Question

14. A sample of size 82 will be drawn from a population with mean 24 and...

14. A sample of size 82 will be drawn from a population with mean 24 and standard deviation 9

.a. Find the probability that will be less than 26

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
A sample of size 15will be drawn from a population with mean 135 and standard deviation...
A sample of size 15will be drawn from a population with mean 135 and standard deviation 36 . (a) Is it appropriate to use the normal distribution to find probabilities for x? (b) If appropriate find the probability that X will be less than 118 . (c) If appropriate find the 90th  percentile of x A sample of size 15will be drawn from a population with mean 135 and standard deviation 36 . (a) Is it appropriate to use the normal...
A sample average of size 14 is drawn from a normally distributed population and has a...
A sample average of size 14 is drawn from a normally distributed population and has a mean of 77 and a standard deviation of 14. Find the lower end, if 95% of all possible sample averages?
1. A sample size of 49 drawn from a population with a mean of 36 and...
1. A sample size of 49 drawn from a population with a mean of 36 and a standard deviation of 15 for the size of an English class. What is the probability the class will have greater than 40 a. .9693 b. .4693 c. .0808 d. .0307 2. A sample size of 49 drawn from a population with a mean of 36 and a standard deviation of 15 for the size of an English class. What is the probability the...
A sample of size 126 will be drawn from a population with mean 26 and standard...
A sample of size 126 will be drawn from a population with mean 26 and standard deviation 3 . Use the TI-84 calculator. Part 1 of 2 Find the probability that x will be between 25 and 27 . Round the answer to four decimal places. The probability that x will be between 25 and 27 is . Part 2 of 2 Find the 55th percentile of x . Round the answer to two decimal places. The 55th percentile is...
A sample of size 8 will be drawn from a normal population with mean 61 and...
A sample of size 8 will be drawn from a normal population with mean 61 and standard deviation 14. (a) Is it appropriate to use the normal distribution to find probabilities for x? (b) If appropriate find the probability that x will be between 51 and 71. Round the answer to four decimal places. (c) If appropriate find the 81st percentile of x. Round the answer to two decimal places.
A simple random sample of size n =24 is drawn from a population that is normally...
A simple random sample of size n =24 is drawn from a population that is normally distributed. The sample mean is found to be x overbar equals 58 and the sample standard deviation is found to be s=12. Construct a 90​% confidence interval about the population mean. The lower bound is? The upper bound is?
A sample of size 37 will be drawn from a population with mean 45 and standard...
A sample of size 37 will be drawn from a population with mean 45 and standard deviation 9. Use the TI-84 Plus calculator. (a) Is it appropriate to use the normal distribution to find probabilities for x? (b) Find the probability that x will be between 46 and 47. Round the answer to at least four decimal places. (c) Find the 39th percentile of x. Round the answer to at least two decimal places. a) Is it appropriate to use...
1. A sample size of 80 will be drawn from a population with mean 20 and...
1. A sample size of 80 will be drawn from a population with mean 20 and standard deviation 15. Find the probability that x̄ will be between 18 and 21. A) 0.6087 B) 0.5841 C) 0.1170 D) 0.2743 2. A certain car model has a mean gas mileage of 29 miles per gallon (mpg) with a standard deviation 5 mpg. A pizza delivery company buys 47 of these cars. What is the probability that the average mileage of the fleet...
A simple random sample of size nequals40 is drawn from a population. The sample mean is...
A simple random sample of size nequals40 is drawn from a population. The sample mean is found to be 110.4?, and the sample standard deviation is found to be 23.3. Is the population mean greater than 100 at the alpha=0.01 level of? significance? Determine the null and alternative hypotheses. Compute the test statistic. Determine the? P-value. What is the result of the hypothesis? test?
A random sample of n=36 observations is drawn from a population with a mean equal to...
A random sample of n=36 observations is drawn from a population with a mean equal to 60 and a standard deviation equal to 36. a. Find the probability that x? is less than 48 ____ b. Find the probability that x? is greater than 63____ c. Find the probability that x? falls between 48 and 78 ____
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT