An experiment was concerned with the possible effect of a small lesion in a particular area mster's brain on the activity level of the animal. Thirty hamsters were selected at random and 28. of randomly divided into two groups give died i of 15 animals each. Group I was used as a control group n no lesion, whereas Group II was given a lesion in the designated area. Because three animals n Group II, the actual number turned out to be 12 for that group. After full recovery by the ning hamsters, e and fixed unit of time was recorded. The unit time. Did the lesion significantly reduce the activity of the hamsters (o 05)? ach was given access to a running wheel, and the number of revolutions per following data show activity in hundreds of revolutions per Group I Group II yı = 9.26 5.14 S 1.45 S2-2.81

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An experiment was concerned with the possible effect of a small lesion in a particular area
mster's brain on the activity level of the animal. Thirty hamsters were selected at random and
28.
of
randomly divided into two groups
give
died i
of 15 animals each. Group I was used as a control group
n no lesion, whereas Group II was given a lesion in the designated area. Because three animals
n Group II, the actual number turned out to be 12 for that group. After full recovery by the
ning hamsters, e
and
fixed unit of time was recorded. The
unit time. Did the lesion significantly reduce the activity of the hamsters (o 05)?
ach was given access to a running wheel, and the number of revolutions per
following data show activity in hundreds of revolutions per
Group I
Group II
yı = 9.26 5.14
S 1.45 S2-2.81
Expand
Transcribed Image Text

An experiment was concerned with the possible effect of a small lesion in a particular area mster's brain on the activity level of the animal. Thirty hamsters were selected at random and 28. of randomly divided into two groups give died i of 15 animals each. Group I was used as a control group n no lesion, whereas Group II was given a lesion in the designated area. Because three animals n Group II, the actual number turned out to be 12 for that group. After full recovery by the ning hamsters, e and fixed unit of time was recorded. The unit time. Did the lesion significantly reduce the activity of the hamsters (o 05)? ach was given access to a running wheel, and the number of revolutions per following data show activity in hundreds of revolutions per Group I Group II yı = 9.26 5.14 S 1.45 S2-2.81

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