One sample Z Descriptive Statistics N Mean StDev SE Mean 95 LowerBound for 40 5 5000 2 9089 0 0727 5 3804 population mean of C1 Known standard deviation 0 46 Test Null hypothesis H 10 Alternative hypothesis H 10 Z Value P Value 61 87 1 000 Reject Ho Conclusion There is sufficient statistical evidence at 5 level of significance to conclude that 10 increase isnotbig enough to be a significance increase is this answer correct

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Question: One sample Z Descriptive Statistics N Mean StDev SE Mean 95%LowerBound for 40 5.5000 2.9089 0.0727 5.3804 : population mean of C1 Known standard deviation

One sample Z

Descriptive Statistics

N	Mean	StDev	SE Mean	95%LowerBound for
40	5.5000	2.9089	0.0727	5.3804

: population mean of C1 Known standard deviation = 0.46

Test

Null hypothesis	H: = 10
Alternative hypothesis	H: > 10

Z-Value	P-Value
-61.87	1.000

Reject Ho

Conclusion:

There is sufficient statistical evidence at 5% level of significance to conclude that 10% increase isnotbig enough to be a significance increase ? is this answer correct?

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