ผลต่างระหว่างรุ่นของ "Probstat/week2 practice 1"
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Jittat (คุย | มีส่วนร่วม) |
Jittat (คุย | มีส่วนร่วม) |
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| แถว 5: | แถว 5: | ||
1. Consider a sample space <math>S = \{ 0,1,2,3,...,41 \}</math>. | 1. Consider a sample space <math>S = \{ 0,1,2,3,...,41 \}</math>. | ||
| − | 1.1 What is the probability that a random number from S is divisible by 2 given that it is divisible by 3. | + | 1.1 What is the probability that a random number from <math>S</math> is divisible by 2 given that it is divisible by 3. |
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| + | 1.2 We randomly pick an integer from <math>S</math>. Are events "an integer divisible by 2 is picked" and "an integer divisible by 3 is picked" independent? | ||
== Counting == | == Counting == | ||
รุ่นแก้ไขเมื่อ 23:44, 25 สิงหาคม 2557
- This is part of probstat
Conditional probability review
1. Consider a sample space .
1.1 What is the probability that a random number from is divisible by 2 given that it is divisible by 3.
1.2 We randomly pick an integer from . Are events "an integer divisible by 2 is picked" and "an integer divisible by 3 is picked" independent?
