You need to estimate the mean number of travel days per, Ask an Expert

Statistics

You need to estimate the mean number of travel days per year for outside salespeople. The mean of a small pilot study was 150 days, with a standard deviation of 42 days.

If you must estimate the population mean within 10 days, how many outside salespeople should you sample? Use the 90 percent confidence level.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9367538

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Research research and sample 5000 household concerning tv

Research research and Sample 5000 household concerning TV shows they watch. Based on the sample 18% reported watching 60 Minutes. What is the 95% confidence interval for the proportion of all Americans that watch 60 minu ...

The following is a partial relative frequency distribution

The following is a partial relative frequency distribution of grades in an introductory statistics course. Grade Relative Frequency A .22 B ? C .18 D ...

According to a pew research center poll 22 of adult

According to a Pew Research Center poll, 22% of adult Americans have contributed to an online fundraising project. A random sample of 100 adults is selected. Let the random variable X be the number of adult Americans who ...

Question 1 many high school students take the ap tests in

Question 1. Many high school students take the AP tests in different subject areas. In 2007, of the 144,796 students who took the biology exam 84,199 of them were female. In that same year,of the 211,693 students who too ...

Are there more children diagnosed with autism spectrum

Are there more children diagnosed with Autism Spectrum Disorder (ASD) in states that have larger urban areas over states that are mostly rural? In the state of Pennsylvania, a fairly urban state, there are 245 eight year ...

A brewery pulls 905 bottles of beer to sample them for

A brewery pulls 905 bottles of beer to sample them for quality control . in the past there has been a 0.12 probability that a bottle of beer is defective. Assuming this trend continues, what is the probability that fewer ...

Flyers inc just paid an eps of 49 this year flyers is

Flyers, Inc., just paid an EPS of $4.9 this year. Flyers is expected to maintain a retained earnings ratio of 50% and ROE of 5.5% for the next five years. After the fifth year, ROE is expected to decrease to 3.3%. Applyi ...

1i which of the following characterizes a market ordera a

1) i. Which of the following characterizes a market order? a) A market order, which is considered a small order, is when 100 shares of a stock are ordered b) A market order is when the investor specifies the maximum pric ...

What is the sample size for studies with moe of -35 and -28

What is the sample size for studies with MOE of +/-3.5% and +/-2.8%?, with a confidence level of 95%, sample statistics of .50? Please show work.

The board of a major credit card company requires that the

The board of a major credit card company requires that the mean wait time for customers when they call customer service is at most 3.00 minutes. To make sure that the mean wait is not exceeding the requirement, an assist ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert