(c) What are the variables in the study? (i) Identify the continuous numerical variables in this study. (Select all that apply.) whether or not the patient practiced the Buteyko method age of patients gender of patients measures of quality of life, activity, asthma symptoms, and medication reduction There are no continuous numerical variables. (ii) Identify the discrete numerical variables in this study. (Select all that apply.) whether or not the patient practiced the Buteyko method age of patients gender of patients measures of quality of life, activity, asthma symptoms, and medication reduction There are no discrete numerical variables. (iii) Identify the nominal categorical variables in this study. (Select all that apply.) whether or not the patient practiced the Buteyko method age of patients gender of patients measures of quality of life, activity, asthma symptoms, and medication reduction There are no nominal categorical variables. (iv) Identify the ordinal categorical variables in this study. (Select all that apply.) whether or not the patient practiced the Buteyko method age of patients gender of patients measures of quality of life, activity, asthma symptoms, and medication reduction There are no ordinal categorical variables