I need help with this can someone explain

1. A sample of 400 Regina households is selected and several variables are recorded. Which of the following statements is correct? a) Total household income (in $) is interval level data. b) Socioeconomic status (recorded as "low income", "middle income", or "high income" is nominal level data. c) The number of people living in a household is a discrete variable. d) The primary language spoken in the household is ordinal level data. e) None of the above. 2. What term would best describe the shape of the given boxplot: a) Symmetric b) Negatively Skewed c) Positively Skewed d) Uniform e) Normal 3. We have seen that outliers can produce problematic results. Rank the following measures in order or "least affected by outliers" to "most affected by outliers". a) mean, median, range b) median, mean, range c) range, median, mean d) median, range, mean e) range, mean, median