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 64 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?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Over nearly 30 years, humans removed many polar bears for a variety of reasons, from a population in Over nearly 30 years, humans removed many polar bears for a variety of reasons, from a population in
Increased risk of trisomy with maternal age. Increased risk of trisomy with maternal age.
Remedies for insomnia include increased physical exercise and time spent outdoors. Remedies for insomnia include increased physical exercise and time spent outdoors.
Three factors that influence the distribution of Na+ and K+ ions across the neural membrane. Three factors that influence the distribution of Na+ and K+ ions across the neural membrane.
Population Growth Versus Stability Population Growth Versus Stability
Policies on fertility and population growth Policies on fertility and population growth
Video: Anaphylaxis Animation

For a complete list of videos, visit our video library