Question 17 Your business unit has several web sites targeting consumers of different ages. You suspect that two of those web sites, Site A (20 to 25 year olds) and Site B (30 to 35 year olds) have different usage patterns. You are interested to prove to senior management that the mean number of hits each site receives on a daily basis is significantly different. In this situation, the proper statement of the null and alternative hypotheses is: A. H usite, A-usite B 0 and Ha usite A-usite B 0 B. H ussite, B20 and Ha site, A-uste B