1.Why is the null hypothesis always a statement of equality? Why can the research hypothesis take on many different forms? 2. Write the null and research hypotheses for the following description of a...

1.Why is the null hypothesis always a statement of equality? Why can the research hypothesis take on many different forms? 2. Write the null and research hypotheses for the following description of a research study: A group of middle-aged men was asked to complete a questionnaire on their attitudes toward work and family. Each of these men is married and

has at least two children. Another group of men with no children also completed the same survey.