This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When a test has been shown to be measuring what it purports to measure, then we may assume that ... (Read 44 times)

acc299

  • Hero Member
  • *****
  • Posts: 569
on: Jun 20, 2018
When a test has been shown to be measuring what it purports to measure,
  then we may assume that the test is
 
  a. reliable
  b. valid
  c. containing only homogeneous items
  d. containing only heterogeneous items

Question 2

SY is the symbol for _____.
 
  a. sample standard deviation
  b. estimated population standard deviation
  c. standard error of the mean
  d. standard error of the estimate


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frankwu0507

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Jun 20, 2018
Answer to Question 1

b

Answer to Question 2

d


acc299

  • Member
  • Posts: 569
Reply 2 on: Jun 20, 2018
Gracias!

essyface1

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Biopsy. Various forms of gynecological biopsy are shown. Biopsy. Various forms of gynecological biopsy are shown.
Earthquakes—Another Test For Plate Tectonics Earthquakes—Another Test For Plate Tectonics
Shown here is Sigmund Freud in 1931 as he poses for a sculptor in Vienna, Austria. Although Freud ... Shown here is Sigmund Freud in 1931 as he poses for a sculptor in Vienna, Austria. Although Freud ...
The 2-deoxyglucose technique. The accumulation of radioactivity is shown in three frontal sections ... The 2-deoxyglucose technique. The accumulation of radioactivity is shown in three frontal sections ...
Metric System: Measure of Weight and Volume Metric System: Measure of Weight and Volume
Nurse measuring the recumbent height of a toddler Nurse measuring the recumbent height of a toddler
Video: Elementary kinetics

For a complete list of videos, visit our video library