Answer: 1.2
Step-by-step explanation:
Let X denotes the grades on a language midterm at Oak Academy.
As per given ,
X follows normal distribution ( because it has symmetric graph)

Formula for z : 
For X = 70, we have

Hence, the z-score for Ishaan's exam grade = 1.2
Step-by-step explanation:



sin(x)=±9/41
As x lies in Quadrant 4 , sin(x) = -9/41
Answer: Yes it would
Step-by-step explanation: