There are 6 people on the ballot for regional judges. Voters can vote for anyVoters can choose to votefor 0, 1, 2, 3, or 4 judges. In how many different ways can a person vote?
  • 0.565
  • 696
  • 30
  • 57
In how many ways can 12 basketball players be listed in a program?
  • 479,101,600
  • 478,001,600
  • 379,001,600
  • 479,001,600
Find the outlier in the set of data.17, 13, 16, 18, 38, 14, 21, 24
  • 10
  • 696
  • 38
  • 50
The town council must decide how to allocate next year's budget. They survey a sample of the townpopulation to determine residents' preferences. Which survey question shows the least bias?
  • Do you think we should plant gardens in the park or buy new park benches?
  • Mean = 87.5Variance = 245.6Standard deviation = 15.7
  • Mean = 8Variance = 18.3Standard deviation = 4.3
  • Go to every fifth house and ask the working adults, "How many times per week do you ride thebus to work?"
Which are dependent events?
  • Mean = 87.5Variance = 245.6Standard deviation = 15.7
  • Mean = 9.3Median = 10Mode = 13
  • Taking two marbles from a box without replacing the first marble
  • Mean = 8Variance = 18.3Standard deviation = 4.3
The bar graph shows the rents paid per month for apartments in an urban neighborhood. The curve shows that the rents are normally distributed. Estimate the percent of apartment residents who pay less than $650 per month.
  • 60%
  • 29%
  • 3%
  • 30%
Find the mean, median, and mode of the data set. Round to the nearest tenth.15, 13, 9, 9, 7, 1, 11, 10, 13, 1, 13
  • Mean = 75.8Median = 76.5Mode = 63
  • Mean = 87.5Variance = 245.6Standard deviation = 15.7
  • Mean = 9.3Median = 10Mode = 13
  • 30th percentile = 790th percentile = 19
On the following dartboard, the radius of the bullseye (area A) is 4 inches. The radius of each concentric circle is 4 inches more than the circle inside it. If a person throws randomly onto the dartboard, what is the probability that the dart will hit in area B?
  • 13/16
  • 3/16
  • 2/16
  • 15/16
A citizens' group wants to determine peoples' opinions about a new road. The members of the groupconduct a survey at the largest mall in the city. Which best describes the sampling method used by thecitizens' group?
  • 4 inches
  • Convenience sample
  • 91%
  • 79.8%
A poll shows that 76% of voters in a city favor an initiative to increase spending on public schools. If 10voters are selected at random, what is the probability that exactly five of them will vote in favor of the initiative?
  • 2.1%
  • 5.0%
  • 5.1%
  • 105.1%
A biologist has determined that a particular osprey has a 70% chance of catching a fish on any given day.Carry out a simulation of 20 trials using the random number table below to find the probability that theosprey will actually catch a fish on all of the next three days. Explain your method.945 025 354 793 236106 746 981 105 012832 180 250 871 835793 726 864 496 947
  • 5.1%
  • Do you think we should plant gardens in the park or buy new park benches?
  • Using the digits 0-6 to represent a caught fish, the probability of catching a fish on each of thenext three days is 35%.
  • 4 inches
What are the mean, variance, and standard deviation of these values? Round to the nearest tenth.92, 97, 53, 90, 95, 98
  • Mean = 75.8Median = 76.5Mode = 63
  • Mean = 9.3Median = 10Mode = 13
  • Mean = 8Variance = 18.3Standard deviation = 4.3
  • Mean = 87.5Variance = 245.6Standard deviation = 15.7
An airline has 81% of its flights depart on schedule. It has 69% of its flights depart and arrive on schedule. Find the probability that a flight that departs on schedule also arrives on schedule.
  • 0.9
  • 0.84
  • 1.85
  • 0.85
A bag contains 8 red marbles, 4 white marbles, and 5 blue marbles. You draw one marble at random. Find P(red and blue).
  • 30
  • 50
  • 0
  • 2
Using a sixteen-sided number cube, what is the probability that you will roll an even number or an oddprime number? The number 1 isn't an odd prime. Round to three decimals.
  • 0.823
  • 0.813
  • 0.1626
  • 100.813
In how many different orders can you line up 8 cards on a table?
  • 200,320
  • 40,325
  • 40,160
  • 40,320
Lynn and Dawn tossed a coin 60 times and got heads 33 times. What is the experimental probability oftossing heads using Lynn and Dawn's results?
  • 11/25
  • 10/20
  • 16/20
  • 11/20
A bag contains 6 red marbles, 6 white marbles, and 4 blue marbles. Find P (red or blue).
  • 6/8
  • 5/2
  • 5/8
  • 5/16
What is the theoretical probability of being dealt exactly three 4s in a 5-card hand from a standard 52-card deck?
  • 94/54145
  • 94/27072
  • 47/54145
  • 470/54145
What are the mean, variance, and standard deviation of these values? Round to the nearest tenth.11, 11, 3, 1, 11, 11
  • Mean = 75.8Median = 76.5Mode = 63
  • Mean = 8Variance = 18.3Standard deviation = 4.3
  • 3/8
  • Rolling an even number and an odd number
What are the mean, variance, and standard deviation of these values? Round to the nearest tenth.
  • Mean = 47.6Variance = 31Standard deviation = 5.6
  • Mean = 9.3Median = 10Mode = 13
  • Mean = 75.8Median = 76.5Mode = 63
  • 30th percentile = 10590th percentile = 176
The probability that a dessert sold at a certain cafe contains chocolate is 73%. The probability that a dessert containing chocolate also contains nuts is 25%. Find the probability that a dessert chosen at random contains nuts given that it contains chocolate. Round to the nearest tenth of a percent.
  • 66.2%
  • 34.1%
  • 34.2%
  • 34.0%
A dartboard consists of two concentric circles. The probability of hitting the inner circle is 16%. If the outer circle has a diameter of 20 inches, what is the radius of the inner circle?
  • 8 inches
  • 6 inches
  • 5 inches
  • 4 inches
You roll a six-sided number cube. Which events are mutually exclusive?
  • Taking two marbles from a box without replacing the first marble
  • 30th percentile = 790th percentile = 19
  • Mean = 8Variance = 18.3Standard deviation = 4.3
  • Rolling an even number and an odd number
Suppose Ruth Ann has 3 routes she can travel between the school to the library, and 5 routes from the library to her home. How many routes are there from Ruth Ann's school to her home with a stop at the library?
  • 50
  • 72
  • 0.1804
  • 15
The scores on an exam are normally distributed with a mean of 77 and a standard deviation ofWhat percent of the scores are greater than 87?
  • 17%
  • 6%
  • 16%
  • 116%
The bar graph shows the rents paid per month for apartments in an urban neighborhood. Thecurve shows that the rents are normally distributed.Estimate the percent of apartment residents who pay from $600 to $749 per month.
  • 103%
  • 193%
  • 93%
  • 46%
Evaluate 60C3/15C3
  • 6,844/191
  • 11,844/91
  • 6,844/91
  • 6,84/91
Each person in a group of students was identified by year and asked when he or she preferred taking classes: in the morning, afternoon, or evening. The results are shown in the table. Find the probability that the student preferred afternoon classes given he or she is a junior. Round to the nearest thousandth.
  • 0.464
  • 0.85
  • 0.1804
  • 0.241
If a dart hits the target at random, what is the probability that it will land in the shaded region?
  • 1/2
  • 101/16
  • 99/16
  • 1/16
Evaluate 9P4
  • 3,23
  • 3,2
  • 3,024
  • 3,48
A game uses 26 tiles, lettered from A to Z. To start, you randomly choose a set of 5 tiles. What is the theoretical probability of drawing exactly 2 vowels (A, E, I, O, or U) in your set of 5? Round to the nearest percent.
  • 10%
  • 20%
  • 120%
  • 25%
Suppose Q and R are independent events. Find P(Q and R).P(Q) = 0.41, P(R) = 0.44
  • 10.1804
  • 0.1804
  • 0.902
  • 5.1804
Mrs. Jones Algebra 2 class scored very well on yesterday's quiz. With one exception, everyone received an A. Within how many standard deviations of the mean do all the quiz grades fall?91, 92, 94, 88, 96, 99, 91, 93, 94, 97, 95, 97
  • 0
  • 2
  • 57
  • 15
Over the first five years of owning a car, Gina drove about 12,700 miles the first year, 15,478 miles thesecond year, 12,675 the third year, 11,850 the fourth year, and 13,075 the fifth year.a. Find the mean, median, and mode of this data.b. Explain which measure of central tendency will best predict how many miles Gina will drive in thesixth year.
  • Using the digits 0-6 to represent a caught fish, the probability of catching a fish on each of thenext three days is 35%.
  • 30th percentile = 790th percentile = 19
  • Mean = 47.6Variance = 31Standard deviation = 5.6
  • Mean = 13,156 Median = 12,700 No modeThe median is the best choice because it is not skewed by the high outlier
Suppose S and T are mutually exclusive events. Find P(S or T).P(S) = 20%, P(T) = 22%
  • 142%
  • 43%
  • 42%
  • 210%
The probability that a city bus is ready for service when needed is 84%. The probability that a city bus is ready for service and has a working radio is 67%. Find the probability that a bus chosen at random has a working radio given that it is ready for service. Round to the nearest tenth of a percent.
  • 74.8%
  • 79.3%
  • 79.8%
  • 89.8%
The Booster Club sells meals at basketball games. Each meal comes with a choice of hamburgers, pizza, hot dogs, cheeseburgers, or tacos, and a choice of root beer, lemonade, milk, coffee, tea, or cola. How many possible meal combinations are there?
  • 30
  • 57
  • 2
  • 38
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