Ten years ago the average age at a company was 36. A manager believes that employees are younger now. He is going to perform a hypothesis test. Which hypothesis below represents the correct alternative hypothesis? 1. Ha. u=36
2. Ha. uis not equal to 36
3. Ha. u>36
4. Ha. u<36

(4)

Step-by-step explanation:

The alternate hypothesis is that which establishes the claim in the research.

The claim of the hypothesis test is that the average age of employees is less than 36 now.

Therefore, the alternate hypothesis is:

your answer is 228

step-by-step explanation:

add the top and bottom bases together, then divide them by 2, then multiply by the height.