Simple Random sample size
A simple random sample of size
n
is obtained from a population with
and
.
(a) Describe the sampling distribution of
.
(b) What is
?
(c) What is
?
(d) What is
?
(a) Choose the correct description of the shape of the sampling distribution of
.
The distribution is skewed right.
The distribution is uniform.
The distribution is skewed left.
The distribution is approximately normal.
The shape of the distribution is unknown
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76 and o= 18 A simple random sample of size n = 81 is obtained from...
76 and o= 18 A simple random sample of size n = 81 is obtained from a population with u (a) Describe the sampling distribution of x. (b) What is P (x> 79.7)? (c) What is P (xs71)? (d) What is P (73.7<x<79.3)? (a) Choose the correct description of the shape of the sampling distribution of x OA. The distribution is skewed right. B. The distribution is approximately normal. OC. The distribution is uniform. OD. The distribution is skewed left...
A simple random sample of size n 49 is obtained from a population with u 75...
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...
A simple random sample of size n=81 is obtained from a population with u = 73...
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 size n=49 Suppose a simple random sample of size n= 49...
suppose a simple random sample size n=49
Suppose a simple random sample of size n= 49 is obtained from a population with u = 82 and o = 28. (a) Describe the sampling distribution of x. (b) What is P (X> 86.2)? (c) What is P (572) (d) What is P (76<x< 88.6)? Click here to view the standard normal distribution table page) Click here to view the standard normal distribution table (page 2). (a) Choose the correct description of...
all parts please A simple random sample of size n=81 is obtained from a population with...
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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...
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Suppose a simple random sample of size n=64 is obtained from a population with u =...
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Vey A simple random sample of size n = 49 is obtained from a population with...
Vey A simple random sample of size n = 49 is obtained from a population with p = 74 and o = 14. (a) Describe the sampling distribution of x. (b) What is P (x>77.1)? (c) What is P (xs 69.9) ? (d) What is P (72.6<x< 77.4) ? Post Un (a) Choose the correct description of the shape of the sampling distribution of x. (NCO A. The distribution is uniform O B. The distribution is skewed right. Hou O...
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A simple random sample of size nequals 81 is obtained from a population with mu equals 73 and sigma equals 9 . ?(a) Describe the sampling distribution of x overbar . ?(b) What is Upper P left parenthesis x overbar greater than 74.35 right parenthesis ?? ?(c) What is Upper P left parenthesis x overbar less than or equals 70.7 right parenthesis ?? ?(d) What is Upper P left parenthesis 72.3 less than x overbar less than 74.85 right parenthesis...
Suppose a simple random sample of size nequals=81 is obtained from a population with mu equals...
Suppose a simple random sample of size nequals=81 is obtained from a population with mu equals 84μ and sigma equals 27σ. (a) Describe the sampling distribution of x overbarx. (b) What is Upper P left parenthesis x overbar greater than 88.05 right parenthesisP x>88.05? (c) What is Upper P left parenthesis x overbar less than or equals 78 right parenthesisP x≤78? (d) What is Upper P left parenthesis 81 less than x overbar less than 90.3 right parenthesisP 81<x<90.3? (a)...
76 and o= 18 A simple random sample of size n = 81 is obtained from a population with u (a) Describe the sampling distribution of x. (b) What is P (x> 79.7)? (c) What is P (xs71)? (d) What is P (73.7<x<79.3)? (a) Choose the correct description of the shape of the sampling distribution of x OA. The distribution is skewed right. B. The distribution is approximately normal. OC. The distribution is uniform. OD. The distribution is skewed left...
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...
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 size n=49
Suppose a simple random sample of size n= 49 is obtained from a population with u = 82 and o = 28. (a) Describe the sampling distribution of x. (b) What is P (X> 86.2)? (c) What is P (572) (d) What is P (76<x< 88.6)? Click here to view the standard normal distribution table page) Click here to view the standard normal distribution table (page 2). (a) Choose the correct description of...
all parts please
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...
8.1.15-T Ra A simple random sample of size n 64 is obtained (a) Describe the sampling distribution of x. (b) What is P (x>90.8)? (c) What is P (xs 73.2)? (d) What is P (78.6 <x<90.2)? from a population with #8 3 and 32. (a) Choose the correct description of the shape of the sampling distribution of x. O A. The distribution is uniformm. O B. The distribution is skewed left O C. The distribution is approximately normal. O D....
Suppose a simple random sample of size n=64 is obtained from a population with u = 86 and o = 8. (a) Describe the sampling distribution of x. (b) What is P (X> 87.5)? (c) What is P (xs83.95) ? (d) What is P (84.55 < x < 87.9) ? Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). (a) Choose the correct description of the shape...
Vey A simple random sample of size n = 49 is obtained from a population with p = 74 and o = 14. (a) Describe the sampling distribution of x. (b) What is P (x>77.1)? (c) What is P (xs 69.9) ? (d) What is P (72.6<x< 77.4) ? Post Un (a) Choose the correct description of the shape of the sampling distribution of x. (NCO A. The distribution is uniform O B. The distribution is skewed right. Hou O...
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