Probability & Odds

What is the probability of randomly selecting a black ball? 4/7 2/7 3/4 3/7 What are the odds of randomly selecting a black ball? 4/7 2/7 3/4 3/7 What are the odds against selecting a pink ball? 5/7 2/7 2/5 5/2 What is the probability of selecting a yellow ball? 5/7 2/7 2/5 5/2 What is the probability of randomly getting letter B? (reduce fractions) V G I O B E H B AK W Q X X J L P A What is the probability of randomly choosing a vowel? (reduce fractions) V G I O B E H B AK W Q X X J L P A What are the odds of randomly choosing a X? (reduce fractions) V X I O B E X B AK W Q X X J L P A What are the odds against choosing the letter A? (reduce fractions) V G I O B E H B AK W Q X X J L P A What is the probability of randomly selecting a AC3 student? (reduce fractions) I have 120 students total. Here is my schedule:2nd hour - AAT (25 students)3rd hour - HAAT (20 students)5th hour - AC3 (25 students)6th hour - AAT (25 students)7th hour - AC3 (25 students)5/12 15/24 5/7 What are the odds against choosing a HAAT student? (reduce fractions) I have 120 students total. Here is my schedule:2nd hour - AAT (25 students)3rd hour - HAAT (20 students)5th hour - AC3 (25 students)6th hour - AAT (25 students)7th hour - AC3 (25 students)1/5 5/1 1/4 How many outcomes are there in the sample space made by this tree diagram? red blue 1 2 1 2 long short long short long short long short What is the odds of selecting a male? (reduce fractions) dogs cats male 13 8 3/5 23/58 13/8 13/21 female 14 21 What is the odds against selecting a cat? (reduce fractions) dogs cats male 13 8 11/17 23/35 17/11 13/21 female 14 21 What is the probability of selecting a female dog? (reduce fractions) dogs cats male 13 8 21/34 3/8 3/5 5/3 female 14 21 What are the odds in favor of selecting a female dog? (reduce fractions) dogs cats male 13 8 21/34 21/56 3/5 5/3 female 14 21 |

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