Mathematics, 18.12.2019 00:31 darknessmidnight207
Five students were tested before and after taking a class to improve their study habits. they were given articles to read which contained a known number of facts in each story. after the story each student listed as many facts as he/she could recall. the following data was recorded.
before 10 12 14 16 12
after 15 14 17 17 20
the obtained value of the appropriate statistic is
a. 3.92
b. 2.58
c. 4.12
d. 3.06
what do you conclude using a = 0.052 tail?
a. retain h0; we cannot conclude that the class improved study habits
b. accept h0; the class appeared to improve study habits
c. retain h0; the class had no effect on study habits
d. reject h0; the class appeared to improve study habits
Answers: 2
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