(3)13. In a batch of 15 students, three students are failed in a test.

1.	(3)13. In a batch of 15 students, three students are failed in a test.The marks who have passed were:90, 65, 48, 67, 72, 65, 47, 48, 59, 60, 50, 55(a) Find the average mark of the batch students. (3)(b) How many students secured more than 75th percentile ofmark?
Answer» Answer: Look Look Look LIKE a good ONE 6 but I think it is a good idea to have a good one AMONG the people who ALREADY

(3)13. In a batch of 15 students, three students are failed in a test.The marks who have passed were:90, 65, 48, 67, 72, 65, 47, 48, 59, 60, 50, 55(a) Find the average mark of the batch students. (3)(b) How many students secured more than 75th percentile ofmark?

Answer»

Answer:

Look Look Look LIKE a good ONE 6 but I think it is a good idea to have a good one AMONG the people who ALREADY

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(3)13. In a batch of 15 students, three students are failed in a test.The marks who have passed were:90, 65, 48, 67, 72, 65, 47, 48, 59, 60, 50, 55(a) Find the average mark of the batch students. (3)(b) How many students secured more than 75th percentile ofmark?​

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(3)13. In a batch of 15 students, three students are failed in a test.The marks who have passed were:90, 65, 48, 67, 72, 65, 47, 48, 59, 60, 50, 55(a) Find the average mark of the batch students. (3)(b) How many students secured more than 75th percentile ofmark?