Hello, can anybody help me solve this, please? I'm really struggling to do this. Thank you.

Hypothesis Testing (consider a = 5%) The Board is concerned that average client satisfaction from the sample of Geelong Sustainability clients is less than 70. It has been suggested at a recent Board meeting that the average Client Satisfaction for every Client Installation, is now less than 70. Does the data confirm this hypothesis? To answer this question, you will need to conduct an appropriate hypothesis test for Client Satisfaction for each Installation Type