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?