(Answered) At one hospital 674 women were diagnosed with breast cancer

Economics

At one hospital, 674 women were diagnosed with breast cancer. Five years later, 88% of the Caucasian women and 83% of the African American women were still alive. A researcher concludes that being Caucasian causes women with breast cancer to have an increased chance of surviving five years. Since there is no random assignment and there may have been lurking variables, this conclusion is not justified. Which of the following are possible lurking variables?

View complete question

Business Economics, Economics

Category:- Business Economics
Reference No.:- M93070831
Price:- $10

Verified Expert

Priced at $20 Now at $10, Verified Solution

Have any Question?Write your Review or question?

Related Questions in Business Economics

A binomial process has 892 trails and a probability of

A binomial process has 892 trails and a probability of success of 0.78. What is the standard deviation of this process distribution?

Suppose the amount of sun block lotion in plastic bottles

Suppose the amount of sun block lotion in plastic bottles leaving a filling machine has a normal distribution. The bottles are labeled 300 milliliters (ml) but the actual mean is 302 ml and the standard deviation is 2 ml ...

Why are common stock and bond yields important what happens

Why are common stock and bond yields important? What happens if bond interests aren´t paid and what is the difference between common stock and bond investors?

In a health club research shows that on average patrons

In a health club, research shows that on average, patrons spend an average of 42.5 minutes on the treadmill, with a standard deviation of 4.8 minutes. It is assumed that this is a normally distributed variable. Find the ...

1 the following table shows the prices and quantity

1. The following table shows the prices and quantity demanded of Alberta wheat in 2014 and 2015. The change in 2012 resulted from exceptional weather, resulting in a bumper crop. 2014 2015 Bushels demanded 1.74 billion 1 ...

Television viewing reached a new high when the global

Television viewing reached a new high when the global information and measurement company reported a mean daily viewing time of 8.35 hours per household. Use a normal probability distribution with a standard deviation of ...

Tests can determine with some degree of accuracy whether a

Tests can determine, with some degree of accuracy, whether a subject indeed has the disease for which s/he is being tested. For instance, a new screening procedure for heart disease was tested on 100 patients with heart ...

A forced-choice design is often used to compare the

A forced-choice design is often used to compare the attractiveness of pheromones to insects. A Y-tube is used. The pheromone is place on one branch; the control on the second branch; and the insect on the third branch. T ...

The managers of a car store observe that 70 of all the cars

The managers of a car store observe that 70% of all the cars they sell are bought by people who already own a car. They also observe that 50% of the customers who come to the store but do not buy a car, already own one. ...

Suppose that there is a prize ceremony awarding prizes to

Suppose that there is a prize ceremony awarding prizes to 10 ?nalists. Each ?nalist is going to get exactly one prize, but assume that each has an equal probability of receiving any given prize. The grand prize is $5000, ...

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

Recent Questions

Ask Business Economics Expert