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inessss [21]
3 years ago
8

Diana wants to see if heat causes happiness. She asks 100 participants to come to the laboratory, and as they walk in, she asks

each person to choose a warm booth or a cool booth. On the basis of their choices, participants spend 20 minutes in one or the other booth before rating their levels of general happiness. What's wrong with Diana's experiment?A) She didn't choose an independent variable.B) She didn't expose participants to both the warm and cool booths.C) She didn't randomly assign participants to the experimental and control groups.D)She didn't measure a dependent variable.
English
1 answer:
Leona [35]3 years ago
5 0

Answer: C) She didn't randomly assign participants to the experimental and control groups.

Explanation: It is necessary to randomly assign people to hot or cool units becasue if you give people a choice, they will automatically select the room with the temperature they prefer which would overthrow the point of the experiment.

Hope this helps!   :)

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The author most likely want his readers to feel saddened and sympathetic by statements like “this land belonged to our fathers”, “These soldiers cut down my timber”, and  “they kill my buffalo”. The correct option is A, B, and C.

<h3>What is sympathy?</h3>

A feelings of pity and sorrow for the misfortune of others is referred to as sympathy.

The missing passage is

A long time ago this land belonged to our fathers, but when I go up the river I see camps of soldiers on its banks. These soldiers cut down my timber; they kill my buffalo; and when I see that, my heart feels like bursting.

The author most likely want his readers to feel saddened and sympathetic by statements like “this land belonged to our fathers”, “These soldiers cut down my timber”, and  “they kill my buffalo”.

Thus, the correct option is A, B, and C.

For more details regarding "My Heart is Bursting," Satanta, visit:

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