« previous next »

Author Question: Portfolio selection problems should acknowledge both risk and return. Indicate whether the ... (Read 92 times)

newbem

  • Hero Member
  • *****
  • Posts: 579
on: Jun 24, 2018
Portfolio selection problems should acknowledge both risk and return.
  Indicate whether the statement is true or false

Question 2

A researcher is testing a new painkiller that claims to relieve pain in less than 15 minutes, on average.
 a. State the hypotheses associated with the researcher's test.
  b. Describe a Type I error for this situation.
  c. Describe a Type II error for this situation.


tennis14576

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jun 24, 2018
Answer to Question 1

T

Answer to Question 2

a. H0:   15
Ha:  < 15
b. A Type I error for this situation would be to incorrectly conclude that the average pain relief time is less than 15 minutes.
c. A Type II error for this situation would be to fail to conclude that the average relief time is less than 15 minutes when the average relief time actually is less than 15 minutes.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Bartel and Szostak demonstrated chemical selection for RNA molecules that can catalyze phosphoester Bartel and Szostak demonstrated chemical selection for RNA molecules that can catalyze phosphoester
Vision. Normal vision and vision problems. Vision. Normal vision and vision problems.
Blending inheritance formed the basis of nineteenth-century critiques of evolution by natural select Blending inheritance formed the basis of nineteenth-century critiques of evolution by natural select
How to solve word problems with two unknowns (Question 3) How to solve word problems with two unknowns (Question 3)
Return to the icehouse Return to the icehouse
Maternal age is the major risk factor for autosomal trisomies of all types. By age 42, about one in Maternal age is the major risk factor for autosomal trisomies of all types. By age 42, about one in
Video: Cardiac Cycle (Part 3 of 4)

For a complete list of videos, visit our video library