For each of the following exercises 1 to 4: For eachtest use either the critical value or the P-value method you arenot required to use both.
- State the claim and the hypothesis.
- Find the critical value(s) and describe the critical(rejection) region You can choose to use the P-value method in thiscase state the P-value after the test value.
- Compute the test value (statistic)
- Make a decision
- Summarize the results (conclusion
The department of transportation in a particular city knows frompast records that 27% of workers in the downtown district use thesubway system each day to commute to and from work (that is 27success out of 100 trials). The department suspects that thisproportion has increased owing to decreased parking spaces in thedowntown district. A random sample of 130 workers in the downtowndistrict showed that 49 used the subway daily. Test the claim atthe 5% level of significance.
