1. A simple random sample of size n = 100 is obtained from a population with...
A simple random sample of size n = 81 is obtained from a population with u = 70 and o = 27. (a) Describe the sampling distribution of x. (b) What is P (X>73)? (c) What is P (7562.5) ? (d) What is P (67.9<x< 75.25)?
A simple random sample of size n = 81 is obtained from a population with u = 87 and o = 36. (a) Describe the sampling distribution of x. (b) What is P (x > 94.2)? (c) What is P (xs 77.2) ? (d) What is P (82.4 <x< 95.8) ? (a) Choose the correct description of the shape of the sampling distribution of x. O A. The distribution is skewed left. OB. The distribution is uniform. O C. The...
4. A simple random sample of size n = 36 is obtained from a population with u = 70 and o = 24. (a) Describe the sampling distribution of x. (b) What is P (X>76) ? (c) What is P (x561.4)? (d) What is P (68 <x< 77.6) ?
A simple random sample of size n 49 is obtained from a population that is skewed right with u= 74 and o 28. (a) Describe the sampling distribution of x. (b) What is P (x>81.8)? (c) What is P Xs65.6)? (d) What is P (70.4 <x<81.2)?
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A simple random sample of size n=81 is obtained from a population with p = 76 and a = 36 (a) Describe the sampling distribution of x. (b) What is P (>83)? (c) What is P (568) ? (d) What is P (70.6<x<83 2)? (a) Choose the correct description of the shape of the sampling distribution of x O A. The distribution is skewed right. B. The distribution is uniform O C. The distribution is approximately normal...
A simple random sample of size n=81 is obtained from a population with u = 73 and o = 36. (a) Describe the sampling distribution of x. (b) What is P (x>77.6) ? (c) What is P (x565) ? (d) What is P (70.4 <x<81)? (a) Choose the correct description of the shape of the sampling distribution of x. O A. The distribution is skewed right. OB. The distribution is skewed left. OC. The distribution is approximately normal. D. The...
Suppose a simple random sample of size n = 81 is obtained from a population with p = 75 and 6 = 36. (a) Describe the sampling distribution of X. (b) What is P (X> 82.6) ? (c) What is P (xs 66.8) ? (d) What is P (69.2<x< 82.8) ?
A simple random sample of size n=64 is obtained from a population with a mean of 74 and a standard deviation of 8. a) Describe the sampling distribution of x b) what is P(x ≤ 75.8)? c) What is P(x ≥ 71.7)? d) What is P (72.7 < x < 75.8)?
1) Suppose a simple random sample of size n=64 is obtained from a population with u = 73 and 6 = 32. (a) Describe the sampling distribution of x. (b) What is P (x>79) ? (c) What is P (563.6) ? (d) What is P (68.6<x<80.2)?
A simple random sample of size n 49 is obtained from a population with u 75 and o 14 (a) Describe the sampling distribution of x. (b) What is P (x>77.2)? (c) What is P (xs 71)? (d) What is P (73.8 < x<80)? (a) Choose the correct description of the shape of the sampling distribution of x. O A. The distribution is skewed right. B. The distribution is approximately normal. OC. The distribution is skewed left O D. The...