STAT 400 Lecture Notes - Lecture 1: Cumulative Distribution Function, Binomial Distribution, Symmetric Probability Distribution
13 Dec 2018
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March 13, 2015 stat 400 exam 1(a) Note: while we"d like to guarantee that this answer key is 100% correct, there may be typos we missed in the proofreading. If you think an answer is wrong, check with your instructor or ta: (5 points) the table to the right gives conditional probabilities for. Answer key (2. 1 4. 2) grades received in two school subjects. 40% of the students are taking calc and the rest are taking stat. Set up the calculation needed to find the probability that a student was in calc given that she got a b. (do not compute. ) C tree diagram not necessary for points provided for informational purposes. 5. 06. 06. 04. 0: (10 points) suppose independent components are arranged as pictured below. 68: (2 points) what is the mean? (set up the calculation; do not compute. ) 1000: (2 points) what is the variance? (set up the calculation; do not compute. ) nn. 3. b. (1 point) first write out the calculation for.
