Sunday, November 13, 2011

Data Analysis & Quantitative Testing

Research question 1: Does age affect millennial score?
Independent variable: age
Dependent variable: Millennial score.
Hypothesis: Younger the age the higher the Millennial score
Null Hypothesis: Age will have no affect on the millennial score
The results indicate that age does have a significant impact on the millennial score. I was able to find this out by sorting the data into two age ranges. The first being under 30 years of age, and the second were individuals over 30. See below for details.
t-Test: Two-Sample Assuming Equal Variances








Under 30
Over 30

Mean
78.1875
62.36364

Variance
490.2958333
499.2545

Observations
16
11

Pooled Variance
493.8793182


Hypothesized Mean Difference
0


df
25


t Stat
1.817927518


P(T<=t) one-tail
0.040539511
0.05
Sig.Diff.
t Critical one-tail
1.708140745


P(T<=t) two-tail
0.081079022


t Critical two-tail
2.059538536




Research Question 2: Is there a correlation between teaching status and the Millennial score
Independent variable: teaching status     
Dependent variable: millennial score
Hypothesis: A correlation will exist between teaching status and the millennial score
Null Hypothesis: No correlation will exist


The results indicate that teaching status does have a significant impact on the millennial score. See below for details.
t-Test: Two-Sample Assuming Equal Variances








Teaching
Not Teaching

Mean
68.15789474
88.125

Variance
489.251462
92.41071

Observations
19
8

Pooled Variance
378.1360526


Hypothesized Mean Difference
0


df
25


t Stat
-2.436301184


P(T<=t) one-tail
0.011150007
0.05
Sig. Diff.
t Critical one-tail
1.708140745


P(T<=t) two-tail
0.022300015


t Critical two-tail
2.059538536



I believe both of these assignments follow the NETS-S standard #5. This standard discusses and includes research for educators and both of these assignments were  perfect examples of this. 

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