This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If the population variance is increased and other factors are the same, the width of a confidence ... (Read 55 times)

storky111

  • Hero Member
  • *****
  • Posts: 561
on: Jul 24, 2018
If the population variance is increased and other factors are the same, the width of a confidence interval for the population mean tends to increase.
  Indicate whether the statement is true or false

Question 2

Indicate whether a negative or a positive correlation coefficient would be expected in a study involving the following two indicated variables: As the amount of aspirin increases, the platelet aggregation decreases.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dudman123

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jul 24, 2018
Answer to Question 1

T

Answer to Question 2

Negative


storky111

  • Hero Member
  • *****
  • Posts: 561
Reply #2 on: Jul 24, 2018
Both answers were spot on, thank you once again


dudman123

  • Sr. Member
  • ****
  • Posts: 304
Reply #3 on: Jul 24, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Natural selection of a population for dark coloration. Natural selection of a population for dark coloration.
Projected Ethnic Changes in U.S. Population to 2050 Projected Ethnic Changes in U.S. Population to 2050
Projections of the Racial-Ethnic Makeup of the U.S. Population Projections of the Racial-Ethnic Makeup of the U.S. Population
Population Growth and Change Population Growth and Change
Population and Settlement Population and Settlement
Poverty and population growth Poverty and population growth
Video: Labor and Childbirth - The Three Stages of Labor: Dilation, Expulsion & Placental مراحل الولادة

For a complete list of videos, visit our video library