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

Author Question: Imagine that a group of researchers conducted a study designed to test the effectiveness of ... (Read 113 times)

bobypop

  • Hero Member
  • *****
  • Posts: 539

Question 1

If you wanted to predict test scores based on amount of time spent studying, which statistic would you need to use?

variance
correlation coefficient
standard deviation
central tendency

Question 2

Imagine that a group of researchers conducted a study designed to test the effectiveness of subliminal-message weight-loss tapes. Suppose the researchers found that everyone lost weight during the study, even those who were given tapes without any subliminal messages. What could we conclude from the results?

The independent and dependent variables in the study are negatively correlated.
There is evidence that the study contained confounding variables.
There is evidence of a placebo effect.
Subliminal tapes are effective in promoting weight loss.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by bobypop on Oct 8, 2020

Bsand8

  • Sr. Member
  • ****
  • Posts: 327
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 56% of students answer this correctly




bobypop

  • Member
  • Posts: 539
Reply 2 on: Oct 8, 2020
YES! Correct, THANKS for helping me on my review


kthug

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

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?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

For a complete list of videos, visit our video library