2. Conduct basic descriptive statistics of the variables in the dataset, and finish where indicated in Table 1. Table 1. Descriptive statistics of the variables. Variable n Mean SD Min Max Birth weight (grams) Mother's age (years) 189 23.24 5.30 14 45 Mother's weight (pounds) White Black Other Smoking during pregnancy Number of premature labors History of hypertension 189 0.06 0.244 0 1 History of urinary irritation Number of physician visits SD: standard deviation Based on the information in Table 1, write a short paragraph answering the following questions: o Are there any missing values? o What is the mean and standard deviation of birth weight of the newborns? What is the percentage of Black respondents? And what is the percentage of White respondents? O What is the percentage of respondents who have been smoking during pregnancy