Which of the following are correct interpretations and conclusions of the estimated slope? For simplicity, assume all answers are in the context of male employees in RSP over the past three months.
1) There is a positive relationship between the time spent on watching tennis and the money spent on skin care.
2) There is a negative relationship between the time spent on watching tennis and the money spent on skin care.
3) Each additional hour spent watching tennis is associated with about $3.33 additional money spent on skin care on average.
4) Each additional hour spent watching tennis is associated with about $56.85 additional money spent on skin care on average.
5) For male RSP employees, watching an additional hour of tennis causes them to spend approximately an additional $3.33 on skin care on average.