If the number of students passing an examination be considered a criteria for comparision of difficulty level of two examinations, which of the following statements is true in this context?
A school has four sections A, B, C, D of Class IX students.The results of half yearly and annual examinations are shown in the table given below.Q. If the number of students
![SOLVED: Six students sat for the Economics and Mathematics examinations. The results are shown in the following table: Economics score Mathematics score 80 35 80 80 40 75 Find Pearson correlation coellicient: SOLVED: Six students sat for the Economics and Mathematics examinations. The results are shown in the following table: Economics score Mathematics score 80 35 80 80 40 75 Find Pearson correlation coellicient:](https://cdn.numerade.com/ask_images/10baa679c8934bce9ffc78b19b98cbad.jpg)