« previous next »

Author Question: Door-to-door interviews are still used heavily by researchers. Indicate whether the statement is ... (Read 53 times)

nramada

  • Hero Member
  • *****
  • Posts: 580
on: Jun 29, 2018
Door-to-door interviews are still used heavily by researchers.
 
 Indicate whether the statement is true or false

Question 2

The degrees of freedom are calculated as d.f. = n - 1 when using the t-test for comparing two means.
 
 Indicate whether the statement is true or false


pami445

  • Sr. Member
  • ****
  • Posts: 303
Reply #1 on: Jun 29, 2018
Answer to Question 1

F
Door-to-door interviews are becoming a thing of the past due to security reasons or executives who are too busy to grant personal interviews during business hours.

Answer to Question 2

F
In a test of two means, degrees of freedom are calculated as d.f. = n - k, where n = n1 + n2 and k = number of groups.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

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?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

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).

The correct statement about hormones-insulin and glucagon The correct statement about hormones-insulin and glucagon
Henry Fox Talbot, The Open Door. Henry Fox Talbot, The Open Door.
Researchers have found that science instruction can be quite effective in grades 4 to 7. Researchers have found that science instruction can be quite effective in grades 4 to 7.
Example of Reconciling a Bank Statement Cont. Example of Reconciling a Bank Statement Cont.
Projections of global temperature depend heavily on the level of future greenhouse gas emissions Projections of global temperature depend heavily on the level of future greenhouse gas emissions
Location of brain lesions in Alzheimer disease. Plaques are concentrated most heavily in the amygdal Location of brain lesions in Alzheimer disease. Plaques are concentrated most heavily in the amygdal
Video: Summation - defined, spatial, temporal & AP generation or not

For a complete list of videos, visit our video library