A researcher has constructed an 80% confidence interval of u=45 + 8 , using a sample of n=25 scores.
Question: A researcher has constructed an 80% confidence interval of u=45 + 8 , using a sample of n=25 scores.
a. What would happen to the width of the interval if the researcher had used a larger sample size?
b. What would happen to the width of the interval if the researcher had used 90% confidence instead of 80%?
c. What would happen to the width of the interval if the sample variance increased? (assume other factors are held constant.)
Price: $2.99
See Answer: The answer consists of 1 page
Deliverable: Word Document![](/images/msword.png)
Deliverable: Word Document
![](/images/msword.png)