H9. Using the Monte Carlo method, find the critical value (T) of a normal distribution such that Type I error is below 0.1. Using a normal distribution with mean of 6 and sd of 1.
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A: FOR ANY QUERIES, PING ME HAPPY LEARNNG
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H9. Using the Monte Carlo method, find the critical value (T) of a
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- A population of values has a normal distribution with μ=128 and σ=32.4 You intend to draw a random sample of size n=120.Find P45, which is the mean separating the bottom 45% means from the top 55% means.P45 (for sample means) =The random variable x represents the number of boys in a family of three children. Assuming that boys and girls are equally likely, find the mean and standard deviation for the random variable x P(x) 0.125 0.375 2. 0.375 0.125 3. OA. mean: 1.50; standard deviation: 0.76 OB. mean: 2.25, standard deviation: 0.76 OC. mean: 1.50; standard deviation: 087 OD. mean 2.25, standard deviation 0 87 Click to select your anewer Type here to search 4.Assume the random variable X is normally distributed with mean μ=50 and standard deviation σ=7. Find the 87th percentile.
- A population of values has a normal distribution with μ=153.9 and σ=18.8. You intend to draw a random sample of size n=121. Find P19, which is the mean separating the bottom 19% means from the top 81% means.P19 (for sample means) = Enter your answers as numbers accurate to 1 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.Medical Operations The director of a medical hospital feels that her surgeons perform fewer operations per year than the national average of 211. She selected a random sample of 15 surgeons and found that the mean number of operations they performed was 209.3. The standard deviation of the sample was 3.8. Is there enough evidence to support the director's feelings at =α0.01? Assume that the population is approximately normally distributed. Use the critical value method and tables.Find the z value such that 97% of the standard normal curve lies between −z and z.
- Exam scores have a normal distribution with u= 70 and o= 10. Bob's exam score is 80. What is Bob's z-score?A population of values has a normal distribution with μ=25.1 and σ=18.2. You intend to draw a random sample of size n=129 Find P90, which is the mean separating the bottom 90% means from the top 10% means. P90 (for sample means) = Enter your answers as numbers accurate to 1 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted. A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 252.2-cm and a standard deviation of 1.4-cm. For shipment, 20 steel rods are bundled together.Find the probability that the average length of a randomly selected bundle of steel rods is greater than 252.9-cm. P(M > 252.9-cm) = Enter your answer as a number accurate to 4 decimal places. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.A normal distribution has u = 32 and o = 5. (a) Find the z score corresponding to x = 27. (b) Find the z score corresponding to x = 43. (c) Find the raw score corresponding to z = 2. (d) Find the raw score corresponding to z = l.5.
- A population of values has a normal distribution with μ=244.4 and σ=50. You intend to draw a random sample of size n=148.Find P37, which is the mean separating the bottom 37% means from the top 63% means.P37 (for sample means) = Enter your answers as numbers accurate to 1 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.Medical Operations The director of a medical hospital feels that her surgeons perform more operations per year than the national average of 211. She selected a random sample of 15 surgeons and found that the mean number of operations they performed was 213.2. The standard deviation of the sample was 3.8. Is there enough evidence to support the director's feelings at =α0.05? Assume that the population is approximately normally distributed. Use the critical value method and tables. State the hypotheses and identify the claim. H0: Is a claim or not a claim H1: is a claim or is not a claim Find the critical value: Compute the test value: Make the decision Summarize the results. There is or is not enough evidence to support the claim.A population of values has a normal distribution with μ=191.3 and σ=79.3.You intend to draw a random sample of size n=239n. Find P4, which is the mean separating the bottom 4% means from the top 96% means.P4 (for sample means) = Enter your answers as numbers accurate to 1 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.