Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements
Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements.
In each case, sketch a standard Normal curve and shade the area under the curve that is the answer to the question.
6. What proportion of observations satisfy z < 2.85? Answer to 4 decimal places.
Answer
7. What proportion of observations satisfy z > 2.85? Answer to 4 decimal places.
Answer
8. What proportion of observations satisfy -1.66 < z < 2.85? Answer to 4 decimal places.
Answer
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Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements
Use the Normal Table. Use Table A to find the proportion of observations from a standard...
Use the Normal Table. Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements. In each case, sketch a standard Normal curve and shade the area under the curve that is the answer to the question. z < −0.42 z > −1.58 z < 2.12 −0.42 < z < 2.12
Use the Normal Table. Use Table A to find the proportion of observations from a standard...
Use the Normal Table. Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements. In each case, sketch a standard Normal curve and shade the area under the curve that is the answer to the question. a) z < −0.32 b) z > −1.56 c) z < 2.04 d) − 0.32 < z < 2.04
Use Table A to find the proportion of observations from a standard Normal distribution that satisfies...
Use Table A to find the proportion of observations from a
standard Normal distribution that satisfies each of the following
statements. Enter your answers rounded to four decimal
places.
a) z < -0.48 = b) z > -1.67 = c) z < 2.14 = d) – 0.48 < z < 2.14 =
14 (3.28) Find the proportion of observations ( 0.0001) from a standard Normal distribution that falls...
14 (3.28) Find the proportion of observations ( 0.0001) from a standard Normal distribution that falls in each of the following regions. In each case, sketch a standard Normal curve and shade the area representing the region. (a)2 2.03 : (c)z > 1.55: (d)一2.03 < z < 1.55 :
1. Use Table A to find the proportion of observations from a standard Normal distribution that...
1. Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements. In each case, sketch a standard Normal curve and shade the area under the curve that is the answer to each question. a. z<-1.83 b.z > 2.18 c. Z>-0.51 d. z <0.33 e. 1.42<z <2.68 f.-2 <2<1.53 X is a normally distributed variable with mean u = 30 and standard deviation o = 4. Find the following: a....
Find the proportion of observations from a standard normal distribution curve that satisfies z-score: -0.2<z< 0.6...
Find the proportion of observations from a standard normal distribution curve that satisfies z-score: -0.2<z< 0.6 Round numerical value to the second decimal place, (Hint: use cumulative standard normal distribution z-table) None of the given numerical values is correct 0.41 Not enough information to answer the question 0.38 0.23 0.31 0.16 0.69
2 pts Find the proportion of observations from a standard normal distribution curve that satisfies z-score:...
2 pts Find the proportion of observations from a standard normal distribution curve that satisfies z-score: -0.1<z< 1.0 Round numerical value to the second decimal place. (Hint: use cumulative standard normal distribution z-table) O 0.62 O 0.38 0.32 O 0.25 O 0.48 0.44 Not enough information to answer the question None of the given numerical values is correct
14. (3.28) Find the proportion of observations (±0.0001) from a standard Normal distribution that falls in...
14. (3.28) Find the proportion of observations (±0.0001) from a standard Normal distribution that falls in each of the following regions. In each case, sketch a standard Normal curve and sha the area representing the region. (a)z -2.33: (b)-2.33 (c)z 1.55 (d)-2.33 <z<1.55:
Use Table A to find the value z of a standard Normal variable that satisfies each...
Use Table A to find the value z of a standard Normal variable that satisfies each of the following conditions. Use the value of z from Table A that comes closest to satisfying the condition. In each case, sketch a standard Normal curve with your value of z marked on the axis. (a) Find the point z with 68% of the observations falling below it. Enter your answer rounded to two decimal places. (b) Find the point z with 19%...
3. Use Table A to find the proportion of observations from a standard Normal distribution that...
3. Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements. Give your answers to four decimal places. a) zc-0.74-1 b)2 >-0.74 c) z<1.47- d) -0.74 1.47-
Use Table A to find the proportion of observations from a
standard Normal distribution that satisfies each of the following
statements. Enter your answers rounded to four decimal
places.
a) z < -0.48 = b) z > -1.67 = c) z < 2.14 = d) – 0.48 < z < 2.14 =
14 (3.28) Find the proportion of observations ( 0.0001) from a standard Normal distribution that falls in each of the following regions. In each case, sketch a standard Normal curve and shade the area representing the region. (a)2 2.03 : (c)z > 1.55: (d)一2.03 < z < 1.55 :
1. Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements. In each case, sketch a standard Normal curve and shade the area under the curve that is the answer to each question. a. z<-1.83 b.z > 2.18 c. Z>-0.51 d. z <0.33 e. 1.42<z <2.68 f.-2 <2<1.53 X is a normally distributed variable with mean u = 30 and standard deviation o = 4. Find the following: a....
Find the proportion of observations from a standard normal distribution curve that satisfies z-score: -0.2<z< 0.6 Round numerical value to the second decimal place, (Hint: use cumulative standard normal distribution z-table) None of the given numerical values is correct 0.41 Not enough information to answer the question 0.38 0.23 0.31 0.16 0.69
2 pts Find the proportion of observations from a standard normal distribution curve that satisfies z-score: -0.1<z< 1.0 Round numerical value to the second decimal place. (Hint: use cumulative standard normal distribution z-table) O 0.62 O 0.38 0.32 O 0.25 O 0.48 0.44 Not enough information to answer the question None of the given numerical values is correct
14. (3.28) Find the proportion of observations (±0.0001) from a standard Normal distribution that falls in each of the following regions. In each case, sketch a standard Normal curve and sha the area representing the region. (a)z -2.33: (b)-2.33 (c)z 1.55 (d)-2.33 <z<1.55:
Use Table A to find the value z of a standard Normal variable that satisfies each of the following conditions. Use the value of z from Table A that comes closest to satisfying the condition. In each case, sketch a standard Normal curve with your value of z marked on the axis. (a) Find the point z with 68% of the observations falling below it. Enter your answer rounded to two decimal places. (b) Find the point z with 19%...
3. Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements. Give your answers to four decimal places. a) zc-0.74-1 b)2 >-0.74 c) z<1.47- d) -0.74 1.47-
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