1. A company, which makes battery-operated cars. claims that its products have a mean life span of 2.0_ years with a standard deviation of L years. If a random sample of 40 toy cars was tested and found to have a life mean of only _5_ years. Test if the sample is a representation of the population at [1105 level of significance. Step 1: State the hypotheses. (if applicable) (insert picture of your answer here) Step 2: The level of signicance. oneltwo-tailed test, degrees of freedom (if applicable) (insert picture of your answer here) Step 3: Statistical Test (if applicable) (insert picture of your answer here) Step 4: Computation (insert picture of your answer here) LINK: (If applicable, attach the link for the shortcut method here.) Step 5: Decision Rule (if applicable) (insert picture of your answer here) Step 6: Reject Ho or Failed to Reject Ho (if applicable) (insert picture of your answer here) Step 7: Conclusion (if applicable) (insert picture of your answer here)