During a professor's office hours, students arrive, on average, every ten minutes. Assume that the distribution of the time between arrivals follows an exponential distribution. Suppose that a student has just left.
What is the probability that the professor has more than 20 minutes before the next student shows up?A) 0.8187
B) 0.8647
C) 0.1353
D) 0.1813
Question 2
The type of diagram that shows subsets of the population on different branches is called a:
A) departmental diagram.
B) tree diagram.
C) Venn diagram.
D) scattered diagram.
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Booker T. Washington in his office at Tuskegee Institute, 1900. Washington chose a policy of accommo
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The temperature of an average lightning bolt is 3.0 x 104 °C. What is the equiva