ANSWER 1-4

I. Construct the Null and Alternative Hypothesis of the following in both statement and symbol form 1. Based on the records, the Mean standard IQ of College students which designed to be normally distributed was 100. The Guidance Office would like to find out if the 10 of SHS students is different from this average. 2. According to a certain source, the average age of Instagram user is 32.5 years. The researcher might claim that the average is less for on-line teenager users. 3. The department wants to know if the average working hours in preparing full meal is 3 hours. 4. The registrar wants to know if the average encoding period of time in the campus++ is 30 minutes