Compute the sample proportion that do not meet the standards

Assignment Help Basic Statistics

Reference no: EM131417141

Explain whether or not each of the following scenarios meets the conditions for which the sampling distribution of the sample proportion is approximately normal. If not, explain which condition is violated.

a. Unknown to the government, 10% of all cars in a certain city do not meet appropriate emissions standards. The government wants to estimate that percentage, so they take a random sample of 30 cars and compute the sample proportion that do not meet the standards.

b. The U.S. Census Bureau wants to estimate the proportion of households that have someone at home between 7:00 P.M. and 7:30 P.M. on weeknights to determine whether or not that would be an efficient time to collect census data. They survey a random sample of 2000 households and visit them during that time to see whether or not someone is at home.

c. You want to know what proportion of days in typical years have rain or snow in the area where you live. For the months of January and February, you record whether or not there is rain or snow each day, and then you calculate the proportion.

d. A large company wants to determine the proportion of its employees who are interested in on-site day care. For a random sample of 100 employees, the company calculates the sample proportion who are interested.

Reference no: EM131417141

Questions Cloud

What major changes in political structures : HS150 : What major changes in political structures, and social and economic life, occurred during each of the following?

Draw picture illustrating sampling distribution : Would the mean of 7.1 hours of sleep obtained from the statistics students be a reasonable value to expect for the sample mean of a random sample of 190 adults? Explain.

Interplay between section 7 and section 8 rights : 1. Explain the interplay between Section 7 and Section 8 rights. Also, provide an example of workplace activity (or a workplace scenario) that would help illustrate the interplay between the two sections.

What is the hazard communication standard : 1. What is the hazard communication standard? Explain how this standard applies to the workplace. What should employers do in order to be compliant with this standard? What are the possible implications to an employer for failure to adhere to this..

Compute the sample proportion that do not meet the standards : The government wants to estimate that percentage, so they take a random sample of 30 cars and compute the sample proportion that do not meet the standards.

Dose rome deserve its own age and zeitgeist : The course outline on the Syllabus and the textbooks definitional outline both place ancient Greece and Rome into the same age and sharing the same zeitgest. Construct an argument for or against this choice. in other words, dose Rome Deserve its o..

What is unique about the google culture : What is unique about the GOOGLE culture? Will GOOGLE be able to sustain this type of culture? What might be some aspects of the DARK SIDE of Google

Identify microservices that logically could be included : Identify 5 to 7 microservices that logically could be included in this architecture. Each microservice should be focused on a business concept that would make sense to a non-IT professional at WOU.

Interaction cryptography animation by flash : one screen of text tutorial with sound and second screen the structure that is flow box if the user move the mouse on the any box the sound explain this box

User Account

All Pages