वास्तविक संबंध के बजाय केवल संयोग से सांख्यिकीय परिणाम प्राप्त होने की संभावना को किसके द्वारा दर्शाया जाता है?

Match the statistical technique (Column I) with its primary use (Column II): Column I (Statistical Technique): A. ANOVA B. Chi-square Test C. Pearson's r D. t-test Column II (Primary Use): 1. Tests association between two categorical variables 2. Compares means of more than two groups 3. Measures degree of linear relationship between two variables 4. Compares means of two groups

Statement 1: In a normal distribution, the mean, median and mode are equal and the curve is perfectly symmetrical. Statement 2: Positive skewness indicates that the tail of the distribution extends towards the lower values (left side). Which of the statement(s) is/are correct?