On an exam with μ = 52, you have a score of X = 48. Which...
On an exam with μ = 52, you have a score of X = 48. Which value for the standard deviation would give you a higher position in the class distribution?
Homework Answers
Sol:
Because the score(48) is lower than the mean(52), you would want a standard deviation that is as large as possible to get a better position in the class distribution.
On an exam with μ-52, you have a score of X-56. Which value for the standard...
On an exam with μ-52, you have a score of X-56. Which value for the standard deviation would give you the highest position in the class distribution? 16. d. Cannot be determine 17. For a population with μ-80 and σ-10, what is the z-score corresponding to X-95 a. +0.25 b. +0.50 c. +0.75 d. +1.50
an exam with H 52, you have a score of x deviation would give you the...
an exam with H 52, you have a score of x deviation would give you the highest position in the dass distribution? -44. Which value for the 2 Cannot determine from the information given googlechrome.dmg 14
14. On an exam with a mean of μ = 70, you have a score of...
14. On an exam with a mean of μ = 70, you have a score of X = 75. Which of the following values for the standard deviation would give you the highest position within the class? Hint: Graph the mean and figure out which standard deviation makes the most sense for getting a high score. How far away from the mean do we want the score of 75 to be? a. σ = 1 b. σ = 5 c....
11. A distribution of exam scores has a mean of μ = 78. a.If your score...
11. A distribution of exam scores has a mean of μ = 78. a.If your score is X = 70, which standard deviation would give you a better grade: σ = 4 or σ = 8? Answer: ________________ b.If your score is X = 80, which standard deviation would give you a better grade: σ = 4 or σ = 8? Answer: ___________________ 12. For each of the following, identify the exam score that should lead to the better grade....
If you have a score of X= 75 on an exam, which set of parameters would...
If you have a score of X= 75 on an exam, which set of parameters would mean that you received the highest score in the class? a. μ = 60 and σ = 5 b. μ = 60 and σ = 10 c. μ = 70 and σ = 5 d. μ = 70 and σ = 10
A distribution with µ = 55 and σ = 6 is being standardized so that the...
A distribution with µ = 55 and σ = 6 is being standardized so that the new mean and standard deviation will be µ = 50 and σ = 10. When the distribution is standardized, what value will be obtained for a score of X = 58 from the original distribution? a.58 b.55 c.61 d.53 On an exam with μ = 52, you have a score of X = 56. Which value for the standard deviation would give you the...
Take Test: CH 4 Exam Test Information Description Instructions Multiple Attempts Not allowed. This test can...
Take Test: CH 4 Exam Test Information Description Instructions Multiple Attempts Not allowed. This test can only be taken once. Force Completion This test can be saved and resumed later. Question Completion Status: Close Window Δ Moving to another question will save this response. Question S of 20 ) » Question 5 2 points Save Answer You have a score of X 75 on a math exam. The mean score for the class on the exam is μ = 85,...
You score a 93 on Exam 1 which has a mean of 55 and a standard...
You score a 93 on Exam 1 which has a mean of 55 and a standard deviation of 16. Then you score 687 on Exam 2 with a mean of 493 and a standard deviation of 150. (Round numerical answers to one decimal place) a) How many standard deviations are you away from the mean on Exam 1? b) Which score is better? (Click to select) The score of 93 The score of 687 Both scores have the same relative position Unable to determine with...
If the mean exam score of a class was 75%, with a standard deviation of 15%,...
If the mean exam score of a class was 75%, with a standard deviation of 15%, what percent of students would be expected score at or higher than 92%? Assume that the distribution of the scores is normal and the variable is random.
26. On an exam with a mean of M=39, you obtain a score of X =...
26. On an exam with a mean of M=39, you obtain a score of X = 35. Would you prefer a standard deviation of s = 2 or s = 8? (Hint: Sketch each distribution and find the location of your score.) If your score were X = 43, would you prefer s = 2 or s = 8? Explain your answer.
On an exam with μ-52, you have a score of X-56. Which value for the standard deviation would give you the highest position in the class distribution? 16. d. Cannot be determine 17. For a population with μ-80 and σ-10, what is the z-score corresponding to X-95 a. +0.25 b. +0.50 c. +0.75 d. +1.50
an exam with H 52, you have a score of x deviation would give you the highest position in the dass distribution? -44. Which value for the 2 Cannot determine from the information given googlechrome.dmg 14
Take Test: CH 4 Exam Test Information Description Instructions Multiple Attempts Not allowed. This test can only be taken once. Force Completion This test can be saved and resumed later. Question Completion Status: Close Window Δ Moving to another question will save this response. Question S of 20 ) » Question 5 2 points Save Answer You have a score of X 75 on a math exam. The mean score for the class on the exam is μ = 85,...
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