A researcher is interested in the effect of listening to music on knowledge acquisition. She randomly selects 82 students from her Introduction to Psychology course to participate. Half of the selected students is asked to listen to music of their choice while studying for an exam and the other half is asked not to listen to any music while studying. After the exam, she computes the exam scores and obtains results presented below. Can the researcher conclude that there is an effect of listening to music on knowledge acquisition? Conduct the appropriate statistical test (two-tailed) with a = .05. Music group (m) X = 97.3 m dependent samples t test one sample t test independent samples t test Sm=9.0 Based on the information provided above, which statistical test seems most appropriate? z test No music group (nm) nm nm =93.1 =10.0

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A researcher is interested in the effect of listening to music on knowledge acquisition. She randomly selects 82 students from her Introduction to Psychology course to
participate. Half of the selected students is asked to listen to music of their choice while studying for an exam and the other half is asked not to listen to any music while
studying. After the exam, she computes the exam scores and obtains results presented below. Can the researcher conclude that there is an effect of listening to music on
knowledge acquisition? Conduct the appropriate statistical test (two-tailed) with a = .05.
Music group (m)
O dependent samples t test
one sample t test
independent samples t test
X 97.3
m
S = 9.0
m
Based on the information provided above, which statistical test seems most appropriate?
z test
No music group (nm)
X = 93.1
nm
S
nm
= 10.0
Transcribed Image Text:A researcher is interested in the effect of listening to music on knowledge acquisition. She randomly selects 82 students from her Introduction to Psychology course to participate. Half of the selected students is asked to listen to music of their choice while studying for an exam and the other half is asked not to listen to any music while studying. After the exam, she computes the exam scores and obtains results presented below. Can the researcher conclude that there is an effect of listening to music on knowledge acquisition? Conduct the appropriate statistical test (two-tailed) with a = .05. Music group (m) O dependent samples t test one sample t test independent samples t test X 97.3 m S = 9.0 m Based on the information provided above, which statistical test seems most appropriate? z test No music group (nm) X = 93.1 nm S nm = 10.0
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