Formulate the null and alternate hypotheses for the following situations. (identify the correct number ₀ and write ₀: = ₀ and the appropriate analogous expression for ₁). - The average farm size in a predominantly rural state was 280,851.8 square meter. The secretary of agriculture of that state assures that today it is less.

- A statistics instructor believes that less than 20% of the students attended the opening function of a film. He surveys 84 of his students and finds that 11 attended the function.