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SIG ER Associate test ACTUAL UPDATED QUESTIONS AND CORRECT ANSWERS You have a 6-face die and a 10-face die. What is the expected value of the sum of the two? - CORRECT ANSWERSE[X1 + X2] = E[X1] + E[X2] = 3.5 + 5.5 = 9 If it is a good day (G) there are 60% chances tomorrow will be G and 40% chances tomorrow will be bad (B). If it is a B day, there 30% chances tomorrow will be G and 70% chances tomorrow will be B. If today is B, what is the expected number of days before seeing anot...
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SIG ER Associate test ACTUAL UPDATED QUESTIONS AND CORRECT ANSWERS You have a 6-face die and a 10-face die. What is the expected value of the sum of the two? - CORRECT ANSWERSE[X1 + X2] = E[X1] + E[X2] = 3.5 + 5.5 = 9 If it is a good day (G) there are 60% chances tomorrow will be G and 40% chances tomorrow will be bad (B). If it is a B day, there 30% chances tomorrow will be G and 70% chances tomorrow will be B. If today is B, what is the expected number of days before seeing anot...