This topic contains a solution. Click here to go to the answer

Author Question: You have been discussing a research project with your friend Jerri. Jerri has told you that her ... (Read 100 times)

ahriuashd

  • Hero Member
  • *****
  • Posts: 535
You have been discussing a research project with your friend Jerri. Jerri has told you that her research hypothesis states, the mean of population 1 is less than the mean of population 2 .
 
  How would you write this research hypothesis in symbols?
 
  a. H1 1 < 2
  b. H0 1 < 2
  c. H1 1  2
  d. H0 1 = 2

Question 2

Threats to internal validity are threats to saying __________.
 
  a. the independent variable caused the change in the dependent variable.
  b. the dependent variable caused the change in the independent variable.
  c. the results can be generalized to other populations.
  d. the results are due to chance.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

HandsomeMarc

  • Sr. Member
  • ****
  • Posts: 360
Answer to Question 1

A

Answer to Question 2

A




ahriuashd

  • Member
  • Posts: 535
Reply 2 on: Jul 13, 2018
Excellent


ttt030911

  • Member
  • Posts: 315
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

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).

For a complete list of videos, visit our video library