統計與機率
資料分析、機率分佈、假設檢定與統計方法。
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which theoretical probabilities are equal to 1/3? check all that apply.…
landing on a star space on the first roll, landing at Cat Town on the first roll
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4. draw lines to match the numbers on the right to the measures of cent…
Mean - 89 Median - 91 Mode - 91 Range - 92
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the weights and heights of six mathematics students are given in the fo…
C. Weight is input, height is output
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darius is studying the relationship between mathematics and art. he ask…
\(y = 1.518x + 0.995\)
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a. what is the question asking you? b. what information do you need to …
A. The nature or type of the question being posed. B. Data or facts relevant to answering the question. C. The response to the question. D. The means or evidence to confirm the an…
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question 5 what does \democracy\ mean? rule by the few rule by the elit…
D. Rule by the many
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teddy is preparing to sell some wooden blocks at a garage sale. before …
20
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direct quotes i want to use: 1. \with experience and good clientele, as…
1. The quote indicates a career step for those with salon experience to open their own salons and train others. 2. The quote shows the necessary exam after a cosmetology program f…
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spin the spinner below. suppose that you win a prize if it lands on gre…
$p = 0.7$ $1 - p=0.3$
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a school creates a histogram representing the individual travel times f…
The median time is less than 25 minutes.
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flip the coin below. suppose that you win a prize if it comes up heads.…
The probability of success $p$ is 0.5. The probability of failure $1 - p$ is 0.5.
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the graph represents the normal distribution of recorded weights, in po…
8.9 lbs, 9.5 lbs, 10.4 lbs
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from unit 1, lesson 2 the dot - plot represents the distribution of the…
The mean number of goals scored is \(\frac{8}{9}\approx0.89\)
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the mean shoe size of the students in a math class is 7.5. most of the …
1.5
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the graph represents the distribution of the lengths of play times, in …
Most of the songs were between 3 minutes and 3.8 minutes long.
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the students in marlys math class recorded the dimensions of their bedr…
The histogram is right - skewed, so the mean is greater than the median.
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the histogram shows a citys daily high temperatures recorded for four w…
left - skewed
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if you scored below a 70, your task is to deconstruct the questions on …
A. The essence of what the question is inquiring. B. Necessary knowledge or data. C. The actual answer. D. The validation method for the answer.
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bryant collects a set of 20 values that represent the lengths of worms …
B. 6
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what is the slope of the line? m = 0.25. (d) what does the slope mean i…
The slope means that the water level increases at a rate of 0.25 ft/day.
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the histogram shows the weekly rates charged by different daycares for …
nearly symmetrical
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which statement is true about the box plots? number of incorrect questi…
Both the ranges and the interquartile ranges for the data sets are the same.
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question fawzia bought a bag containing 80 small candies. she starts ea…
The independent variable, $x$, represents the number of minutes eating, and the dependent variable is the number of candies left in the bag, because the number of candies left dep…
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a variety of two types of snack packs are delivered to a store. the box…
The number of calories in the packs of trail mix have a greater variation than the number of calories in the packs of crackers.
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nearest whole percentile. 460, 514, 450, 848, 545, 448, 499 send data t…
$71$
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which statement is true about the ranges for the box plots? number of s…
The range of the Morning box plot is the same as the range of the Afternoon box plot
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average weekly earnings the average weekly earnings in dollars for vari…
$36$
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what is the slope of the line? m = 0.25 (d) what does the slope mean in…
The slope of 0.25 means that the water level increases at a rate of 0.25 ft/day.
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the data set below has a lower quartile of 13 and an upper quartile of …
The greatest value, 78, is the only outlier.
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how much does scent cost? retold by kelly morrow the clip - clop of hoo…
We need more information about the content of each paragraph to determine the correct answer.
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the box plot compares the number of events that mrs. cais and mr. rolan…
Mr. Roland's class was more successful because his class's lower quartile was the same as Mrs. Cai's class's upper quartile.
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a cafeteria purchases milk from one of three providers each week, depen…
$2.90$
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read the passage. then answer the question that follows. portia. i prit…
Portia wishes for help to keep from saying what she knows and feels.
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1. the clip - clop of hooves plodding down the dusty street came to a h…
B. because Abdul Ali does not pay for the steam he used from Masud's stew
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the linear trend select continue indefinitely. this indicates that it w…
The slope means that the water level increases at a rate of 0.25 ft/day.
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the interquartile range of the data set is 4. 2,2,3,3,4,5,5,6,7,9,12 wh…
Twelve is not an outlier because it is less than the sum of 7 and 6.
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the data set represents the number of miles mary jogged each day for th…
A. 0
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johnny is challenged to a single - player game with an expected value o…
It is a favorable game.
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the box plot represents the number of minutes it takes for the students…
5
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retold by sharon howard 1 silently his bare feet moved swiftly over hot…
D. "Tonight would be the Festival of the New Moon, and Nsue had nothing to contribute to the feast." (paragraph 2)
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what is the slope of the line? m = 0.25 (d) what does the slope mean in…
The slope of 0.25 means the water - level is rising at a rate of 0.25 ft/day.
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the data set represents the total number of tuba players in each of 11 …
$3$
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the box plot represents the number of minutes customers spend on hold w…
C. 6
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there are 8 sophomores on the academic team. at the last competition, t…
79%
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two black chips and three red chips are put into a bag. two points are …
0.4
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ms. monroe mixes 200 cubes of 4 different colors for a project. she the…
The mean number of red cubes is more than the median number of red cubes.
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a trucking company operates in three regions of the country. the table …
$\$3.70$
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the graph shows the ages of different concertgoers who have backstage p…
The two holders of back - stage passes whose ages are above 40 make the mean age higher than the median age.
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sebastian has researched the following scoring schemes: one that has 5 …
D (3 choices)
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brooke has scores of 84, 72, 90, 95, and 87 on her first five quizzes. …
B. 90 D. 86 E. 92
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the data show the number of pieces of mail delivered to a single home a…
B. A dot plot would show 7 points for numbers greater than 2 C. The intervals on a histogram should be 0 to 2, 3 to 4, and 5 to 6
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the odd numbered regions will add one point. the even numbered regions …
A number less than or equal to 3 will add one point. A 4 will lose two points.
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a mini - golf course is determining the par score for each of its holes…
The mean is the best choice because the data is nearly symmetrical.
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which statement below correctly depicts the expected value of a fair ga…
$E(X) = 0$
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the table shows the heights, in inches, of players on a girls basketbal…
C. 69
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the graph shows the number of minutes, to the nearest five minutes, tha…
The mean will decrease, and the median will stay the same.
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table b: garden - type frequencies by row table b: garden - type freque…
Table B, because the given condition is that the person has a flower garden.
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a car dealer organizes the inventory of a specific model of car into a …
Given that a car is a coupe, there is a 10% chance it is from the previous model year.
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the conditional relative frequency table was generated using data that …
0.57
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read the passage. then answer the question that follows. and this shall…
The statue is a negative symbol that means Caesar should stay home.
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a company is considering making a new product. they estimate the probab…
The company should not make the new product since the expected value of the profit is -$16000$.
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read the passage. then answer the question that follows. this dream is …
The statue is a negative symbol that means Caesar should stay home.
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which value for y in the table would be least likely to indicate an ass…
0.24
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you play a game in which two coins are flipped. if both coins turn up t…
$\frac{1}{3}$
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the conditional relative frequency table was calculated by row using da…
Given that the program was targeted at adults, there is a 37.5% chance that it was recorded.
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the conditional relative frequency table below was generated by column …
The value of G is not similar to the value of H
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read the passage from chapter 2 of animal farm. mrs. jones looked out o…
The animals expel Jones.
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a group of students and workers entering a metro station were asked whe…
166
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a company that produces socks wants to estimate the percent of the sock…
B. It is plausible that between 8.38% and 15.62% of the socks are defective.
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part 1 of 4 (a) how much will a computer be worth 1 yr after purchase? …
(b) 4 (c) \((0,1000)\), initial
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a group of 75 math students were asked whether they like algebra and wh…
a = 29, b = 16, c = 24, d = 30, e = 22, so the answer is a = 29, b = 16, c = 24, d = 30, e = 22 (the fourth option).
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mr. capuano, an art teacher, surveyed his students to find out whether …
6%
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ocurrir in english means... to occur to be well - informed to explain
To occur
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pasar\ in english means... to explain to pass to present
B. To pass
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as people exited a movie theater, they were informally surveyed about w…
a = 41%, b = 3%
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a soccer coach surveyed the players to determine the number of players …
$a = 27\%$
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the two - way frequency table represents data from a survey asking a ra…
$\frac{7}{38}$
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the two - way table represents data from a survey asking schoolchildren…
44%
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the members of a high school band asked a number of students whether th…
a = 33%, b = 43%
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roll a number cube. if the number cube comes up odd, you win the same n…
-0.5
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directions: select the choice that best answers the question. 8. based …
## Question 8: A. Whitman recognizes that Americans learn from the past while making a new way of life. ## Question 9: B. Whitman views all individuals as united by their common h…
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4 from unit 1, lesson 4 the dot - plot shows the weight, in grams, of s…
For the rocks' weight distribution: C. skewed For the students' wages mean: 118.25 represents the average weekly wage of 12 college students For the students' wages median: 118 is…
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numerical expression order of operations types of grouping symbols exam…
1. \(7\) 2. \(46\) 3. \(261\) 4. \(74\) 5. \(16\) 6. \(33\)
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a group of 120 seventh - and eighth - grade students were asked whether…
Twenty - four seventh - grade students chose a non - sports activity
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five eretmochelys imbricata, a type of sea turtle, each have a nest. th…
A. The mean of the original data set is greater than the mean of the new data set.
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isl - u1, wkst 2 - graphing practice 2 name: the data at right shows in…
Equation: \(y=-9.06x + 82.53\) (rounded to two - decimal places) \(m=-9.06\), \(b = 82.53\), \(R^{2}=0.992\) Since \(R^{2}\approx0.992>0.9\), there is a very strong linear relatio…
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main ideas/questions notes/examples numerical expression • an expressio…
1. \(7\) 2. \(5\) 3. \(261\) 4. \(74\) 5. \(16\) 6. \(33\)
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3. part a: what does the word \entice\ mean as used in paragraph 1? a. …
D. to attract
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click to review the online content. then answer the question(s) below, …
The input values of a function are the values of the independent - variable, often $x$, that are put into the function. The output values are the values of the dependent - variabl…
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directions: think about the meaning of each word in the box as its used…
1. heir 2. monuments 3. cosmetics 4. prosperous 5. pharaoh
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1. an equation is a number - sentence that uses the equal sign (=) to s…
Leona traveled 28673 miles.
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1. an equation is a number - sentence that uses the equal sign (=) to s…
Leona traveled 28,673 miles. For question 6:
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match each symbol on the left with its figurative meaning on the right.…
a white flag - surrender and humility a white dove - peace and love an eagle - strength and majesty a red rose - love and romance
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what does the phrase wreak havoc mean in paragraph 4 of the passage? fi…
cause vast destruction
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what does the word prosperity mean in paragraph 4 of the passage? victo…
wealth
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final assessment: do you think that english textile factories were bad …
Yes, English textile factories were bad for the health of working - class families. The long working hours in factories meant that family members, including children, were overwor…
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the name \mesopotamia\ is greek and means... \land of the fertile soil.…
D. "land between the rivers."
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1. according to montesquieu, when is \political liberty\ found in a gov…
1. When there is a proper balance of power and laws protecting individual security and rights. 2. Those with power tend to over - extend and misuse it for self - interest. Views o…
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5. emphasize the teacher used bold letters to emphasize the most import…
5. A. To highlight or call attention to 6. A. To decide or figure out 7. B. An effect or influence
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name: dakota date: 9/12 per: 2 context clues practice (high frequency t…
1. A. Excitement about what will happen 2. B. Express 3. A. To encourage or motivate 4. B. To give or add something