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survey of mathematics

Questions and Answers of Survey of Mathematics

There is a 20% chance that next year the total number of employees in the Staples stores in Milwaukee will increase by 300. There is a 70% chance that the increase will be 400 employees, and a 10%
The checks in the envelopes are for $2, $2, $100, and $400, respectively.A person randomly selects one of the four envelopes shown below. Each envelope contains a check that the person gets to keep.
The checks in the envelopes are for $0, $2, $5, and $20, respectively.A person randomly selects one of the four envelopes shown below. Each envelope contains a check that the person gets to keep.
Three envelopes contain a $20 check, and one envelope contains a $0 check.A person randomly selects one of the four envelopes shown below. Each envelope contains a check that the person gets to keep.
Two envelopes contain a $10 check, and two envelopes contain a $25 check.A person randomly selects one of the four envelopes shown below. Each envelope contains a check that the person gets to keep.
Assume that a person spins the pointer and is awarded the amount indicated by the pointer. If it costs $2 to play the game, determine.(a) The expectation of a person who plays the game.(b) The fair
Assume that a person spins the pointer and is awarded the amount indicated by the pointer. If it costs $2 to play the game, determine.(a) The expectation of a person who plays the game.(b) The fair
Assume that a person spins the pointer and is awarded the amount indicated by the pointer. If it costs $2 to play the game, determine.(a) The expectation of a person who plays the game.(b) The fair
Assume that a person spins the pointer and is awarded the amount indicated by the pointer. If it costs $2 to play the game, determine.(a) The expectation of a person who plays the game.(b) The fair
Two envelopes contain a check for $600, two envelopes contain a check for $2000, and two envelopes contain a check for $5000.A person randomly selects one of the six envelopes shown below. Each
The six envelopes contain checks for $100, $200, $300, $400, $500, and $1000, respectively.A person randomly selects one of the six envelopes shown below. Each envelope contains a check that the
Four envelopes contain a $1000 check, and two envelopes contain a $5000 check.A person randomly selects one of the six envelopes shown below. Each envelope contains a check that the person gets to
Three envelopes contain a $500 check, and three envelopes contain a $1000 check.A person randomly selects one of the six envelopes shown below. Each envelope contains a check that the person gets to
Assume that a person spins the pointer and is awarded the amount indicated if the pointer points to a positive number but must pay the amount indicated if the pointer points to a negative number.
Assume that a person spins the pointer and is awarded the amount indicated if the pointer points to a positive number but must pay the amount indicated if the pointer points to a negative number.
Assume that a person spins the pointer and is awarded the amount indicated by the pointer. Determine the person’s expectation. $1 $5 $10
Assume that a person spins the pointer and is awarded the amount indicated by the pointer. Determine the person’s expectation. $10 $5
Ten thousand raffle tickets are sold for $5 each. Four prizes will be awarded: one for $5000, one for $2500, and two for $1000. Assume that the probability that any given ticket is selected for the
Two thousand raffle tickets are sold for $3 each. Three prizes will be awarded: one for $1000 and two for $500. Assume that the probability that any given ticket is selected for the $1000 prize is
One thousand raffle tickets are sold for $2 each. One prize of $600 is to be awarded. Rena purchases one ticket.(a) Determine her expected value.(b) Determine the fair price of a ticket.
Five hundred raffle tickets are sold for $3 each. One prize of $500 is to be awarded. Raul purchases one ticket.(a) Determine his expected value.(b) Determine the fair price of a ticket.
The expected value when you purchase a lottery ticket is -$2.00, and the cost of the ticket is $5.00. Determine the fair price of the lottery ticket.
The expected value of a carnival game is -$4.50, and the cost to play the game is $10.00. Determine the fair price to play the game.
A multiple-choice exam has four possible answers for each question. For each correct answer, you are awarded 5 points. For each incorrect answer, 2 points are subtracted from your score. For answers
A multiple-choice exam has five possible answers for each question. For each correct answer, you are awarded 5 points. For each incorrect answer, 1 point is subtracted from your score. For answers
A bag contains 4 blue chips and 6 red chips. Chi and Dolly play the following game. Chi selects one chip at random from the bag. If Chi selects a blue chip, Dolly gives Chi $6. If Chi selects a red
Alyssa and Gabriel play the following game. Alyssa rolls a die. If she rolls a 1, 2, or 3, Gabriel gives Alyssa $3. If Alyssa rolls a 4 or 5, Gabriel gives Alyssa $2. However, if Alyssa rolls a 6,
Mike and Dave play the following game. Mike picks a card from a deck of cards. If he selects an ace, Dave gives him $5. If not, he gives Dave $2. (a) Determine Mike’s expectation.(b) Determine
At the Royal Dragon Chinese restaurant, a slip in the fortune cookies indicates a dollar amount that will be subtracted from your total bill. A bag of 10 fortune cookies is given to you from which
At a special clothing sale at the Crescent Oaks Country Club, after the cashier rings up your purchase, you select a slip of paper from a box. The slip of paper indicates the dollar amount, either $5
The Triple L investment club is considering purchasing a certain stock. After considerable research, the club members determine that there is a 70% chance of making $15,000, a 10% chance of breaking
In July in Seattle, the grass grows 1/2 in. a day on a sunny day and 1/4 in. a day on a cloudy day. If in Seattle in July, 75% of the days are sunny and 25% are cloudy (a) Determine the expected
The CBS television network is scheduling its fall lineup of shows. For the Tuesday night 8 p.m.slot, CBS has selected NCIS. If its rival network NBC schedules the show The Voice during the same time
For a small conference, organizers estimate that 195 people will attend if Dr. Tiebol is the guest speaker and 80 people will attend if she is not the guest speaker. There is a 40% chance that the
In a proposed business venture, Stephanie estimates that there is a 60% chance she will make $80,000 and a 40% chance she will lose $20,000. Determine Stephanie’s expected value.
Bobbi, an investment counselor, is advising her client on a particular investment. She estimates that if the tax law does not change, the client will make $15,000 but if the tax law changes, the
An outdoor hot dog vendor sells an aver-age of 60 hot dogs per day in dry weather and an average of 20 per day in rainy weather. If the weather in this area is rainy 20% of the time, determine the
Fill in the blank with an appropriate word, phrase, or symbol(s).In an experiment, if there is neither a gain nor a loss in the long run, the expected value is _________ .
Fill in the blank with an appropriate word, phrase, or symbol(s).In an experiment, if there is a gain in the long run, the expected value is _________ .
Fill in the blank with an appropriate word, phrase, or symbol(s).In an experiment, if there is a loss in the long run, the expected value is _________ .
Fill in the blank with an appropriate word, phrase, or symbol(s).The expected gain or loss of an experiment over the long run is called the ________ value.
Multiple births make up about 3% of births per year in the United States. The following artwork illustrates the number and type of multiple births in the U. S. in 2012.Using the above information,
Turn to the roulette wheel illustrated. If the wheel is spun, determine Roulette wheel:(a) The probability that the ball lands on red.(b) The odds against the ball landing on red. (c) The
Racetracks quote the approximate odds against each horse winning on a large board called a tote board.The odds quoted on a tote board for a race with four horses are as follows.Horse Number . . . . .
Determine the odds against an even number or a number greater than 3 being rolled on a die.
Birth defects affect 1 in 33 babies born in the United States each year.(a) What is the probability that a baby born in the United States will have a birth defect?(b) What are the odds against a baby
Suppose that the probability that all the parts needed to assemble a bookcase are included in the carton is 7/8. Determine the odds in favor of the carton including all the needed parts.
One in 104 individual tax returns will be randomly selected to be audited by the IRS. Determine (a) The probability that an individual tax return will be audited.(b) The odds against an
Suppose that the probability that a mechanic fixes a car correctly is 0.9. Determine the odds against the mechanic fixing a car correctly.
According to the Centers for Disease Control, 31% of Americans have high blood pressure. If an American is selected at random, deter-mine the odds in favor of this person having high blood pressure.
The odds against the person having either A+ or O+ blood.The following circle graph shows the percent of Americans with the various types of blood.If one American is selected at random, use the graph
The odds in favor of the person having either O+ or O- blood.The following circle graph shows the percent of Americans with the various types of blood.If one American is selected at random, use the
The odds in favor of the person having B- blood.The following circle graph shows the percent of Americans with the various types of blood.If one American is selected at random, use the graph to
The odds against the person having A+ blood.The following circle graph shows the percent of Americans with the various types of blood.If one American is selected at random, use the graph to determine
The probability that the person has B- blood.The following circle graph shows the percent of Americans with the various types of blood.If one American is selected at random, use the graph to
The probability that the person has A+ blood.The following circle graph shows the percent of Americans with the various types of blood.If one American is selected at random, use the graph to
The odds in favor of it being G50.Refer to the following information. When playing bingo, 75 balls are placed in a bin and balls are selected at random. Each ball is marked with a letter and number
The odds against it being G50.Refer to the following information. When playing bingo, 75 balls are placed in a bin and balls are selected at random. Each ball is marked with a letter and number as
The odds against it containing the letter B.Refer to the following information. When playing bingo, 75 balls are placed in a bin and balls are selected at random. Each ball is marked with a letter
The odds in favor of it containing the letter B.Refer to the following information. When playing bingo, 75 balls are placed in a bin and balls are selected at random. Each ball is marked with a
The probability that it does not contain the letter B.Refer to the following information. When playing bingo, 75 balls are placed in a bin and balls are selected at random. Each ball is marked with a
The probability that it contains the letter B.Refer to the following information. When playing bingo, 75 balls are placed in a bin and balls are selected at random. Each ball is marked with a letter
The odds against Ishaq getting hired for a job are 3 : 8. Determine the probability(a) Ishaq gets hired.(b) Ishaq does not get hired.
The odds against a rock concert selling out are 2 : 9. Determine the probability the concert(a) Sells out.(d) Does not sell out.
The odds in favor of Sam selling his motorcycle are 3 : 10. Determine the probability that Sam will (a) Sell his motorcycle.(b) Not sell his motorcycle.
The odds in favor of Wendy winning an election are 7 : 4. Determine the probability that(a) Wendy wins.(b) Wendy does not win.
A box contains 9 red and 2 blue marbles. If you select one marble at random from the box, determine the odds against selecting a blue marble.
The results of a medical test show that of 85 people selected at random who were given the test, 80 tested negative and 5 tested positive. Determine the odds against a person selected at random from
A special die used in a game contains one dot on one side, two dots on two sides, and three dots on three sides. If the die is rolled, determine (a) The probability of rolling two dots.(b) The
The chart at the top of the next page shows the ten players with the highest salaries in the National Basketball Association (NBA) for the 2014–2015
If one ball is selected at random, determine the odds in favor of it containing two digits.Use the rack of 15 billiard balls shown. 1 15) (14 (13) (12 (11 10
If one ball is selected at random, determine the odds against it containing a number greater than or equal to 9.Use the rack of 15 billiard balls shown. 1 15) (14 (13) (12 (11 10
If one ball is selected at random, determine the odds against it containing any red coloring (solid or striped).Use the rack of 15 billiard balls shown. 1 15) (14 (13) (12 (11 10
If one ball is selected at random, determine the odds in favor of it being an even-numbered ball.Use the rack of 15 billiard balls shown. 1 15) (14 (13) (12 (11 10
If one ball is selected at random, determine the odds in favor of it being a ball other than the 8 ball.Use the rack of 15 billiard balls shown. 1 15) (14 (13) (12 (11 10
If one ball is selected at random, determine the odds against it containing a stripe. (Balls numbered 9 through 15 contain stripes.)Use the rack of 15 billiard balls shown. 1 15) (14 (13) (12 (11 10
One million tickets are sold for a lottery in which a single prize will be awarded.(a) If you purchase a ticket, determine your odds against winning. (b) If you purchase 10 tickets, determine
One marble is selected at random from a box of 12 blue marbles and 16 red marbles. Determine the odds against selecting(a) A red marble. (b) A blue marble.
Assume that the spinner cannot land on a line. Determine the odds against the spinner landing on the color red.
Assume that the spinner cannot land on a line. Determine the odds against the spinner landing on the color red.
Assume that the spinner cannot land on a line. Determine the odds against the spinner landing on the color red.
Assume that the spinner cannot land on a line. Determine the odds against the spinner landing on the color red.
A card is picked from a standard deck of cards. Determine the odds against and the odds in favor of selecting.A card greater than 5 (ace is low).
A card is picked from a standard deck of cards. Determine the odds against and the odds in favor of selecting.A picture card.
A card is picked from a standard deck of cards. Determine the odds against and the odds in favor of selecting.A spade.
A card is picked from a standard deck of cards. Determine the odds against and the odds in favor of selecting.A king.
A fair die is tossed. Determine the odds against rolling.A number greater than 4.
A fair die is tossed. Determine the odds against rolling.A number less than 5.
A fair die is tossed. Determine the odds against rolling.An odd number.
A fair die is tossed. Determine the odds against rolling.A 5.
In her wallet, Anne has 12 bills. Six are $1 bills, two are $5 bills, three are $10 bills, and one is a $20 bill. She passes a volunteer seeking donations for the Salvation Army and decides to select
In a class of 30 students, 18 are liberal arts majors. If a student is selected at random, determine (a) The probability the student is majoring in liberal arts.(b) The probability the student
Fill in the blank with an appropriate word, phrase, or symbol(s).If the odds against an event are a to b, then the probability that the event occurs is ____________.
Fill in the blank with an appropriate word, phrase, or symbol(s).If the odds against an event are 1 : 3, the probability that the event will fail to occur is _________ .
Fill in the blank with an appropriate word, phrase, or symbol(s).If the probability that an event will fail to occur is 1/5 then the probability that the event will occur is 4/5, and the odds against
Fill in the blank with an appropriate word, phrase, or symbol(s).If the probability that an event will occur is 2/3 then the probability that the event will not occur is 1/3, and the odds in favor of
Fill in the blank with an appropriate word, phrase, or symbol(s).If the odds against winning at Monopoly are 5 : 1, then the odds in favor of winning at Monopoly are _____________.
Fill in the blank with an appropriate word, phrase, or symbol(s).If the odds in favor of Lady Q winning a horse race are 1 : 4, then the odds against Lady Q winning the race are _______ .
Fill in the blank with an appropriate word, phrase, or symbol(s).The ratio of the probability that the event will occur to the probability that the event will fail to occur is called the odds _______
Fill in the blank with an appropriate word, phrase, or symbol(s).The ratio of the probability that an event will fail to occur to the probability that the event will occur is called the odds

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