Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Three groups of senior citizens with the different education levels are surveyed to find whether or not they're confused by new medicare drug benefit plan. Using following data, test the hypothesis that there is no significant defference in proportion of seniors confused among the three groups regardless of education level.

Employ 5 % significance level.

Education Level

College +

High School

Less than High School

Total

Number Confused

60

120

160

340

Number Not Confused

90

130

40

260

Total

150

250

200

600

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M917815

Have any Question? 


Related Questions in Statistics and Probability

1 what is a factorial design why are factorial designs used

1. What is a factorial design? Why are factorial designs used more frequently than one-way designs? 2. How many independent variables are involved in a 3 x 3 factorial design? How many levels are there of each variable? ...

Bob like peggy wants to know if his cookies are special but

Bob, like Peggy, wants to know if his cookies are special, but all he knows are the class average of 21.65 chips per cookie, and his own data for his 10 cookies: 12,14,15,12,12,13,17,15,15,22. Conduct all six steps of hy ...

Otto is trying out for the javelin throw to compete in the

Otto is trying out for the javelin throw to compete in the Olympics. The lengths of his javelin throws are normally distributed with a mean of 310 feet and a standard deviation of 13 feet. What is the probability that th ...

Prove that if romeo and juliet are matched to each other

Prove that if Romeo and Juliet are matched to each other under both the men's courtship and the women's courtship algorithms, then they are matched to each other under any stable matching.

1 how can partial correlation help researchers explore

1. How can partial correlation help researchers explore possible causal relationships among correlated variables? 2. When is the Spearman rank-order correlation used? 3. What is a dichotomous variable? What correlations ...

A jury composed of seven members is called upon to find an

A jury composed of seven members is called upon to find an accused individual either guilty or innocent. Debbie is the jury forewoman, with Bobby and Jack appointed vice-foremen. The jury includes four more jurors, in ad ...

These are pretty similarthe population standard deviation

These are pretty similar: The population standard deviation of the number of people who shop online is 3.1. If you want to be 99% confident that the sample mean is within 2% of the population mean, how many people must b ...

It is estimated that 89 of senior citizens suffer from

It is estimated that 89% of senior citizens suffer from sleep disorders and 8% suffer from anxiety. Moreover, 5% of senior citizens suffer from both sleep disorders and anxiety. (a) Given that a senior citizen suffers fr ...

A student scored 81 on a chemistry test and 75 on a history

A student scored 81 on a chemistry test and 75 on a history test. For the chemistry test, the mean was 70 and the standard deviation was 20. For the history test, the mean was 65 and the standard deviation was 8. Did the ...

Two pollsters are conducting surveys to estimate the

Two pollsters are conducting surveys to estimate the proportion of Clarkston, Michigan citizens who support a bond issue to build a sports stadium. Both pollsters use the same methods; however, their sample sizes differ. ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro