Need some help with statistics.

a. For what levels of measurement is the Range defined as a measure of dispersion? Choose all that apply ? Nominal ? Ordinal ? Interval ? Ratio b. For what levels of measurement is the Standard Deviation defined as a measure of dispersion? Choose all that apply ? Nominal ? Ordinal ? Interval ? Ratio c. For what levels of measurement is the Mean Absolute Deviation (MAD) defined as a measure of dispersion? Choose all that apply ? Nominal ? Ordinal ? Interval ? Ratio d. For what levels of measurement is the Coefficient of Variation defined as a measure of dispersion? Choose all that apply ? Nominal 7 Ordinal ? Interval 2 RatioFor what levels of measurement is the mean defined as a measure of central location? Choose all that apply ? Nominal ? Ordinal ? Interval ? Ratio For what levels of measurement is the median defined as a measure of central location? Choose all that apply ? Nominal ? Ordinal ? Interval ? Ratio For what levels of measurement is the mode defined as a measure of central location? Choose all that apply ? Nominal ? Ordinal ? Interval ? Ratio