show your workings Compute the following probabilities: If Yis distributed N (-2,4), Pr (Ys - 1)...
Compute the following probabilities: If Y is distributed N (-2,4), Pr (Y less than equal 1)= (Round your response to four decimal places.) Please show me step by step!
Question Help Compute the following probabilities: If Y is distributed N (-2.4). Pr (Ys-5)(Round your response to four decimal places.) or work (unemployed) in the working-age U.S. population for 2012. Joint Distribution of Employment Status and College Graduation in the U.S. Population Aged 25 and Older, 2012 Unemployed Employed (Y 0) Y1) 0.586 0.639 0.361 1.000 Non-college grads (X = 0) 0.015 Total 0.932 a. Compute E(Y). b. The unemployment rate is the fraction of the labor force that is...
Compute the following probabilities: If Y is distributed N (-4,9), Pr (Y > -2) = ? (Round to four decimal places)
Compute the following probability: If Y is distributed N (−3,4), Pr (−6 ≤ Y ≤ −1) = ? (Round to four decimal places)
2.5) Compute thc following probabilities: a. If Y is distributed N(1,4), find Pr(YS3). b. If Y is distributed N(3,9), find Pr(Y>0). *c. If Y is distributed N(50,25), find Pr(40 < Y S 52). d. If Y is distributed N(5,2), find Pr(6 SY S8).
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In a survey of 400 likely voters, 213 responded that they would vote for the incumbent and 187 responded that they would vote for the challenger. Let p denote the fraction of all likely voters who preferred the incumbent at the time of the survey, and lot be the fraction of survey respondents who preferred the incumbent. Using the survey to the estimated value of pis 0.5325. Round your response to four decimal places.) Using Pt-pyn as...
Use the table of probabilities for the standard normal distribution to compute the following probabilities. P(0 ≤ z ≤ 1) (Round to four decimal places) Answer P(0 ≤ z ≤ 1.5) (Round to four decimal places) Answer P(0 < z < 2) (Round to four decimal places) Answer P(0 < z < 2.5) (Round to four decimal places)
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Question (Y X, X) sty the following assumptions In addition, var (upX, X- 7 and var(*) - 3 A random sample of size n = 328 is drawn from the population. Use the formula below to answer the owing question Assume that X, and X, are un correlated Compute the variance of The variance of (Round your response to five de places
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Let Ybe a random variable In a population, =117 and 2-44 Use the central limit them In a random sample of stren. 165. find Pr ( <118) to answer the following questions (Mote any intermediate results should be rounded to four decimal places P (9 <118) - 09732 (Round your response to four decimal places) In a random sample of size n. 106. Ind Pr(119< <121) Pr(119<<121) - 0.0010...
Compute the following binomial probabilities directly from the formula for b(x; n, p). (Round your answers to three decimal places.) (a) b(3; 8, 0.3) (b) b(5; 8, 0.6) (c) P(3 ≤ X ≤ 5) when n = 7 and p = 0.65 (d) P(1 ≤ X) when n = 9 and p = 0.15