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Null Hypotesis H0 : 38,000,000 Alternative Hypothesis HA : >38,000,000 Mean () 38,000 Test statistic (t-test of hypothesis for the mean) Toys White goods Furniture
Null Hypotesis |
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Alternative Hypothesis |
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Mean () | 38,000 |
Test statistic (t-test of hypothesis for the mean) | |||||
Toys | White goods | Furniture | Gym equipment | ||
Sample mean | x-bar | 28719.03 | 33615.97 | 39833.75 | 43341.05 |
Population mean | 0 | 38,000.00 | 38,000.00 | 38,000.00 | 38,000.00 |
[X bar-0] | -9,280.97 | -4,384.03 | 1,833.75 | 5,341.05 | |
Standard Deviation (sample size) | s | 4265.98 | 4575.74 | 4528.46 | 4204.97 |
Sample size | n | 67 | 72 | 80 | 81 |
n | 8.19 | 8.49 | 8.94 | 9.00 | |
[s/n] | 521.17 | 539.26 | 506.30 | 467.22 | |
Test Statistics= [x bar-0]/[s/n] | -17.8079 | -8.1298 | 3.6219 | 11.4316 |
C.) Fill in the blanks(conclusion)
Conclusion | Toys | White goods | Furniture | Gym equipment |
Critical Value | 1.2945 | 1.2936 | 1.2924 | 1.2922 |
Test Statistics value | -17.8079 | -8.1298 | 3.6219 | 11.4316 |
Conclusion |
Hi the question is about greater than 38,000 and i'm quiet confused whether to reject h0 or not for toys, white goods, furniture and gym equipment. any help would be appreciated. thanks
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