STAT 1000Q Lecture 5: Week 3 Cornell-style Notes [TYPED]
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Instructions for n choose r on the ti-83 or ti-84. What are the odds of a person winning the lottery with a ticket that has the right numbers: enter the integer 44, press the math key, scroll right and select prb, scroll down to ncr; press. For instance, there is a task that must be completed in 3 steps: each step can be completed in different ways, denoted k1, k2, and k3, for steps 1, 2, and 3, respectively. To nd the total number of ways this task can be completed, simply multiply k1k2k3. Factorials n is a non-negative integer. n! or n factorial = 1 2 3 n. Types of samples: sampling without replacement, each member of the population can be selected a maximum of 1 time, sampling with replacement, each member of the population can be selected more than. Instructions for permutation npr on the ti-83 or ti-84. Data: lottery. n = 44, r = 6.
