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Find the P - value for the test statistic z=−1.41 for the following null and alternative...

Find the P - value for the test statistic z=−1.41 for the following null and alternative hypotheses:
H0: The population mean is 50.  
Ha: The population mean is less than 50.  
The P - value is  
(b) Find the P - value for the test statistic z=−1.41 for the following null and alternative hypotheses:
H0: The population mean is 50.  
Ha: The population mean is not equal to 50.  
The P - value is

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