Estimate the minimum sample size needed

Assignment Help Mathematics
Reference no: EM13181262

A government survey conducted to estimate the mean price of houses in a metropolitan area is designed to have a margin of error of $10,000. Pilot studies suggest that the population standard deviation is $70,000. Estimate the minimum sample size needed to estimate the population mean with the stated accuracy. Show all work.

Reference no: EM13181262

Questions Cloud

What are the calulations to solving the problem : Based on this sample, the 95% confidence interval of the population proportion of working parents who feel they spend too little time with their children because of work commitments is? What are the calulations to solving this problem?
Explain mix together to make the required volume : The protein needs to be in 1X buffer and in a total volume of 0.100 mL. You are given a 5mg/mL protein solution, a 20X sample buffer, and distilled water. How much of each wuld you mix together to make the required volume?
The seventeenth amendment to the constitution : The Seventeenth Amendment to the Constitution, ratified in 1913, marked the first time that U.S. Senators were
Find the amount of water : the function w(d)=0.112d approximates the amount, in centimeter,s, of water that results from d cm of snow melting. Find the amount of water that results from snow melting from depthsof 10cm, 38cm, and 57cm.
Estimate the minimum sample size needed : Estimate the minimum sample size needed to estimate the population mean with the stated accuracy. Show all work.
Identify the compound from its spectra : A bottle is labeled only "Compound B (C6H12)" and contains a colorless liquid. You have been called in as an expert to identify this compound from its spectra
How much money must be paid to current creditors : Construct the statement of stockholders' equity for December 31, 2012. No common stock was issued during 2012. Write out all your answers completely. For example, 25 million should be entered as 25,000,000. Round your answers to the nearest share ..
Find the margin of error for the 95% confidence interval : A researcher wishes to estimate the proportion of college students who cheat on exams. A poll of 490 college students showed that 33% of them had, or intended to, cheat on examinations. Find the margin of error for the 95% confidence interval. Sho..
What is the arrival rate per hour : What is the probability that at least one student will visit the game room during the next 20 minutes?

Reviews

Write a Review

Mathematics Questions & Answers

  Find the derivatives

Please show work step by step. Find the derivatives of.

  Write an algebraic expression that represents the area

The perimeter of a rectangle is twice the length plus twice the width. The area of a rectangle is the product of its length and width. Suppose we let l represent the length and w represent the width of a rectangle.

  Assume that the shoppers arrive at the checkout lane

T.J.'s market is a small local grocery store with only one checkout counter. Assume that the shoppers arrive at the checkout lane at an average rate of 15 customers per hour and that the average order takes 3 minutes to ring up and bag.

  Define probability distribution function

Suppose that X and Y are continuous random variables with joint pdf (probability distribution function). Please give step-by-step process for solving the following problem.

  Kernel and homomorphism of groups and n

If A and B are subsets of a group G, define AB = {ab | a 2 A, b 2 B}. Now suppose phi: G -> G0 is a homomorphism of groups and N = Ker(phi) is its kernel.

  What proportion is between 150 and 140 centimeters

What proportion is between 150 and 140 centimeters

  Compute empirical probability - coin toss

Empirical Probability - Coin Toss. Use the empirical method to estimate the probability. You count 42 heads when you toss a coin 100 times

  Information about average speed

Assume that a watermelon dropped from a tall building falls y=16t^2 in t sec. Find the watermelon's average speed during the first 3 sec of fall and the speed at the instant t=3sec.

  How many boxes of each type of pen did he buy

A man ordered 3 times a many boxes of ballpoint pens as boxes of felt-tip pens. Ballpoint pens cost $4.37 per box. Felt-tip cost $3.44 per box. Total cost is $82.75. How many boxes of each type of pen did he buy?

  Explanation to statistics and probability

Explanation to "Statistics - Probability" question Suppose you randomly place 'r' indistinguishable balls into 'n' boxes. (a) how many different ways do you have

  Find the difference in the average number of people

Find the difference in the average number of people

  At what tax rate would an investor

Corporate bonds issued by Johnson Corporation currently yield 8%. Municipal bonds of equal risk currently yield 6%. At what tax rate would an investor be indifferent between these two bonds?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd