For the following research descriptions, please indicate whether each is: exploratory, descriptive, or causal.
1. LoneStar Bank wants to create a profile of its customers in terms of age, income, gender, etc. so that it can understand who the typical customer is.
2. LoneStar Bank wants to test whether a new employee training program will increase the number of customers that bank tellers can serve in a day.
3. LoneStar Bank wants to record the average account balance of its customers, the average number of transactions, and the number of visits customers make to its website and banks.
4. LoneStar Bank wants to determine if interior remodeling of its banks will influence customers’ perception of its brand image. It plans on comparing brand image perceptions from customers who have visited remodeled banks versus customers that visited banks that have not been remodeled.
5. LoneStar Bank wants to gather ideas from customers about how it can improve.