Last year my parents had a combined income of 70,000. they paid 17,000 in federal income taxes. what fraction shows how much my parents spent on their federal taxes

Ineed if you could explain and give me the answer you! this needs done

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.

What is the slope of the line shown below?