SOLUTION: The market researcher�s boss would like a more precise (narrower) confidence interval than the one reported in Q 6. What are two things the market researcher might choose to do to

Question 924081: The market researcher�s boss would like a more precise (narrower) confidence interval than the one reported in Q 6. What are two things the market researcher might choose to do to make the confidence interval narrower?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
ME = z (sd/sqrt(n)
ME less...(making the confidence interval narrower)
1. Increase sample size
2. decrease critical value (Use 95% confidence Level vs 99% confidence level, for ex)
RELATED QUESTIONS
The width of a confidence interval is a measure of its precision. The narrower the... (answered by Boreal)

Which of the following will make a confidence interval narrower and more precise? A.... (answered by chanteal84)

The sample data below have been collected based on a simple random sample from a normally (answered by ikleyn)

The well-known psychologist Dr. Elbod has established what he calls his Generalized... (answered by ikleyn)

The least-squares regression equation for our data is �hat" y = 8.44 - 0.33x . with 3... (answered by ikleyn)

45) In a random sample of 810 women employees, it is found that 81 would prefer working... (answered by oscargut)

200 laboratory sample orders were reviewed and it was determined that the mean turnaround (answered by stanbon)

One of your friends knows that you are taking a statistics course and asks for your help... (answered by stanbon)

Explain what is wrong and why is it wrong. The higher the confidence level, the narrower... (answered by richard1234)