Increasing the confidence level of your confidence interval will have what effect on the width of...
Increasing the confidence level of your confidence interval will have what effect on the width of the interval?
It is impossible to tell.
The width will decrease.
The width will remain the same.
The width will increase.
Homework Answers
| The width will increase. |
If we increases confidence level then critical value , margin of error increases => Width of confidence interval wider.
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Increasing the confidence level of your confidence interval will
have what effect on the width of...
Increasing the confidence level causes the width of the confidence interval to increase, decrease, stay the...
Increasing the confidence level causes the width of the confidence interval to increase, decrease, stay the same? [Negative marking will be applied for incorrect answers.]
What will happen to the width of a confidence interval if there is an increase in the: confidence level, sample size, and standard deviation?
Answer and explain. If all other quantities remain the same, what will happen to the width of a confidence interval if there is an increase in the:confidence level;sample size; andstandard deviation
1. What effect does raising the level of confidence have on the width of the confidence...
1. What effect does raising the level of confidence have on the width of the confidence interval? 2. What effect does lowering the the sample size have on the width of the confidence interval? 3. What effect does a smaller population standard deviation have on the width of the confidence interval? 4. Which of the following is the best interpretation for a 99% confidence interval? 5. Based on prior studies, you believe the standard deviation of IQ is normally distributed...
D5: What happens to the width of your confidence interval as you increase your sample size?...
D5: What happens to the width of your confidence interval as you increase your sample size? a. Why does this happen? b. Provide a real world example that explains this concept. c. Find an example in your homework this week that illustrates increasing the sample size and how it changes the width of the confidence level. Provide both the question statement and the solution.
If you are constructing a confidence interval for a population mean, for the same confidence level,...
If you are constructing a confidence interval for a population mean, for the same confidence level, the width of the confidence interval will __________ as the sample size increases. Decrease Increase Stay the same Depends on the sample size
As the confidence level increase, how does the width of the confidence interval change (Width =...
As the confidence level increase, how does the width of the confidence interval change (Width = Upper Limit – Lower Limit)? Why? Does it become more or less precise? can someone help me understand this please?
Suppose you compute a 97% confidence interval. What will happen to the confidence interval if you...
Suppose you compute a 97% confidence interval. What will happen to the confidence interval if you decrease the confidence level to 96%? The confidence interval will widen. The confidence interval will narrow. The width of the confidence interval will stay the same.
True or False? The higher the confidence level, the narrower is the confidence interval for the...
True or False? The higher the confidence level, the narrower is the confidence interval for the mean. Select an answer The most efficient point estimator for the population mean ù is the sample median . Select an answer • To reduce the width of a confidence interval, we can increase the sample size n. Select an answer • As long as the population is normal with variance o’, the statistic (n-1) S2 has a Chi-squared 02 distribution with n degrees...
19. When calculating a confidence interval, keeping the sample size the same but decreasing the confidence level, will a. decrease the width of the confidence interval b. decrease the margin of error...
19. When calculating a confidence interval, keeping the sample size the same but decreasing the confidence level, will a. decrease the width of the confidence interval b. decrease the margin of error c. make us less sure that our confidence interval contains the true parameter d. all of the above 20. A research company polled a random sample of 799 U.S. teens about internet use.0.49 of those teens reported that they had misrepresented their age online to gain access to...
please answer all parts 10.00 points Chapter 8-MC Qu. 49 and confidence level increase, the width...
please answer all parts
10.00 points Chapter 8-MC Qu. 49 and confidence level increase, the width of a confidence interval estimate of the mean If both the sample size O increases. decreases. O may increase, decrease, or stay the same. O stays the same References Multiple Choice Difficulty: 2 Medium
1. What effect does raising the level of confidence have on the width of the confidence interval? 2. What effect does lowering the the sample size have on the width of the confidence interval? 3. What effect does a smaller population standard deviation have on the width of the confidence interval? 4. Which of the following is the best interpretation for a 99% confidence interval? 5. Based on prior studies, you believe the standard deviation of IQ is normally distributed...
D5: What happens to the width of your confidence interval as you increase your sample size? a. Why does this happen? b. Provide a real world example that explains this concept. c. Find an example in your homework this week that illustrates increasing the sample size and how it changes the width of the confidence level. Provide both the question statement and the solution.
Suppose you compute a 97% confidence interval. What will happen to the confidence interval if you decrease the confidence level to 96%? The confidence interval will widen. The confidence interval will narrow. The width of the confidence interval will stay the same.
True or False? The higher the confidence level, the narrower is the confidence interval for the mean. Select an answer The most efficient point estimator for the population mean ù is the sample median . Select an answer • To reduce the width of a confidence interval, we can increase the sample size n. Select an answer • As long as the population is normal with variance o’, the statistic (n-1) S2 has a Chi-squared 02 distribution with n degrees...
19. When calculating a confidence interval, keeping the sample size the same but decreasing the confidence level, will a. decrease the width of the confidence interval b. decrease the margin of error c. make us less sure that our confidence interval contains the true parameter d. all of the above 20. A research company polled a random sample of 799 U.S. teens about internet use.0.49 of those teens reported that they had misrepresented their age online to gain access to...
please answer all parts
10.00 points Chapter 8-MC Qu. 49 and confidence level increase, the width of a confidence interval estimate of the mean If both the sample size O increases. decreases. O may increase, decrease, or stay the same. O stays the same References Multiple Choice Difficulty: 2 Medium
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