Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Test the independence of attributes.

With double-digit annual percentage increases in the cost of health insurance, more and more workers are likely to lack health insurance coverage (USA Today, January 23, 2004). The following sample data provide a comparison of workers with and without health insurance coverage for small, Medium, and large companies. For the principle of this study, small companies are companies that have fewer than 100 employees. Medium companies have 100 to 99 employees, and large companies are companies that have 1000 or more employees. Sample data are reported for 50 employees of small companies, 75 employees of medium companies, and 100 employees of large companies.

Statgraphics or Excel is recommended for this problem.

Health Insurance

Size of Company

Yes

No

Total

Small

36

14

50

Medium

65

10

75

Large

88

12

100

a. Conduct a test of independence to determine whether employee health insurance coverage is independent of the size of the company. Use α = .05.
Compute the value of the X2 test statistic (to 2 decimals).
What is the p-value?
What is your conclusion?

b. The USA Today article indicated employees of small companies are most likely to lack health insurance coverage. find out the percentage of employees without health insurance based on company size (0 decimals).
Small _____ %
Medium _____ %
large _____ %
founded on the percentages find outd above, what can you bring to a close?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922934

Have any Question? 


Related Questions in Statistics and Probability

Suppose a new student honors societynbspalpha alpha

Suppose a new student honors society, Alpha Alpha Alpha, is going to start at Harvard. Alpha Alpha Alpha aims to be exclusive and only wants the best students.Currently, there are about 10,000 students enrolled at Harvar ...

A researcher obtained a sample of 180 participants between

A researcher obtained a sample of 180 participants between the ages of 18 and 24 and calculated the phi coefficient between whether they smoked cigarettes and whether they used marijuana (yes vs. no). Because the correla ...

1nbspthe owner of a professional basketball team claims

1) The owner of a professional basketball team claims that the mean attendance at games is over 25,000 and therefore the team needs a new arena. Determine whether the hypothesis test for this claim is left-tailed, right- ...

A researcher conducted an experiment on the effects of a

A researcher conducted an experiment on the effects of a new "drug" depression. The researcher had a control group, and an experimental group that received nothing, a placebo group, and an experimental group that receive ...

In a health insurance experiment performed in a super

In a health Insurance experiment performed in a Super Specialty Hospital 4 types of insurance categories patients are expected to occur in the proportion of 9: 3: 3: 1. The observed frequencies are 891 Insured and Surgic ...

An economist wants to estimate the mean per capita income

An economist wants to estimate the mean per capita income (in thousands of dollars) for a major city in Texas. He believes that the mean income is $23.8, and the standard deviation is known to be $8.9. How large of a sam ...

Discuss the changes in beliefs from the end of the

Discuss the changes in beliefs from the end of the pre-modern period into the modern period, providing two (2) examples. Discuss how these changes have impacted current practice in psychology, providing two (2) examples.

Please show the work step by step to make it

Please show the work step by step to make it understandable. A random sample of 16 students showed that the variance in the number of hours they spend studying for a final exam was 25 hours 2 Part a. Construct a 95% conf ...

Suppose that the number of men equals the number of women

Suppose that the number of men equals the number of women. Prove the following claims, or provide counterexamples: (a) For every pair of matchings there exist preference relations for which these are two stable matchings ...

1 how do mixed expericorr designs differ from other

1. How do mixed/ expericorr designs differ from other experimental designs? 2. Distinguish between an independent variable and a subject variable.

  • 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