Traditionally, 30% of customers have been dissatisfied.
- Out of 300 guests this is how the guest answered on a survey:
- Answered "Poor" to room quality. 142 out of 300
- Answered "Poor" to food quality. 147 out of 300
- Answered "Poor" to service quality. 154 out of 300
- Develop the 98% confidence interval for the proportion of all recent clients that were "dissatisfied."
- Develop the 98% confidence interval for the proportion of all recent clients who answered "Poor" to room quality.
- Conduct a hypothesis test (using either the p-Value Approach or the Critical Value Approach) to determine if the proportion of all recent clients is more dissatisfied than the traditional level of dissatisfaction. Use α = 0.08. Do not forget to include the correctly worded hypotheses and show all the steps required to conduct the hypothesis test.