A student rolls a standard number cube. What is the probability the student rolled a 4, given that the number rolled was greater
1 answer:
You might be interested in
Answer: a) 0.0088
b) 0.2997
c) 5
Step-by-step explanation:
Given : Mean : minutes
Standard deviation : minutes
The formula for z-score :
a) For x = 60 minutes
The p-value =
b) For x = 75 minutes
The p-value =
c) For x = 90 minutes
The p-value =
If the number of students in the class = 60 .
Then , the number of students will be unable to complete the exam in the allotted time =