Max's family gives the cashier $20 to pay for 6 water bottles. the casheir gives him $8 in change. hiw much does each water bottle cost

The two-way frequency table below shows data on playing a sport and playing a musical instrument for students in a class.

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

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.