Question

Suppose that the heights of 100 male students at BIUST represent a random sample of the...

Suppose that the heights of 100 male students at BIUST represent a random sample of the heights of all 1546 male students at the university. Determine unbiased and efficient estimates of

(a) the true mean,

(b) the true variance.

(C) Find

(a) 95%, and  99% confidence intervals for estimating the mean height of the BIUST University students

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
A simple random sample of 18 male students at a university has an average height of...
A simple random sample of 18 male students at a university has an average height of 70 inches. The average height of men in the general population is 69 inches. Assume that male height is approximately normally distributed with σ = 2.8 inches. Conduct a two-sided hypothesis test to determine whether the male students have heights that are significantly different than expected. Show all hypothesis testing steps.
A student researcher compares the heights of American students and non-American students from the student body...
A student researcher compares the heights of American students and non-American students from the student body of a certain college in order to estimate the difference in their mean heights. A random sample of 12 American students had a mean height of 67.9 inches with a standard deviation of 2.08 inches. A random sample of 18 non-American students had a mean height of 64 inches with a standard deviation of 1.62 inches. Determine the 99 % confidence interval for the...
Based on a sample of 100 male students at a university, a researcher states he is...
Based on a sample of 100 male students at a university, a researcher states he is 95% confident that the mean weight of the male students of the university is between 160 and 180 pounds. Which form of statistical inference does this represent. a) Point estimation b) Interval estimation c) Hypothesis testing d) Physical Science
A student researcher compares the heights of American students and non-American students from the student body...
A student researcher compares the heights of American students and non-American students from the student body of a certain college in order to estimate the difference in their mean heights. A random sample of 1818 American students had a mean height of 68.168.1 inches with a standard deviation of 3.133.13 inches. A random sample of 1212 non-American students had a mean height of 64.364.3 inches with a standard deviation of 1.841.84 inches. Determine the 99%99% confidence interval for the true...
A student researcher compares the heights of American students and non-American students from the student body...
A student researcher compares the heights of American students and non-American students from the student body of a certain college in order to estimate the difference in their mean heights. A random sample of 12 American students had a mean height of 69.6 inches with a standard deviation of 2.96 inches. A random sample of 18 non-American students had a mean height of 64.2 inches with a standard deviation of 1.64 inches. Determine the 95% confidence interval for the true...
A student researcher compares the heights of American students and non-American students from the student body...
A student researcher compares the heights of American students and non-American students from the student body of a certain college in order to estimate the difference in their mean heights. A random sample of 18 American students had a mean height of 70.8 inches with a standard deviation of 2.69 inches. A random sample of 12 non-American students had a mean height of 63.4 inches with a standard deviation of 3.05 inches. Determine the 95% confidence interval for the true...
A student researcher compares the heights of American students and non-American students from the student body...
A student researcher compares the heights of American students and non-American students from the student body of a certain college in order to estimate the difference in their mean heights. A random sample of 12 American students had a mean height of 71.3 inches with a standard deviation of 2.43 inches. A random sample of 18 non-American students had a mean height of 65.6 inches with a standard deviation of 3.19 inches. Determine the 99% confidence interval for the true...
The heights of a random sample of 50 college students showed a mean of 174.5 centimeters...
The heights of a random sample of 50 college students showed a mean of 174.5 centimeters and a standard deviation of 6.9 centimeters. Construct a 98% confidence interval for: a) the mean height b) the standard deviation of heights of all college students. State assumptions.
The heights of a random sample of 50 college students showed a mean of 174.5 centimeters...
The heights of a random sample of 50 college students showed a mean of 174.5 centimeters and a standard deviation of 6.9 centimeters. Construct a 98% confidence interval for: a) the mean height b) the standard deviation of heights of all college students. State assumptions.
) Suppose College male students’ heights are normally distributed with a mean of µ = 69.5...
) Suppose College male students’ heights are normally distributed with a mean of µ = 69.5 inches and a standard deviation of σ =2.8 inches. a) What is the probability that randomly selected male is at least 70.5 inches tall? b) If one male student is randomly selected, find the probability that his height is less than 65.2 inches or greater than 71.2 inches. c) How tall is Shivam if only 30.5% of students are taller than him ? d)...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT