+1-415-315-9853

info@mywordsolution.com

## Statistics

Find out if the variable in problem is a confounder

1. A study of relationship between exercise and heart attacks that is conducted between women who don't smoke.  Determine whether gender is confounder.

2.  A case-control study of relationship between liver cirrhosis between both non alcoholics and alcoholics. Determine whether smoking is confounder.

3. Interpret the results of following studies

An odds ratio of 1.2 (95% confidence interval: 0.8-1.5) is found for association of low socioeconomic status and occurrence of obesity.

Statistics and Probability, Statistics

• Category:- Statistics and Probability
• Reference No.:- M918355

Have any Question?

## Related Questions in Statistics and Probability

### A square pulse of widtnbspnbspplus zero-mean white gaussian

A square pulse of widt   plus zero-mean white Gaussian noise is input to a filter with impulse response  (a) Find the value of the constant such that the SNR at the output of the filter will be maximum. (b) Assuming the ...

### Letnbspwhere a t is a wide sense stationary random process

Let  where A (t) is a wide sense stationary random process independent of  be a random variable distributed uniformly over   Define a related process   are stationary in the wide sense but that the cross-correlation   be ...

### 1an understanding of statistics is necessary in any job

1) An understanding of statistics is necessary in any job. The use of statistics can help provide answers to many questions. Please, post a question you think that statistics may help you answer and explain why statistic ...

### Construct a 95 confidence interval for mu1-mu2 with the

Construct a 95 % confidence interval for μ1-μ2 with the sample statistics for mean calorie content of twobakeries' specialty pies and confidence interval construction formula below. Assume the populations are approximate ...

### Text barbara illowsky page 271 problem 88a school

Text: Barbara Illowsky Page 271, Problem 88 A school newspaper reporter decides to randomly survey 12 students to see if they will attend Tet (Vietnamese New Year) festivities this year. Based on past years, she knows th ...

### The average number of cars per hour arriving at a toll

The average number of cars per hour arriving at a toll booth is 57 while the standard deviation is 15. (a) Use Markov's inequality to find an upper bound on the probability of having more than 200 cars arrive in an hour. ...

### 1 if you lived in england in seventeenth century and

1. If you lived in England in seventeenth century and decided that you wanted to emigrate to the new world, which colony would you have chosen, Virginia or Massachusetts bay? why? 2. Discuss possible motivation for john ...

### A study of nonfatal occupational injuries in the united

A study of nonfatal occupational injuries in the United States found that about 31% of all injuries in the service sector involved the back. The National Institute for Occupational Safety and Health (NIOSH) recommended c ...

### Cards are drawn from a standard 52-card deck until an ace

Cards are drawn from a standard 52-card deck until an ace is drawn. After each card is drawn, it is put back in the deck and the cards are reshuffled so that each card drawn is independent of all others. (a) Find the pro ...

### Let and be random variables with means mux and muy

Let and be random variables with means μ X and μ Y , variences σ 2 X and σ 2 Y ,   and correlation coefficient ρ X ,Y (a) Find the value of the constant which minimizes    (b) Find the value of  when A  is given as deter ...

• 13,132 Experts

## 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.

### A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

### What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

### Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

### Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

### Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate