Customers at a large grocery chain spend at least $150 per trip. After a city-wide ad campaign, the marketing department would like to determine if the customers are spending less than $150 per trip. The next 25 customers averaged $145.25 per trip with the sample standard deviation of $10. At 0.10 signifiance level, test if the customers are spending less than $150. 1. Which of the following (A,B,C,or D) would be the correct hypothesis statement? [Select] A. Ho: p 0.25 Ha: p > 0.25 B. Ho: >150 Ha: <150 c. ho: <150 ha:> 150 D. Ho: Hs 130 Ha: > 130 2. The critical value is [Select] 3. The statistical value in this problem is... [Select]