The table below shows the students of a class sorted according to their scores in a test
What may be assumed as the score of the `15^(th)` student in the arrangement?
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The table below shows the students of a class sorted according to their scores in a test Find the median score. .

The table below shows the students of a class sorted according to their scores in a test If the students are arranged in the increasing order of their scores, the score of the student at what position is taken as the median? .

The table below shows, children of a class sorted according to their marks in an examination. Compute the median mark. .

The table below shows the workers in a factory sorted according to their daily wages :Calculate the median daily wage. .

The table below shows the number of children is a class, sorted according to their heights. If the students are directed to stand in a line according to the order of their heights starting from the smallest, then Find the median height. .

Mean mark scored by the students of a class is 53. The mean mark of the girls is 55 and the mean mark of the boys is 50. What is the percentage of girls in the class ? a) 60% b) 40% c) 50% d) 45%

In a class, in an examination in Mathematics, 10 students scored 100 marks each 2 students scored zero and the average of the remaining students is 72 marks. If the class average is 76, then the number of students in the class is

The mean and standard deviation of marks obtained by 50 students of a class in three subjects , mathematics ,Physics and Chemistry are given below : Which of the three subject shows the highest variability in marks and which shows the lowest?

In answering a question on a multiple choice test,a student either knows the answer or guesses. Let 3/4 be the probability that he knows the answer and 1/4 be the probability that he guesses. Assuming that a student who guesses at the answer will be correct with probability 1/4. What is the probability that the studdent knows the answer given that he answered it correctly?

The mean and S.D. of marks obtained by 50 students of a class in three subjects mathematics , physics and chemistry are given below? which of the three subjects the highest variability in marks and which shows the lowest?