Explain your results with in-depth analysis. See the attached excel file for data. There are two sheets with fuel cost and strength.
1. For the first sample, analyze the fuel cost for a business.
H0: σ< 300
Ha: σ> 300
We shall choose α=0.05
Will you accept or reject the hypotheses? Explain.
2. For the second sample, analyze the strength between individuals.
H0: σ< 10
Ha: σ> 10
We shall choose α=0.05
Will you accept or reject the hypotheses? Explain.
Need explanations, charts and graphs where necessary. Provide peer-reviewed citations.