Need assistance with these. No detailed explanation needed. Please number the question accordingly please

The table below displays the data for ve Canadians who were surveyed on their age, sex, marital status and migrant status. Respondent Sex Marital Status Migrant Status 1 Female Married Migrant 2 3 4 5 From the data above, what is the probability that a respondent was not married? Select one: D a. 0.2!} O b. 0.40 O c. 0.6 D d. [HG Which of the following statements. about the normal curve is correct? Select one: C} a. The normal curve is created from empirical data. Do. The mean is greater than the median. D c. The normal curve is based on a probability distribution. C} d. The normal curve is based on a frequency distribution. We have 95% confidence in our interval, instead of 100%, because we need to account for the fact that: Select one: O a. the sample may be skewed O b. 95% is the maximum confidence level O c. we have a sample, and not the whole population. O d. the sample may not be truly random