Question

A 90% confidence interval for the mean height of a population is 65.7 < u <...

  1. A 90% confidence interval for the mean height of a population is 65.7 < u < 67.3

This result is based on a sample of size 169. Construct a 99%

confidence interval.

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 90 % confidence interval (a t interval) for the mean lives (in minutes) of Kodak...
A 90 % confidence interval (a t interval) for the mean lives (in minutes) of Kodak AA batteries is ( 370, 430 ). Assume that this result is based on a sample of size 25 . 1. What is the value of the sample mean? 2. What is the value of the sample standard deviation? 3. Construct the 99% confidence interval 4. If the confidence interval (373.9233 , 426.0767) is obtained from the same sample data, what is the degree...
construct a Confidence interval for the population mean using the information below. Confidence level: 90%, sample...
construct a Confidence interval for the population mean using the information below. Confidence level: 90%, sample size : 139, standard deviation : 17.54, mean : 106.41.
If you construct a 90% confidence interval for the population mean instead of a 95% confidence...
If you construct a 90% confidence interval for the population mean instead of a 95% confidence interval and the sample size is smaller for the 90%, but with everything else being the same, the confidence interval would: a. remain the same b. become narrower c. become wider d. cannot tell without further information.
Assuming that the population is normally​ distributed, construct a 90 % confidence interval for the population​...
Assuming that the population is normally​ distributed, construct a 90 % confidence interval for the population​ mean, based on the following sample size of n equals 6. ​1, 2,​ 3, 4 comma 5​, and 30 In the given​ data, replace the value 30 with 6 and recalculate the confidence interval. Using these​ results, describe the effect of an outlier​ (that is, an extreme​ value) on the confidence​ interval, in general. Find a 90 % confidence interval for the population​ mean,...
Assuming that the population is normally​ distributed, construct a 99​% confidence interval for the population mean...
Assuming that the population is normally​ distributed, construct a 99​% confidence interval for the population mean for each of the samples below. Explain why these two samples produce different confidence intervals even though they have the same mean and range. Sample A: 1,3,3,3,6,6,6,8 Sample B: 1,2,3,4,5,6,7,8 Q1. Construct a 99​% confidence interval for the population mean for sample A. ____ <_ u <_ _____ Q2. Construct a 99​% confidence interval for the population mean for sample B. ____ <_ u...
Construct a 90% confidence interval for the population mean, u. Assume the population has a normal...
Construct a 90% confidence interval for the population mean, u. Assume the population has a normal distribution has a normal distribution. In a recent study of 22 eighth-graders, the mean number of hours per week they played video games was 19.6 with a standard dev of 5.8 hours. Round to the nearest hundreth. A (5.87, 7.98) B (19.62, 23.12) C (17.47,21.73) D (18.63,20.89)
1,) Construct a 90% confidence interval for the population proportion if an obtained sample of size...
1,) Construct a 90% confidence interval for the population proportion if an obtained sample of size n = 150 has x = 30 2.) Construct a 95% confidence interval for the population mean if an obtained sample of size n = 35 has a sample mean of 18.4 with a sample standard deviation of 4.5.
Construct a 90​% confidence interval to estimate the population mean using the accompanying data. What assumptions...
Construct a 90​% confidence interval to estimate the population mean using the accompanying data. What assumptions need to be made to construct this​ interval? x= 55 σ= 11 n=16 What assumptions need to be made to construct this​ interval? A. The sample size is less than 30. B. The population must be normally distributed. C. The population is skewed to one side. D. The population mean will be in the confidence interval.
A 90 % confidence interval (a t interval) for the mean lives (in minutes) of Kodak...
A 90 % confidence interval (a t interval) for the mean lives (in minutes) of Kodak AA batteries is ( 380, 460 ). Assume that this result is based on a sample of size 20 . 4) If the confidence interval (385.2962 ,454.7038) is obtained from the same sample data, what is the degree of confidence? 90% 95% 88% 85%
Assuming that the population is normally​ distributed, construct a 99 % confidence interval for the population​...
Assuming that the population is normally​ distributed, construct a 99 % confidence interval for the population​ mean, based on the following sample size of n equals 5. ​1, 2,​ 3, 4​, and 26 In the given​ data, replace the value 26 with 5 and recalculate the confidence interval. Using these​ results, describe the effect of an outlier​ (that is, an extreme​ value) on the confidence​ interval, in general. Find a 99 % confidence interval for the population​ mean, using the...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT