a. The number of cell phones in the household b. Whether there is a high-speed Internet connection in the household c. The length (in minutes) of the longest telephone call made in a week a. The number of cell phones in the household is what kind of variable? O Continuous numerical O Discrete numerical O Qualitative What is the measurement scale for this variable? O interval O ordinal O nominal O ratio b. What type of variable is "Whether there is a high-speed Internet connection in the household"? O Continuous numerical O Discrete numerical O Qualitative What is the measurement scale for this variable? O nominal O ordinal O ratio interval c. The length (in minutes) of the longest telephone call made in a week is what kind of variable? O Qualitative O Continuous numerical O Discrete numerical What is the measurement scale for this variable? O ordinal O nominal O interval O ratio