Bio Technology

0 votes

Q.6Students taking an exam are divided into two groups: P and Q such that each group has the samenumber of students. The performance of each of the students in a test was evaluated out of 200marks- It was observed that the mean of group P was 105, while that of group Q was 85- Thestande deviation of group P was 25, while that of group Q was 5. Assuming that the marks weredistributed on a normal distribution which of the following statements will have the highestprobability of being TRUE?

- No student in group Q scored less marks than any student in group P.
- No student in group P scored less marks than any student in group Q.
- Most students of group Q scored marks in a narrower range than students in group P.
- The median of the marks of group P is 100.

455 questions

1 answer

0 comments

876 users