Question

Suppose the scores of students on an hw are normally distributed with a mean of 318...

Suppose the scores of students on an hw are normally distributed with a mean of 318 and a standard deviation of 40. According to the empirical rule, what percentage of students scored between 238 and 398 on the hw?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Suppose the scores of students on an homework are normally distributed with a mean of 318...
Suppose the scores of students on an homework are normally distributed with a mean of 318 and a standard deviation of 40. According to the empirical rule, what percentage of students scored between 238 and 398 on the homework? Answer:  %
Suppose the scores of students on a Statistics course are Normally distributed with a mean of...
Suppose the scores of students on a Statistics course are Normally distributed with a mean of 311 and a standard deviation of 40. What percentage of the students scored between 311 and 391 on the exam? (Give your answer to 3 significant figures.)
(1 point) Suppose the scores of students on a Statistics course are Normally distributed with a...
(1 point) Suppose the scores of students on a Statistics course are Normally distributed with a mean of 226 and a standard deviation of 67. What percentage of the students scored between 226 and 360 on the exam? (Give your answer to 3 significant figures.) percent. (1 point) Suppose the scores of students on an test are Normally distributed with a mean of 186 and a standard deviation of 42. Then approximately 99.7% of the test scores lie between the...
A set of 1200 exam scores is normally distributed with a mean = 82 and standard...
A set of 1200 exam scores is normally distributed with a mean = 82 and standard deviation = 6. Use the Empirical Rule to complete the statements below. How many students scored higher than 82? How many students scored between 76 and 88? How many students scored between 70 and 94? How many students scored between 82 and 88? How many students scored higher than 76?
Suppose the scores of students on an exam are Normally distributed with a mean of 303...
Suppose the scores of students on an exam are Normally distributed with a mean of 303 and a standard deviation of 39. Then approximately 99.7% of the exam scores lie between the numbers and such that the mean is halfway between these two integers. (You are not to use Rcmdr for this question.)
A standardized test was given to 6000 students. The scores were normally distributed with a mean...
A standardized test was given to 6000 students. The scores were normally distributed with a mean of 380 and a standard deviation of 50. How many students scored between 280 and 380?
A standardized test was given to 6000 students. The scores were normally distributed with a mean...
A standardized test was given to 6000 students. The scores were normally distributed with a mean of 380 and a standard deviation of 50. How many students scored between 280 and 380?
Suppose people's systolic blood pressure were normally distributed with mean 130 mmHg and standard deviation 5...
Suppose people's systolic blood pressure were normally distributed with mean 130 mmHg and standard deviation 5 mmHg. Using the approximate EMPIRICAL RULE about what percentage of heights would be BETWEEN 120 and 140 mmHg? Suppose people's systolic blood pressure were normally distributed with mean 130 mmHg and standard deviation 5 mmHg. Using the approximate EMPIRICAL RULE about what percentage of heights would be BELOW 140 mmHg ? Suppose baseball batting averages were normally distributed with mean 250 and standard deviation...
A set of exam scores is normally distributed with a mean = 80 and standard deviation...
A set of exam scores is normally distributed with a mean = 80 and standard deviation = 10. Use the Empirical Rule to complete the following sentences. 68% of the scores are between _____ and ______. 95% of the scores are between ______ and _______. 99.7% of the scores are between _______ and ________. Get help: Video
Assume that a set of test scores is normally distributed with a mean of 80 and...
Assume that a set of test scores is normally distributed with a mean of 80 and a standard deviation of 20. Use the​ 68-95-99.7 rule to find the following quantities. The percentage of scores less than 80 is __% The percentage of scores greater than 100 is _% The percentage of scores between 40 and 100 is _% Round to the nearest one decimal
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT