SUPPOSE THAT SCORES ON A STANDARDIZED TEST IN MATHEMATICS TAKEN BY STUDENTS FROM

Suppose that scores on a standardized test in mathematics taken by students from large and small high schools are N(mX, s2 ) and N(mY, s2 ) respectively, where s2 is unknown. A random sample of n = 16 students from large high schools yielded an average and standard deviation of 81.31 and 7.8 respectively. A random sample of n = 16 students from small high schools yielded an average of 78.61 and sample standard deviation of 7.0. Find a 95% confidence interval for the difference of the population means.

Answers

Related Questions

For Nyanya...

 Short answers . 500 words for total100 for each question Accounting homework  Write a 100-word essay describing the purpose of a trial balance an...

English Essay...

 In "Off to Work She Should Go," Linda Hirschman argues that women should not exit the workforce to be fulltime mothers. In the West, particularly th...

ENG...

As Behrens and Rosen note, we must be willing and able to evaluate critically any and all potential source materials.  The following is an elaboratio...

Communication and Ethical Issues...

Read the article, "Cold Case Collections: Eager to Close Investigations, Police get Creative in Collecting Suspects' DNA" in this week's Elect...

family communications forum due asap...

After dating for about a year, George and Martha discovered they were going to have a baby.  They decided to move in together, had the baby, and then...

Essay question 2...

2) Essay Exam #2 Overview:-Should be four (4) to six (6) pages long.-Essay will use Times New Roman font, 12 point font size, double-spacing, and will...

Ecological Services...

Ecological ServicesIn a 2-3 page paper, using APA-style formatting, define and discuss the concept of ecological services. Then, review the “Ecologi...

Gender and society Assignement 4 of 4...

Assignment Four Final DraftThe final draft is the last step in completing the research project.  The specific instructions and grading rubric for Ass...

English homework...

choose one topic......see the attached instructions Our experiences can influence our behaviour.  A person’s view of the world may change over ti...

for AllRoundBest Tutor...

just needs a reply to .. atleast 100 words there main reason for all of the crusades was to rescue the Holy Land from the Muslims. The First Crusade...

Positive Social Change in role of Licensed Profess...

 Due Sunday 03/27/16 by 10:00 PM (22:00) Please have done by deadline I have got burnt over and over again.  Any Questions Ask Please…. Please fol...

CRJ 100 Week 8 Assignment - Trials and Verdicts...

In preparation for this assignment, please view the Jurisville scenarios and resulting simulations from Weeks 5 through 7 in Unit 2: Courts. In the s...

Planned Change in a Department or Unit...

Planned Change in a Department or UnitHealth care organizations are continuously immersed in change from the emergence of new policies, to promote qua...

2 page essay...

In a two-page essay, compare and contrast the federal and state guidelines or requirements for building evacuations (preparation of and conducting), w...

Safety Profession Powerpoint 8 slides...

     You have been invited to present to a group of working adults who have identified themselves as potential candidates for the safety professi...

Gender Influences in Relationships...

 Due Sunday 03/27/16 by 10:00 PM (22:00) Please have done by deadline I have got burnt over and over again.  Any Questions Ask Please…. Please fol...

New Product Launch Marketing part III...

new due saturday by 12pm pst  only do highlighted part 200 words each along with one slide for each. Executive summarySituational analysisMarket gro...

Two accountants for the firm of Elwes and Wright a...

E4-5 (Multiple-Step and Single-Step) Two accountants for the firm of Elwes and Wright are arguing about the merits of presenting an income statement i...

REL 212 Week 10 Assignment 1 - World View Chart Wr...

This assignment uses the information you have gathered for your weekly World View Chart Assignments. Choose one (1) category (origin of all things, na...

Haiey tutor...

A1Write a 1,050- to 1,400-word paper, which addresses the following:The role of diversity in the development of the arts and how it changed throughou...

to reseaechpro who been doing my homework...

Course Project(4c-d) Having already considered a variety of HR concerns as they relate to your selected integrative case (either Southwest Airlines or...

Programmatic Assessment- Personality Development P...

Write a 1,400- to 1,750-word paper that examines the influences of traits—such as trait theory—and biology—such as temperament—on personality...

PAD 505 WEEK 9 DISCUSSION (FOUR DIFFERENT VERSION...

PAD 505 WEEK 9 DISCUSSION DISCUSSION 1 "Multiyear Plans" Please respond to the following:Copy and Paste this Format when responding (do not post att...

8 Pages reseach (Art History)...

Due Date: April 6Course: WORLD ARTS AND IDEASLevel: 150 (College)
Page length: 8 pages
0% Plagiarism 100% UndetectableIdea #5- The Self:Many artis...

If you didn't find the right answer

Ask Your Questions, We'll notify you once someone answers it