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Statistics 100A Homework 4 Solutions Ryan Rosario Chapter 4 39. A ball is drawn from an urn containing 3 white and 3 black balls. After the ball is drawn, it is then replaced and another ball is drawn. This goes on indefinitely. What is the probability that of the first 4 balls drawn, exactly 2 are white?
Unformatted text preview: University of California Los Angeles Department of Statistics Statistics 100C Instructor Nicolas Christou Homework 5 Exercise 1 Please refer to homework 4 exercise 3 a Test the overall significance of the model The easiest way to do this is to find first SSE and SST Then you can compute SSR and then the F statistic b Test the following hypothesis H0 1 2 2 0 H0 1 2 2 6.
The purpose of the study was to investigate whether online homework benefits students over traditional homework in the areas of statistics self-efficacy, statistics anxiety, and grades. Using a nonequivalent control-group design, one section of students was assigned traditional homework while the other section was assigned online homework.
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Your score on homework assignment will be based on a few randomly chosen problems, as well as overall completion of the assignment. Late homework will not be accepted. One lowest homework score will be dropped. Printed or handwritten homeworks have to be submitted. You may use whatever resources you want to do the homework, including computers.
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The homework is unnecessarily difficult and all the TAs and professors won't give out the solutions or any hint ( sometimes even TAs don't understand what the homework question mean). As a stu with CS background, I lost point simply because the TA Jake's secret rubric: you're a new coder and this doesn't seem to be okay to me.