Find out sample size are large enough perform the suitable

Assignment Help Mathematics
Reference no: EM13473359

In 2004, a sample of 250 household in NY showed that 62 paid their monthly phone bills by debit card. in 2009 a sample of 350 household in the same city showed that 110 paid their monthly phone bill by debit card. Based on the sample data, can we conclude that there is difference between the population proportion of 2004 household and 2006 household in the same city? a. determine the sample size are large enough. b. conduct the appropriate hypothesis test. Report with p-value, would null hypothesis be rejected? c. calculated pooled estimated for overall.

Reference no: EM13473359

Questions Cloud

Write a bad newsletter to a customer who has requested an : write a bad newsletter to a customer who has requested an exemption to a companys policy. possible requests that would
Albert pujols of the st louis cardinals had the highest : albert pujols of the st. louis cardinals had the highest batting average in the 2003 major league baseball season. his
It takes 70 inches of ribbon to make a bow and wrap the : it takes 70 inches of ribbon to make a bow and wrap the ribbon around the box.the bow takes 32 inches of ribbon. the
An educational statistics professor is examining his grade : this portion of the final exam draws upon the knowledge and skills you acquired throughout this course by asking you to
Find out sample size are large enough perform the suitable : in 2004 a sample of 250 household in ny showed that 62 paid their monthly phone bills by debit card. in 2009 a sample
Inventory the most significant factors a restaurant owner : inventory the most significant factors a restaurant owner should consider when selecting food to purchase. provide one
Construct a histogram to represent these data what do you : suppose procter amp gamble sells about 20 million bars of soap per week but the demand is not constant and production
Wirte about an electronic device that you cannot live : wirte about an electronic device that you cannot live without. why do you have this attachment.how is the device a part
A supermarket chain is interested in exploring the : a supermarket chain is interested in exploring the relationship between the sales of its store-brand canned vegetables

Reviews

Write a Review

Mathematics Questions & Answers

  Finding solutions of congruence

Find the solutions of the congruence 12x^2 + 25x = 10 (mod 11). [Hint: Show the congruence is equivalent to the congruence 12x^2 + 25x + 12 = 0 (mod 11).

  Application of mean value theorem to parabola

Please give a short answer as to why the following is true: Let p(x) = Ax^ 2+ Bx + C. For any interval [a,b] the value of c guaranteed by the Mean Value theorem is the midpoint of the interval.

  What was his taxable income

javon is in a 28% tax bracket for his federal income tax. if the amount of money that he paid for federal income tax was $23,520, what was his taxable income?

  Find the vector equation of the tangent line

For the following curve, find the vector equation of the tangent line at t0, and state the slope of the tangent line at t0. [Note that the slope of a vector v=(v1,v2) is v2/v1].

  Find the least squares approximation

Find the least squares approximation of e^x over the interval [0,1] by a polynomial of the form ao+a1x. Find the mean square error of the approximation.

  How many students in the school are not members

How many students in the school are not members of either the gymnastic team or the chess team. How many students in the school are not members of either the gymnastic team or the chess team?

  What was the average temperature at the airport

Records indicate that t hours past midnight, the temperature at the local airport was f(t) = -0.3t^2+4t+10 degrees Celsius. what was the average temperature at the airport between 9:00am and noon?

  Find the stopping distance required by an alfa romeo

According to Car and Driver, an Alfa Romeo going 70 mph requires 177 feet to stop. Assuming that the stopping distance is proportional to the square of the velocity, find the stopping distance required by an Alfa Romeo going at 30 mph and at 140 m..

  Three different representatives to visit what is probability

The United States House of Representatives has 78 women representative with 59 being democrats and 19 being republicans. If a lobbyist for AARP randomly selects three different representatives to visit what is the probability

  Detailed explanation of venn diagram

The Action Sports Network surveyed 265 of its viewers to determine which sports they watched most often. The results of the survey showed:

  What is the probability distribution approppiate

suppose the people in a neighborhood wait for a bus that is supposed to come every 8 minutes. the bus arrives in 2 minutes, 6 minutes what is the probability distribution approppiate.

  Determine the mean of the sampling distribution of p

according to a survey in a country 38 of adults do not have any credit cards. suppose a simple random sample of 900

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