Question

1.In physics examination, the mean grade is 80 and the standard deviation is 5,
A. Find the corresponding-score of the two students whose grade are 90 and 60 respectively.
B. What is the probability of the students to get a score of 95 and above?

Answer 1

Answer:

bhai B

Step-by-step explanation:

done ho gya tha or kuch nhi to bata oo