Show your solution

A. Identify whether the following is a null hypothesis or an alternative hypothesis. 'I . The average age of grade eleven students is \"I? years old. 2. The mean content of citric acid in a bottle ofjuice drinks is greater than 2 ml. 3. The average monthlyr salary of private school teachers is less than Php 16 000. 4. The mean weight of newborn babies is 0.5 kg. 5. The average it) of grade eleven students is less than 108