Question

On a practical nursing exam, the mean score is 79 and the standard deviation is 9...

On a practical nursing exam, the mean score is 79 and the standard deviation is 9 points.

Find the percentile rank of a nursing student who had a raw score of 93.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

On a practical nursing exam, the mean score is 79 and the standard deviation is 9 points.

- score or z- score corresponding to the raw score 93 is:

For z- score or standard score= 1.56, the standard normal probability is = 0.9406 , [ the value is taken from z- score table].

Therefore, the percentile rank of a nursing student who had a raw score of 93 is = (0.9406 x 100) 94.

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
an exam was taken the mean for the exam was 115 ans standard deviation 8. A...
an exam was taken the mean for the exam was 115 ans standard deviation 8. A student scored better than 92% of the students what was that student score. Another student scored a 137 what is their percentile rank
A police officer exam have an average score of 79 with a standard deviation of 4.5....
A police officer exam have an average score of 79 with a standard deviation of 4.5. Assume police officer exam scores follow a normal distribution. What is the minimum score a recruit needs to be in the top 10% on the exam? A minimum score of 70 is needed to pass. If 75 recruits take the exam, how many are expected to pass?
The mean verbal SAT score at a certain college is 450, with a standard deviation of...
The mean verbal SAT score at a certain college is 450, with a standard deviation of 87. Find the SAT score for the students who scored in the 99th percentile.
In your psychology class, the mean exam score is 72 and the standard deviation is 12....
In your psychology class, the mean exam score is 72 and the standard deviation is 12. You scored 78. In your biology class, the mean exam score is 56 and the standard deviation is 5. You scored 66. If your professors grade "on a curve" (i.e., according to the distribution of scores), for which exam would you expect to get a better grade? (Hint: Convert your exam scores to z-scores). A) Biology B) Psychology
For an Economics test the mean score is 100 and the standard deviation is 10, and...
For an Economics test the mean score is 100 and the standard deviation is 10, and for an Accounting test the mean score is 50 and the standard deviation is 4. You are given the test scores of a student who took both tests. Determine on which test the student had a better score. Enter E if the student did better on the Economics test Enter A if the student did better on the Accounting test Enter S if the...
1.3) 1.3- A student’s score on a Biology exam has a z score of +2. What...
1.3) 1.3- A student’s score on a Biology exam has a z score of +2. What do you know about the raw score based on this z score? a. The students missed two questions more than average b. The students score is 2 standard deviations above the mean c. The student did worse than most students who took the exam d. The standard deviation of the exam was equal to 2 1.8) Aiden receives a z score of −.3 on...
Tom's psychology test score is +1 standard deviation from the mean in a normal distribution. The...
Tom's psychology test score is +1 standard deviation from the mean in a normal distribution. The test has a mean of 60 and a standard deviation of 6. Tom's percentile rank would be approximately ______________. a. 70% b. cannot determine from the information given c. 84% d. 66%
In the year 2016, the average SAT in NYS score was 1125 with a standard deviation...
In the year 2016, the average SAT in NYS score was 1125 with a standard deviation of 100. A student from a NYS high school received a 1215 during that year. In the year 2017, the average SAT score in NYS was 1150 with a standard deviation of 35. A student in NYS during the 2017 year received an 1195. Which student will have a higher percentile rank? Explain what caused this to happen
1. Suppose that a student’s verbal score X from next year’s Graduate Record Exam can be...
1. Suppose that a student’s verbal score X from next year’s Graduate Record Exam can be considered an observation from a normal population having mean 547 and standard deviation 120. please explain and show work (a) What is the probability that a randomly selected student has verbal score more than 600? (b) What is the Probability that the student scores below 400? (c) Find the score corresponding to the 90th percentile (top 10th percentile) of the distribution.
9. The distribution of CHE 315 Exam I scores is nearly normal with a mean of...
9. The distribution of CHE 315 Exam I scores is nearly normal with a mean of 72.6 points, and a standard deviation of 4.78 points. The test score of the top 5% of students in the class is ___________ and higher
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT