimal places). 67 and 33. In a random sample of size n = 165, find Pr(Y < 88) (a) 0.9582 (b) -0.4739. (c) 1.0000. (d) 1.6587 124, find Pr(90 <Y< 92) 34. In a...
I just need the answer for E and F, thank you:) Suppose the lengths of the...
I just need the answer for E and F, thank you:)
Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean p=123 days and standard deviation = 13 days. Complete parts (a) through (1) below. (a) What is the probability that a randomly selected pregnancy lasts less than 118 days? The probability that a randomly selected pregnancy lasts less than 118 days is approximately 0.3503). (Round to four decimal places as needed.) Interpret this...
Let Y be a random variable. In a population, µY = 75, and σ^2Y = 45. Use the...
Let Y be a random variable. In a population, µY = 75, and σ^2Y = 45. Use the central limit theorem to answer the following questions.(Note: any intermediate results should be rounded to four decimal places) In a random sample of size n = 92, find Pr (78< Y <80).
Suppose that a random variable X is continuously uniform between the values of 4 and 9....
Suppose that a random variable X is continuously uniform between the values of 4 and 9. Find the variance of the distribution of the sample mean of a random sample of size 37. Round your answer to four decimal places.
Suppose that a random variable X is continuously uniform between the values of 3 and 12....
Suppose that a random variable X is continuously uniform between the values of 3 and 12. Find the variance of the distribution of the sample mean of a random sample of size 32. Round your answer to four decimal places.
n 0.05, find the probability that the sample Let X be a continuous random variable that...
n 0.05, find the probability that the sample Let X be a continuous random variable that follows a distribution skewed to the left with ? = 87 and ? = 22, Assuming mean, E, for a random sample of 69 taken from this population will be a. less than 82.0 Round your answer to four decimal places. P(less than82.0) b. greater than 89.5 Round your answer to four decimal places. P(greater than 89.5) -
Let be a random variable with a normal distribution having f59.6 and probability. (Round your answer...
Let be a random variable with a normal distribution having f59.6 and probability. (Round your answer to four decimal places.) 18.5. Find the indicated P(x < 57.9) = Shade the corresponding area under the standard normal curve. 4.1 226 41.1 59.6 78.1 96.6 115.1 4.1 22.6 41.1 59.6 78.1 96.6 115.7 4.1 22.6 41.1 59.6 78.1 96.6 115.1 4.1 22.6 41. 1 59.6 78.1 96.6 115.1 Let a be a random variable with a normal distribution having p*59.6 and -18.5....
Let x be a random variable that represents the batting average of a professional baseball player....
Let x be a random variable that represents the batting average of a professional baseball player. Let y be a random variable that represents the percentage of strikeouts of a professional baseball player. A random sample of n = 6 professional baseball players gave the following information. x 0.318 0.290 0.340 0.248 0.367 0.269 y 3.1 7.6 4. 0 8 .6 3.1 11.1 (a) Find Ex, 2y, Ex?, y2, Exy, and r. (Round r to three decimal places.) (b) Use...
Let y be a random variable. In a population, ay = 119 and 62 = 54. Use the central limit theorem to answer the following questions. (Note any intermediate results should be rounded to four decimal places) In a random sample of size n = 100, find Pr( < 120). Prý <120) = (Round your response to four decimal places) In a random sample of size n = 72, find Pr (120< < 125). Pr(120 < y < 125) =...
THE LAST QUESTION
( Exercise 3.1 nw Score: 11.67%, 2.33 of 2... Question Help Let Ybe a random variable. In a population, Hy = 131 and o = 56. Use the central limit theorem to answer the following questions. (Note: any intermediate results should be rounded to four decimal places) In a random sample of size n = 75, find Pr( < 133). Pr( <133) = 0.9896 (Round your response to four decimal places) In a random sample of size...
please show work with steps, thank you!
(a) -3.658738 (b) -0.473997 (c) -0.103697 (d) -0.668459. Let Y be a random variable. In a population, Y 44. Use the central limit theorem to answer questions 33 & 34 (Note: any intermediate results should be rounded to four decimal places). 67 and 33. In a random sample of size n = 165, find Pr(Y < 88) (a) 0.9582 (b) -0.4739. (c) 1.0000. (d) 1.6587 124, find Pr(90 <Y< 92) 34. In a...
I just need the answer for E and F, thank you:)
Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean p=123 days and standard deviation = 13 days. Complete parts (a) through (1) below. (a) What is the probability that a randomly selected pregnancy lasts less than 118 days? The probability that a randomly selected pregnancy lasts less than 118 days is approximately 0.3503). (Round to four decimal places as needed.) Interpret this...
n 0.05, find the probability that the sample Let X be a continuous random variable that follows a distribution skewed to the left with ? = 87 and ? = 22, Assuming mean, E, for a random sample of 69 taken from this population will be a. less than 82.0 Round your answer to four decimal places. P(less than82.0) b. greater than 89.5 Round your answer to four decimal places. P(greater than 89.5) -
Let be a random variable with a normal distribution having f59.6 and probability. (Round your answer to four decimal places.) 18.5. Find the indicated P(x < 57.9) = Shade the corresponding area under the standard normal curve. 4.1 226 41.1 59.6 78.1 96.6 115.1 4.1 22.6 41.1 59.6 78.1 96.6 115.7 4.1 22.6 41.1 59.6 78.1 96.6 115.1 4.1 22.6 41. 1 59.6 78.1 96.6 115.1 Let a be a random variable with a normal distribution having p*59.6 and -18.5....
Let x be a random variable that represents the batting average of a professional baseball player. Let y be a random variable that represents the percentage of strikeouts of a professional baseball player. A random sample of n = 6 professional baseball players gave the following information. x 0.318 0.290 0.340 0.248 0.367 0.269 y 3.1 7.6 4. 0 8 .6 3.1 11.1 (a) Find Ex, 2y, Ex?, y2, Exy, and r. (Round r to three decimal places.) (b) Use...
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