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A mandatory competency test for high school sophomores has a
normal distribution with a mean of...
A mandatory competency test for high school sophomores has a normal distribution with a mean of...
A mandatory competency test for high school sophomores has a normal distribution with a mean of 400 and a standard deviation of 100. a) The top 3% of students receive $500. What is the minimum score you would need to receive this award? b) The bottom 1.5% of students must go to summer school. What is the minimum score you would need to stay out of this group?
Question 10 of 11 (1 point) A mandatory competency test for high school sophomores has a...
Question 10 of 11 (1 point) A mandatory competency test for high school sophomores has a normal distribution with a mean of 495 and a standard deviation of 83. Round the final answers to the nearest whole number and intermediate z-value calculations to 2 decimal places. 6.2 Section Exercise 26 a. The top 5% of students receive $500. what is the minimum score you would need to receive this award? The minimum score needed to receive the award is b,...
c. A mandatory competency test for high school sophomores has a normal distribution with a mean...
c. A mandatory competency test for high school sophomores has a normal distribution with a mean of 400 and a standard deviation of 100. The top 3% receive $500. What is the minimum score you would need to receive this award ?
A mandatory competency test for second-year high school students has a normal distribution with a mean...
A mandatory competency test for second-year high school students has a normal distribution with a mean of 495 and a standard deviation of 91. a) The top 3% of students receive $500. What is the minimum score you would need to receive this award? b) The bottom 5% of students must go to summer school. What is the minimum score you would need to stay out of this group?
ne average age of doctors in a certain hospital is 43,0 years old. Suppose the distribution...
ne average age of doctors in a certain hospital is 43,0 years old. Suppose the distribution of ages s normal and has a standard deviation of 8.0 years. If 25 doctors are chosen at random for a committee, find the probability that the average age of those doctors is less than 43.8 years. Assume that the variable is normally distributed [6 marks) 14. A mandatory competency test for high school students has a normal distribution with a mean of 400...
alekscgi/x/sl.exe/10_u-IgNsikr7j8P3JH-IBxu5JdZ3xPuEkyCddiBj_BgYfWoGt3qg81rYOB10kKJv4 Elementary Statistics: A Step-By-Step Approach, 10th Ed. |MATH 6.2 Application of the Normal Distribution nect"...
alekscgi/x/sl.exe/10_u-IgNsikr7j8P3JH-IBxu5JdZ3xPuEkyCddiBj_BgYfWoGt3qg81rYOB10kKJv4 Elementary Statistics: A Step-By-Step Approach, 10th Ed. |MATH 6.2 Application of the Normal Distribution nect" Hosted by ALEKS Corp. Previous 1 2 4 5 6 7 8 9 10 Next Question 8 of 11 (1 point) 6.2 Section Exercise 20 If the average price of a new one-family home is $246,300 with a standard deviation of $15,000, find the minimum and maximum prices of the houses that a contractor will build to satisfy the middle 80% of the market....
A nationwide test taken by high school sophomores and juniors has three sections
A nationwide test taken by high school sophomores and juniors has three sections, each scored on a scale of 20 to 80. In a recent year, the national mean score for the writing section was 51.5, with a standard deviation of 10.9. Based on this information, complete the following statements about the distribution of the scores on the writing section for the recent year.(a) According to Chebyshev's theorem, at least 8 / 9 (about 89%) of the scores lie between...
A random sample of 65 high school students has a normal distribution. The sample mean average...
A random sample of 65 high school students has a normal distribution. The sample mean average ACT exam score was 21.4 with a 3.2 sample standard deviation. Construct a 90% confidence interval estimate of the population mean average ACT exam.
If the SAT scores of students in a high school follow the normal distribution with mean...
If the SAT scores of students in a high school follow the normal distribution with mean = 1200 and standard deviation = 100, what is the probability that a randomly selected student's score is between 1000 and 1400? OA 0.9973 B. 0.9545 OC. 0.9999 OD. 0.6827 Reset Selection
Question 10 of 11 (1 point) A mandatory competency test for high school sophomores has a normal distribution with a mean of 495 and a standard deviation of 83. Round the final answers to the nearest whole number and intermediate z-value calculations to 2 decimal places. 6.2 Section Exercise 26 a. The top 5% of students receive $500. what is the minimum score you would need to receive this award? The minimum score needed to receive the award is b,...
c. A mandatory competency test for high school sophomores has a normal distribution with a mean of 400 and a standard deviation of 100. The top 3% receive $500. What is the minimum score you would need to receive this award ?
ne average age of doctors in a certain hospital is 43,0 years old. Suppose the distribution of ages s normal and has a standard deviation of 8.0 years. If 25 doctors are chosen at random for a committee, find the probability that the average age of those doctors is less than 43.8 years. Assume that the variable is normally distributed [6 marks) 14. A mandatory competency test for high school students has a normal distribution with a mean of 400...
alekscgi/x/sl.exe/10_u-IgNsikr7j8P3JH-IBxu5JdZ3xPuEkyCddiBj_BgYfWoGt3qg81rYOB10kKJv4 Elementary Statistics: A Step-By-Step Approach, 10th Ed. |MATH 6.2 Application of the Normal Distribution nect" Hosted by ALEKS Corp. Previous 1 2 4 5 6 7 8 9 10 Next Question 8 of 11 (1 point) 6.2 Section Exercise 20 If the average price of a new one-family home is $246,300 with a standard deviation of $15,000, find the minimum and maximum prices of the houses that a contractor will build to satisfy the middle 80% of the market....
If the SAT scores of students in a high school follow the normal distribution with mean = 1200 and standard deviation = 100, what is the probability that a randomly selected student's score is between 1000 and 1400? OA 0.9973 B. 0.9545 OC. 0.9999 OD. 0.6827 Reset Selection
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