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QWERTY
If there is an 80% chance of rain and a 50% chance of wind and rain, what is the probability that it is windy, given that it is rainy?
A. 38%
B. 13%
C. 63%
D. 88%
1 AnswerMathematics6 years agoWhat is P(A∩B)?
Suppose A and B are dependent events, If P(A|B)=0.25 and P(B)=0.8, what is P(A∩B)?
A. 0.85
B. 0.25
C. 0.2
D. 0.8
1 AnswerMathematics6 years agoWhich of the following best represents the probability that the selected college student will be a male student or a graduate student?
A local college student will be randomly selected to attend a leadership conference in Washington D.C. There are 2110 local college students, of which 40% are male. 610 of the college students are graduate students, and half of the graduate students are female.
A. 48%
B. 44%
C. 54%
D. 58%
1 AnswerMathematics6 years agoGlenn roles a 6 sided die. What is the probability that he gets a number greater than 2 or an odd number?
A. 2/3
B. 3/4
C. 1/3
D. 5/6
3 AnswersMathematics6 years agoA family has 8 girls and 4 boys. A total of 2 children must be chosen to speak on behalf of the family at a local benefit...?
What is the probability that 2 girls and no boys are chosen?
A. 1/6
B. 12/33
C. 14/33
D. 7/55
4 AnswersMathematics6 years agoDon randomly draws two cards from a standard deck of 52 cards. He does NOT replace the first card. What is the probability...?
...What is the probability that both cards are aces?
A. 1/26
B. 1/1326
C. 1/663
D. 1/221
3 AnswersMathematics6 years agoA total of 32 students have entered a spelling contest. There are 6 medals for 1st through 6th place that will be awarded...?
In how many different ways can the medals be awarded?
A. 652,458,240
B. 906,192
C. 108,324
D. 624, 242
3 AnswersMathematics6 years agoA key code must contain 4 numbers. There are 10 numerals available. Using these numerals, how many different key codes may be created?
A. 180
B. 210
C. 3,060
D. 5,040
3 AnswersMathematics6 years agoWhat is the number of ways to arrange 5 objects from a set of 9 different objects?
A. 19,310
B. 532
C. 126
D. 15,120
2 AnswersMathematics6 years agoHow many leaves on a tree diagram would represent all possible combinations of sandwiches?
A restaurant offers 3 kinds of bread, 4 kinds of meat, and 3 kinds of cheese.
A. 48
B. 36
C. 10
D. 24
1 AnswerMathematics6 years agoHow many leaves on a tree diagram are needed to represent all possible combinations of tossing a coin and rolling a die?
A. 46
B. 12
C. 8
D. 24
1 AnswerMathematics6 years ago
Which of the following descriptions matches the sequence of events in the tree diagram?
http://media.apexlearning.com/Images/201307/11/881...
A. Writing the results from a choice of 2 pairs of pants, 4 shirts, and 8 pairs of shoes.
B. Writing the results from a choice of 2 pairs of pants, 2 shirts, and 2 pairs of shoes.
C. Writing the results from a choice of 2 pairs of pants and 2 shirts.
D. Writing the results from a choice of 2 pairs of pants, 2 shirts, and 4 pairs of shoes.
1 AnswerMathematics6 years agoHow many of these patrons don't like any of these coffee drinks?
In a group of 50 patrons, 12 patrons like lattes and espressos, 9 patrons like espressos and cappuccinos, 8 patrons like lattes and cappuccinos, and and 4 patrons like all 3 coffee drinks. Altogether, 20 patrons like lattes, 22 patrons like espressos, and 17 patrons like cappuccinos. How many patrons don't like any of these coffee drinks?
A. 18
B. 14
C. 12
D. 16
2 AnswersMathematics6 years agoWhich of these is true about the nervous system?
More than one may be correct.
A. Works just like electrical wires
B. Only in the brain
C. Electrochemical
D. Works just like a battery
3 AnswersBiology7 years agoI took .5 mg of xanax four hours ago. Will taking a shot or two of vodka kill me?
I also started taking Wellbutrin recently.
I'm not interested in side-effects. I just want to know if it will kill me or not. And, well, I DON'T want it to kill me.
2 AnswersMedicine7 years ago135 pounds, took 1mg of Xanax nine hours ago, can I take a shot or two?
I can't sleep and my asthma prevents me from taking sleeping pills.
2 AnswersOther - General Health Care7 years agoWhich of these is a parent function?
A. f(x)=x^4 + 3
B. f(x)=e^x
C. f(x)=2e^(2x)
D. f(x)=2*3^x
2 AnswersHomework Help7 years agoThis is the graph of f(x)=3log10x. How would you describe the graph of g(x)=9log10x?
Graph: http://media.apexlearning.com/Images/201308/27/786...
A. g(x) compresses f(x) by a factor of 3.
B. g(x) shifts f(x) up 3 units.
C. g(x) shifts f(x) to the right 3 units.
D. g(x) stretches f(x) vertically by a factor of 3.
1 AnswerMathematics7 years agoHow would you describe the difference between the graphs of f(x)=x^2 + 4 and g(y)=y^2+4?
A. g(y) is a reflection of f(x) over the line y=x.
B. g(y) is a reflection of f(x) over the x-axis.
C. g(y) is a reflection of f(x) over the y-axis.
D. g(y) is a reflection of f(x) over the line y=1.
3 AnswersMathematics7 years ago
