Reference no: EM132847153
1. Consider a jar that contains. Two yellow tokens numbered 1 and 2 Three green tokens numbered 1,2, and 3
Five red tokens numbered 1,2,3,4 and 5
One token is drawn from the jar:
a. Are the events of drawing a number 2 token or a red token mutually exclusive? Why or why not?
b. What is the probability of drawing a number 2 token or a red token?
2. A subway leaves the Madrid airport every 20 minutes for Atocha train station in the city center.
a. State the random variable.
b. Find the height of this uniform distribution.
c. Find the probability of waiting between 10 and 16 minutes.
d. Find the probability of waiting less than 5 minutes.
e. Find the probability of waiting 8 minutes exactly.
3. In a math class, each quiz counts 12%, the homework counts 10%, and the final exam counts 30% of the course grade. If a student gets grade of 81, 75, 92, 100, and 70 on the quizzes, 100 for the homework, and 91 on the final exam, what does the student earn for the course?