Question

Assume that blood pressure readings are normally distributed with a mean of 124 and a standard...

Assume that blood pressure readings are normally distributed with a mean of 124 and a standard deviation of 8. If 100 people are randomly​ selected, find the probability that their mean blood pressure will be less than 126. Round to four decimal places.

A. 0.9998

B. 0.0062

C. 0.8615

D. 0.9938

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

Homework Answers

Answer #1

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
Assume that blood pressure readings are normally distributed with a mean of 118 and a standard...
Assume that blood pressure readings are normally distributed with a mean of 118 and a standard deviation of 6.4 . If 64 people are randomly? selected, find the probability that their mean blood pressure will be less than 120 . Round to four decimal places.
Assume that blood pressure readings are normally distributed with a mean of 122 and a standard...
Assume that blood pressure readings are normally distributed with a mean of 122 and a standard deviation of 6.4. If 64 people are randomly selected, find the probability that their mean blood pressure will be less than 124
assume that blood pressure reading are normally distributed with a mean of 115 and a standard...
assume that blood pressure reading are normally distributed with a mean of 115 and a standard deviation of 4.9. If 34 people are randomly selected find the probability that their mean blood pressure will be less than 117
Blood sugar readings are normally distributed with a mean of 100 and a standard deviation of...
Blood sugar readings are normally distributed with a mean of 100 and a standard deviation of 28. Suppose a sample of 196 people is randomly selected. Note: This is a sample mean situation. a) (2 points) What is the sample mean? b) (2 points) What is the sample standard deviation? c) (3 points) What is the probability that the blood sugar sample mean is between 97 and 103? d) (2 points) Compute the 33th percentile of the blood pressure sample...
Assume the readings on thermometers are normally distributed with a mean of 0° C and a...
Assume the readings on thermometers are normally distributed with a mean of 0° C and a standard deviation of 1.00° C. Find the probability that a randomly selected thermometer reads between −1.94 and −0.31 and draw a sketch of the region. ​(Round to four decimal places as​ needed.)
A) Describe the sampling distribution of Modifying Above p with care tp. Round to three decimal...
A) Describe the sampling distribution of Modifying Above p with care tp. Round to three decimal places when necessary. N=12,000​, n=450​, p=0.3 B) assume that blood pressure readings are normally distributed with a mean of 124 and a standard deviation of 6.4. If 64 people are randomly​ selected, find the probability that their mean blood pressure will be less than 126. Round to four decimals C) The average score of all golfers for a particular course has a mean of...
Standard Normal Distribution – In Exercises 9 – 13, assume that thermometer readings are normally distributed...
Standard Normal Distribution – In Exercises 9 – 13, assume that thermometer readings are normally distributed with a mean of 0oC and a standard deviation of 1.00oC. A thermometer is randomly selected and tested, find the probability of each reading. (The given values are in Celsius degrees.) If using technology instead of Table A-2, round answers to four decimal places. 9. Less than 2.39 10. Greater than 1.35 11. Between 0.14 and 2.57 12. Between -2.33 and 1.33 13. Less...
3.Assume that the readings at freezing on a batch of thermometers are normally distributed with a...
3.Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean of 0°C and a standard deviation of 1.00°C. A single thermometer is randomly selected and tested. Find the probability of obtaining a reading greater than 1.865°C. P(Z>1.865)=P(Z>1.865)= (Round to four decimal places) 4.Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean of 0°C and a standard deviation of 1.00°C. A single thermometer is randomly selected...
13. Assume the readings on thermometers are normally distributed with a mean of 0 degrees C...
13. Assume the readings on thermometers are normally distributed with a mean of 0 degrees C and a standard deviation of 1.00 degrees C. Find the probability that a randomly selected thermometer reads between negative 1.78 and negative 1.01 and draw a sketch of the region. The probability is____. ​(Round to four decimal places as​ needed.) 14. Assume that a randomly selected subject is given a bone density test. Bone density test scores are normally distributed with a mean of...
Assume the readings on thermometers are normally distributed with a mean of 0°C and a standard...
Assume the readings on thermometers are normally distributed with a mean of 0°C and a standard deviation of 1.00degrees°C. Find the probability that a randomly selected thermometer reads between −2.24 and −1.54 and draw a sketch of the region. The probability is __? (Round to 4 decimals)
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT