Question
You wish to test the following claim (HaHa) at a significance level of =0.002=0.002. Ho:=78.1Ho:=78.1 Ha: <78.1Ha: <78.1 You believe the population is normally distributed,
You wish to test the following claim (HaHa) at a significance level of =0.002=0.002. Ho:=78.1Ho:=78.1 Ha:<78.1Ha:<78.1 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=11n=11 with mean M=75.5M=75.5 and a standard deviation of SD=5.1SD=5.1. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The p-value is...
- less than (or equal to)
- greater than
This test statistic leads to a decision to...
- reject the null
- accept the null
- fail to reject the null
As such, the final conclusion is that...
- There is sufficient evidence to warrant rejection of the claim that the population mean is less than 78.1.
- There is not sufficient evidence to warrant rejection of the claim that the population mean is less than 78.1.
- The sample data support the claim that the population mean is less than 78.1.
- There is not sufficient sample evidence to support the claim that the population mean is less than 78.1.
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