White Pine | Blue Spruce | White fir | |
4 | 2.7 | 10 | |
5 | 2.4 | 9.8 | |
4.5 | 2 | 10.1 | |
3.25 | 2.1 | 10.2 | |
3.5 | 2.3 | 7.9 | |
4.75 | 1.9 | 8 | |
4.25 | 2.2 | 9.2 | |
3.8 | 1.9 | 9.1 | |
3.3 | 2.1 | 9.2 | |
3.5 | 2.2 | 8.9 | |
Sample size (n)= | 10 | 10 | 10 |
Mean= | 3.985 | 2.18 | 9.24 |
Standard deviation= | 0.6205 | 0.244 | 0.8181 |
Standard error of mean= | 0.1962 | 0.0772 | 0.2587 |
Anova: Single Factor | ||||||
SUMMARY | ||||||
Groups | Count | Sum | Average | Variance | ||
White Pine | 10 | 39.85 | 3.985 | 0.385028 | ||
Blue Spruce | 10 | 21.8 | 2.18 | 0.059556 | ||
White fir | 10 | 92.4 | 9.24 | 0.669333 | ||
ANOVA | ||||||
Source of Variation | SS | df | MS | F | P-value | F crit |
Between Groups | 269.0555 | 2 | 134.5278 | 362.3101 | 3.14E-20 | 3.354131 |
Within Groups | 10.02525 | 27 | 0.371306 | |||
Total | 279.0808 | 29 |
Hence all populations means are not equal.
can someone help me do the t-test for this data? White fir Blue spruce Conifer Needle...
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