DEEPEN DEEPEN Now that you have learned the important skills in formulating hypothesis, your goai in this section is to accomplish the activity below where we can apply the concepts that you have...

Extracted text: DEEPEN DEEPEN Now that you have learned the important skills in formulating hypothesis, your goai in this section is to accomplish the activity below where we can apply the concepts that you have learned. ACTIVITY 1i: NULL AND ALTERNATIVE HYPOTHESIS Direction: State the null hypothesis and the alternative hypothesis in (a) words and in (b) symbols for each of the following. Write your answer on the space provided. 2) According to a factory employer, the mean working time or workers in the factory is 6 hours with a standard deviation of 0.5 hours. A researcher interviewed 50% of the employees and found out that their mean working time is 8 hours with a standard deviation of 1 hour. The a level is 0.05. 3) A random sample of 200 students got a mean score of 62 with a standard deviation score of 5 in a knowledge test in mathematics. In the standardization of the test, H = 50 with o = 10.