There are 3 SPSS outputs in this homework assignment. The questions for each output are listed...

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Basic Math

There are 3 SPSS outputs in this homework assignment. Thequestions for each output are listed below. Please type youranswers into this word document and submit it as an attachment inthe assignment tab.
Q1. Researchers were interested in determining whetherbackground music helped or hindered studentsâ€™ performance on a mathtest. Students were randomly assigned to 1 of 3 groups: 1) nomusic; 2) music only; and 3) music with lyrics. Students were thengiven a math exam, scores which could range from 0 to 100.
State the null and alternate hypotheses.
What is the total sample size
Identify the independent and dependent variables
What is the test statistic value
What is the p value
What is your conclusion (assume Î± = .05). Phrase yourconclusion based on your hypotheses.
Do we need a post hoc analysis Why or why not
N
Mean
Std. Deviation
Std. Error
95% ConfidenceInterval for Mean
Lower Bound
Upper Bound
No music
250
77.59
13.055
.826
75.96
79.21
Music only
250
78.10
13.357
.845
76.44
79.77
Music and lyrics
250
78.97
13.263
.839
77.32
80.62
Total
750
78.22
13.221
.483
77.27
79.17
ANOVA
minutes
Sum of Squares
df
Mean Square
F
Sig.
Between Groups
244.595
2
122.297
.699
.497
Within Groups
130668.664
747
174.925
Total
130913.259
749

Answer & Explanation Solved by verified expert

4.2 Ratings (767 Votes)

aH0 Null Hypothesis Background music has no effect on students performance on a mathtestHA Alternative Hypothesis At least one mean is different from the other See Answer

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There are 3 SPSS outputs in this homework assignment. The questions for each output are listed...

80.2K

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Question

Basic Math

Answer & Explanation Solved by verified expert

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	N	Mean	Std. Deviation	Std. Error	95% ConfidenceInterval for Mean
Lower Bound	Upper Bound
No music	250	77.59	13.055	.826	75.96	79.21
Music only	250	78.10	13.357	.845	76.44	79.77
Music and lyrics	250	78.97	13.263	.839	77.32	80.62
Total	750	78.22	13.221	.483	77.27	79.17

ANOVA
minutes
	Sum of Squares	df	Mean Square	F	Sig.
Between Groups	244.595	2	122.297	.699	.497
Within Groups	130668.664	747	174.925
Total	130913.259	749