For each of the types of data described below, first state how you would present individual data values or grouped data when creating a frequency distribution. Then, state which visual display(s) of data would be most appropria te to use. Explain your answers clearly. 

a. Eye color observed for 87 people 

b. Minutes used on a cell phone by 240 teenagers 

c. Time to complete the London Marathon for the more than 35,000 runners who participate 

d. Number of siblings for 64 college students