Grade 11 and 12 Mathematics

Homework Clinic
Mathematics Clinic
Grade 11 and 12 Mathematics (Moderator: geoffrey)

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Subject / Started by	Replies / Views	Last post
When a fair coin is flipped 6 times, the probability of getting an odd number of heads (1, 3, or 5) ... Started by crazycityslicker	1 Replies 550 Views	Jul 24, 2018 by Anna
A mail-order company classifies its customers by gender (male/female) and by location of residence ... Started by jazziefee	3 Replies 142 Views	Jul 24, 2018 by ladyjames123
A standard 52-card deck is shuffled and 5 cards are picked from the top of the deck. The probability ... Started by abarnes	1 Replies 281 Views	Jul 24, 2018 by robbielu01
A short quiz has two true-false questions and one multiple-choice question with four choices. A ... Started by JMatthes	1 Replies 117 Views	Jul 24, 2018 by emilymalinowski12
Four students' names, including yours, are written on separate slips of paper and placed in a box. ... Started by Kthamas	1 Replies 97 Views	Jul 24, 2018 by Pswine
A medical treatment has a success rate of 0.8 . Two patients will be treated with this treatment. ... Started by APUS57	3 Replies 533 Views	Jul 24, 2018 by ergserg
Elizabeth has just put 4 new spark plugs in her car. For each spark plug, the probability that it ... Started by brutforce	1 Replies 126 Views	Jul 24, 2018 by ttt030911
Tree diagrams are most useful for finding probabilities when a. all of the events involved are ... Started by audie	1 Replies 128 Views	Jul 24, 2018 by millet
Tickets for an upcoming concert are sold out but a local charity is having a raffle and the prize is ... Started by DyllonKazuo	1 Replies 365 Views	Jul 24, 2018 by todom5090
Thirty percent of the students in a high school face a disciplinary action of some kind before they ... Started by kaid0807	3 Replies 145 Views	Jul 24, 2018 by Chocorrol77
Which of the following is not necessarily true for independent events A and B? a. P(A and B) = ... Started by meagbuch	1 Replies 51 Views	Jul 24, 2018 by jennafosdick
If events A and B are mutually exclusive (disjoint) then a. they must also be independent. b. they ... Started by tatyanajohnson	1 Replies 130 Views	Jul 24, 2018 by kristenb95
A new drug is successful 80 of the time. A student would like to simulate the probability that if 5 ... Started by olgavictoria	1 Replies 51 Views	Jul 24, 2018 by nyrave
A PC owner will be selected at random. What is the probability that the owner will be opposed to the ... Started by cdr_15	3 Replies 75 Views	Jul 24, 2018 by Anton
Suppose the selected PC owner is opposed to the new proposal. What is the conditional probability ... Started by Metfan725	1 Replies 51 Views	Jul 24, 2018 by parker125
What is the probability that the person will be a senior citizen from the Northeast/Midwest ... Started by Ebrown	1 Replies 54 Views	Jul 24, 2018 by macagnavarro
What is the probability that the person will be from the Northeast/Midwest region, given that he/she ... Started by Haya94	1 Replies 80 Views	Jul 24, 2018 by scrocafella
The statistics of a particular basketball player state that he makes, on average, 4 out of every 5 ... Started by abern	3 Replies 170 Views	Jul 24, 2018 by Ahnyah
A standard deck of cards has 52 cards. The cards have one of 4 suites: 13 cards are hearts, 13 cards ... Started by Coya19@aol.com	1 Replies 917 Views	Jul 24, 2018 by quynhmickitran
Belgium has two official languages, French and Dutch. Assume that about 60 of the people use Dutch ... Started by robinn137	1 Replies 177 Views	Jul 24, 2018 by bookworm410
When 4 cards are drawn randomly from a standard 52-card deck without replacement, what is the ... Started by asd123	1 Replies 141 Views	Jul 24, 2018 by raili21
A test to detect prostate cancer in men has a specificity of 80. This means that a. 80 of the men ... Started by serike	3 Replies 106 Views	Jul 24, 2018 by millet
Which of the following statements is true for 6 tosses of a fair coin, where H = Heads and T = ... Started by MirandaLo	1 Replies 111 Views	Jul 24, 2018 by pocatato
Which of the following statements is true for tossing a fair coin (i.e. Probability of Heads = ) if ... Started by wenmo	1 Replies 136 Views	Jul 24, 2018 by hramirez205
Imagine a test for a certain disease. Suppose the probability of a positive test result is 0.95 if ... Started by crobinson2013	1 Replies 83 Views	Jul 24, 2018 by 234sdffa

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Homework Clinic
Mathematics Clinic
Grade 11 and 12 Mathematics (Moderator: geoffrey)