Answer:
Internal validity.
Explanation:
Internal validity is the study in which trust relationship is build between treatment and outcome. This relationship is known as <em>cause-and-effect. </em>
In this type research, the studies are based on whether the finding is questionable or not. The research which can overrule the possibility of alternative explanations of our findings is internally valid.
The threats of internal valid study are:
- <u>Natural Improvement </u>
- <u>Maturation</u>
- <u>Historical Events</u>
- <u>Placebo effects</u>
- <u>Nonspecific effects</u>.
So, the correct answer is 'Internal validity'.
Sorry i don’t speak English
The answer is C. to join forces against america because their idea was to enhance wealth and focus on their economy.
Answer:
I'm going to guess the federal budget deficit.
Explanation:
The answer is "John Maynard Keynes's theory".
Keynesian financial aspects created amid and after the Great Depression, from the thoughts displayed by John Maynard Keynes in his 1936 book, The General Theory of Employment, Interest and Money. Keynesian business analysts for the most part contend that, as total request is unpredictable and shaky, a market economy will regularly encounter wasteful macroeconomic results as monetary retreats and and inflation.