Suppose there is a 25% chance to win on a scratch off lottery ticket, and you buy 3. Answer the following and round to 4 decimal places: a) What is the probability of winning three times in a row? [BLANK-1] b) What is the probability of losing three times in a row? [BLANK-2] d) What is the probability of winning on at least one of the three tickets? [BLANK-3]
Read DetailsYou roll a PAIR of fair dice. Answer the following questions and round to the nearest thousandth: a) What is the probability you roll a 10? [BLANK-1] b) What is the probability you roll a 6? [BLANK-2] d) What is the probability you roll a 1? [BLANK-3]
Read DetailsThat is it for this exam! As always, this last question is just a place for me to put your extra credit from the review as well as remind you that you need to submit your work within 20 minutes of finishing. If you have any problems submitting it, make sure to email it to me within that same time limit. Feel free to go back and look over anything, but once you are done type your name below and hit submit!
Read DetailsState whether the following argument is Valid and/or Sound. You MUST draw a Venn diagram to show your work. I will grade this one off of your work, so feel free to just type done below when finished.Premise: All liquids are safe to consume.Premise: Tacos are not liquids.Conclusion: Tacos are not safe to consume.
Read DetailsThe school has decided to offer an extra review session for an ACM class. Time slot A is in the morning, and time slot B is in the evening. The Venn Diagram shows which time slots students showed up to. Venn Test 4.png a) How many students showed up to time slot A? [BLANK-1] b) How many students went to both tutoring times? [BLANK-2] c) How many total students were in ACM classes? [BLANK-3]
Read DetailsAn insurance policy sells for $700. Based on past data, an average of 1 in 50 policyholders will file a $5,500 claim, an average of 1 in 100 policyholders will file a $10,000 claim, and 1 in 1000 policyholders will file a $25,000 claim. What is the expected value to the insurance company of each policy it sells?
Read DetailsA rat-eradication campaign in Salvador, Brazil killed most of the rats in the city. Researchers sequenced DNA from rats before and after the campaign. Which of the following findings would be evidence of a bottleneck effect combined with genetic drift?
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