Raul received a score of 62 on a history test for which the class mean was...
Raul received a score of 62 on a history test for which the class mean was 52 with standard deviation 5. He received a score of 77 on a biology test for which the class mean was 72 with standard deviation 5. On which test did he do better relative to the rest of the class?
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Raul received a score of 62 on a history test for which the
class mean was...
Raul received a score of 77 on a history test for which the class mean was...
Raul received a score of 77 on a history test for which the class mean was 70 with a standard deviation of 10. He received a score of 80 on a biology test for which the class mean was 70 with standard deviation 6. On which test did he do better relative to the rest of the class? biology test history test the same
Raul received a score of 77 on a history test for which the class mean was...
Raul received a score of 77 on a history test for which the class mean was 70 with a standard deviation of 3. He received a score of 76 on a biology test for which the class mean was 70 with standard deviation 4. On which test did he do better relative to the rest of the class? biology test history test the same
Raul received a score of 73 on a history test for which the class mean was...
Raul received a score of 73 on a history test for which the class mean was 70 with a standard deviation of 4. He received a score of 72 on a biology test for which the class mean was 70 with standard deviation 7. On which test did he do better relative to the rest of the class?
Raul received a score of 71 on a history test for which the class mean was...
Raul received a score of 71 on a history test for which the class mean was 70 with a standard deviation of 5. He received a score of 74 on a biology test for which the class mean was 70 with standard deviation 5. On which test did he do better relative to the rest of the class? biology test history test the same
Which of the following three test scores is the highest relative score? a score of 62...
Which of the following three test scores is the highest relative score? a score of 62 on a test with a mean of 72 and a standard deviation of 7.8 a score of 111 on a test with a mean of 130 and a standard deviation of 17.9 a score of 608 on a test with a mean of 720 and a standard deviation of 119.3 All scores are relatively equal.
Bob got an 85 on a test. His class had a mean score of 80 with...
Bob got an 85 on a test. His class had a mean score of 80 with a standard deviation of 3. Mary got a score of 79 on a test. Her class's mean score was 72 with a standard deviation 4. Which student performed better relative to their classmates?
Use the following collection of 30 test scores: 100, 65, 67, 61, 62, 70, 75, 73,...
Use the following collection of 30 test scores: 100, 65, 67, 61, 62, 70, 75, 73, 88, 77, 83, 79,95, 79, 8102, 86, 87, 87, 91, 87, 89, 92, 90, 99, 87, 72, 93, 79, 52 a. Construct a frequency distribution table using 6 classes: include classes, frequencies, class marks, class boundaries, relative frequencies, and relative percentages. b. Find the mean to the nearest tenth and sample standard deviation to the nearest tenth. c. Use the results from part b...
show work 7. Use the following collection of 30 test scores: 100, 65, 67, 61, 62,...
show work
7. Use the following collection of 30 test scores: 100, 65, 67, 61, 62, 70, 75, 73, 88, 77, 83, 79, 95, 79, 80, 102, 86, 87, 87, 91, 87, 89, 92, 90, 99, 87, 72, 93, 79, 52 a. Construct a frequency distribution table using 6 classes: include classes, frequencies, class marks, class boundaries, relative frequencies and relative percentages. b. Find the mean to the nearest tenth and sample standard deviation to the nearest tenth. 6. Use...
In class A, the mean score on a math exam was 85. In class B, the...
In class A, the mean score on a math exam was 85. In class B, the mean score on the same test was 75. There were 30 students in each class. The scores in class A ranged from 83 through 87, whereas the score. in class B ranged from 45 through 100. Which of the following is an appropriate conclusion that can be drawn from the information given above? res The standard deviation of scores was higher in class B....
3. Calculate the Z score, given x 55,0-2.5, and -28 Ans: 4. Calculate x , given...
3. Calculate the Z score, given x 55,0-2.5, and -28 Ans: 4. Calculate x , given ze-1.45, σ 30.5, and μ-40 Ans: 5. A student scores 74 on a geography test and 282 on a mathematics test. The geography test has a mean of 80 and a standard deviation of 5. The mathematics test has a mean of 300 and a standard deviation of 12. If the data for both tests are normally distributed, on which test did the student...
Bob got an 85 on a test. His class had a mean score of 80 with a standard deviation of 3. Mary got a score of 79 on a test. Her class's mean score was 72 with a standard deviation 4. Which student performed better relative to their classmates?
show work
7. Use the following collection of 30 test scores: 100, 65, 67, 61, 62, 70, 75, 73, 88, 77, 83, 79, 95, 79, 80, 102, 86, 87, 87, 91, 87, 89, 92, 90, 99, 87, 72, 93, 79, 52 a. Construct a frequency distribution table using 6 classes: include classes, frequencies, class marks, class boundaries, relative frequencies and relative percentages. b. Find the mean to the nearest tenth and sample standard deviation to the nearest tenth. 6. Use...
In class A, the mean score on a math exam was 85. In class B, the mean score on the same test was 75. There were 30 students in each class. The scores in class A ranged from 83 through 87, whereas the score. in class B ranged from 45 through 100. Which of the following is an appropriate conclusion that can be drawn from the information given above? res The standard deviation of scores was higher in class B....
3. Calculate the Z score, given x 55,0-2.5, and -28 Ans: 4. Calculate x , given ze-1.45, σ 30.5, and μ-40 Ans: 5. A student scores 74 on a geography test and 282 on a mathematics test. The geography test has a mean of 80 and a standard deviation of 5. The mathematics test has a mean of 300 and a standard deviation of 12. If the data for both tests are normally distributed, on which test did the student...
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