1. A pharmaceutical company wants to determine the mean effectiveness of a new drug in treating a specific medical condition. 2. A university is interested in the mean GPA of all students enrolled in their business program. 3. An online retailer is interested in the meantime customers spend browsing their website before making a purchase. 4. A city government wants to know the proportion of residents who support a proposed public transportation project. 5. A technology company is interested in the proportion of users who prefer their mobile app over competitors' apps. 6. A restaurant chain wants to determine the mean satisfaction rating of customers who dine at their establishments. 7. A real estate agency is interested in the mean selling price of homes in a particular neighborhood. 8. A travel agency wants to know the proportion of customers who book their vacations online versus through traditional channels. 9. A software development company is interested in the mean number of bugs found in their latest software release