How large sample of one-bedroom apartments to estimate mean

Reference no: EM13127746

You want to rent an unfurnished one-bedroom apartment next year. The mean monthly rent for a random sample of 10 apartments advertised in the local newspaper is $1400. Assume the standard deviation is $220.

How large a sample of one-bedroom apartments would be needed to estimate the mean within $20 with 90% confidence?

Reference no: EM13127746

Questions Cloud

How much heat is required to warm ice : How much heat is required to warm 223 g of ice from -46.3°C to 0.0°C, melt the ice, warm the water from 0.0°C to 100.0°C, boil the water, and heat the steam to 173.0°C?

Differentiation and graphing : Consider the curve 5x3+8xy+5y2 = 45. Use implicit differentiation to calculate the derivative dy/dx. Hence determine the point/s which has/have a horizontal tangent.

Determine if this is an equitable exchange for jack : Five years ago, Jack purchased an Inu Corporation 15-year bond having a face value of $150,000 and paying 6% annual interest. In a "Type E" reorganization, Inu is going to exchange Jack's bond with 10 years remaining for a 5-year bond having a fac..

Violation of the partnership agreement : How might a partner withdrawing in violation of the partnership agreement and without the consent of the other partners be treated? What about a partner who is forced to withdraw?

How large sample of one-bedroom apartments to estimate mean : How large a sample of one-bedroom apartments would be needed to estimate the mean within $20 with 90% confidence?

Economy in tax-sparing credits : What benefits do you see for the U.S. economy in tax-sparing credits? Should it be expanded or reduced? Why or why not?

Writing and editing : Select one of the quotes provided here and discuss what you think the writer is trying to convey about writing and editing. Then, describe the challenges you have had and the benefits you have experienced with revising and polishing written work.

Product rule-quotient rule and composite rule : In each of the following parts, you should simplify your answers where it is appropriate to do so. Write down the derivative of each of the functions

How many of students expect to have heights more : Assuming that the heights are recorded to the nearest half-centimeter, how many of these students would you expect to have heights.

User Account

All Pages