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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giving a test to a group of students, the grades and gender are summari…
$0.3462$
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“payah kun,” said the eldest magician, meaning, “that is quite right”; …
"he breathed upon the great rocks and lumps of earth", "the Moon rose big and full over the water"
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the next two questions go together. first, answer part a. then, answer …
D. vividly attractive
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enter the correct answer. what is the probability of drawing a 7? enter…
2
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activity thinking about positive and negative numbers around you do thi…
Buildings, trees.
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5. a baseball team plays a best 2 of 3 game series. their chance of win…
The probability of a complete system failure is $0.001$.
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here are 6 celebrities with some of the highest net worths (in millions…
The variance is 3444435 million dollars squared.
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5. a baseball team plays a best 2 of 3 game series. their chance of win…
The probability distribution of \(X\) for the baseball team: \(P(X = 0)=0.3025\), \(P(X = 1)=0.495\), \(P(X = 2)=0.5985\) For the soccer - team problem:
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question 18 biased words are often used in a __________ manner. neutral…
B. demeaning
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statistics probability tree diagrams practice worksheet - fall 2025 for…
For problem 1: - Tree - diagram has two levels of branches for two free - throws with appropriate labels and probabilities. Probabilities: \(P(X = 0)=0.09\), \(P(X = 1)=0.42\), \(…
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piece of advice i have received is to alter al·ter (verb) line 19 meani…
- Meaning: to change or make different - Example: I might change my Saturday afternoon plans to
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1) the class was asked what their favorite ice cream flavor was at the …
The completed table for super - power data is shown above. The bar - graph for ice - cream flavors has bars of heights 8, 8, 1, and 4 for Chocolate, Vanilla, Strawberry, and Mint …
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reread paragraphs 14 - 15 from passage 2. 14 \well, you can come to the…
to laugh softly or happily
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academic vocabulary sound sound (adjective) line 15 meaning showing goo…
- Meaning: showing good sense or judgment - Example: A sound piece of advice I have received is to save money regularly.
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monday what does it mean for something to have 0% probability? or 100% …
0% probability means an event is impossible. 100% probability means an event is certain. The possible outcomes of 3 coin - flips are HHH, HHT, HTH, THH, HTT, THT, TTH, TTT.
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given the following question: what is the relationship between spending…
10. Independent variable: Time spent with family pet; Data type: Quantitative 11. Dependent variable: Amount of stress; Data type: Could be qualitative or quantitative 12. Statist…
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use the scatterplot to answer the following questions. 1. does this sca…
1. Bivariate data 2. Number of bathroom passes 3. Decreases 4. Weak negative correlation; because the points show a general downward trend but are not tightly clustered around a l…
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4. a basketball player shoots three free throws and has an 80% chance o…
4. $n = 3$, $p = 0.8$ 5. $n = 6$, $p = 0.5$ 6. $n = 4$, $p = 0.62$ 7. Binomial random variables represent the number of successes in a fixed number of trials and can only take on …
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discussion question: world religions sydney ledingham · yesterday 10 po…
Religion has been important in almost every society throughout history because it gives people a sense of meaning and purpose, offers comfort during difficult times, creates a com…
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1. which is equivalent to 8 log(x) - 7 log(y)? a. log(x^8/y^7) b. log(5…
d. \(\log(\frac{8}{y})\)
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binomial tables handout - 2025 - statistics - mr. scheel 1. what are th…
1. The characteristics of a binomial random variable are: fixed number of trials ($n$), two - possible outcomes per trial, constant probability of success ($p$) across trials, and…
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read this sentence from paragraph 147. \those who give the blows may tr…
Children never forget the wrongs done to them by their parents.
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match the stage of the listening process with its description by choosi…
Provide feedback based on information being processed: interpreting Process and retain information: recalling Assess value and credibility of information: responding Take informat…
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unit 1 do nows do now 1 - 1.1 function basics 1) in which quadrant do l…
1. a) \(y=-2.3683x + 138.292\) b) \(24.61\) c) As the latitude increases, the average temperature decreases approximately linearly. 2. a) \(y = 1.4075x+49.373\) b) \(401.25\) c) T…
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linear inequalities - real world situations #1 madison is making cookie…
#1: $6x + 4y\geq1200$ (or $3x + 2y\geq600$) #2: Graph with $x$-intercept at $(200,0)$, $y$-intercept at $(0,300)$, solid line and shading above the line. #3: - $(200,0)$: 200 batc…
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identify the symbols used for each of the following: (a) sample standar…
a. $s$ b. $\sigma$ c. $s^{2}$ d. $\sigma^{2}$
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identify the symbols used for each of the following: (a) sample standar…
a. The symbol for sample standard deviation is $s$. b. The symbol for population standard deviation is $\sigma$. c. The symbol for sample variance is $s^{2}$. d. The symbol for po…
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fast ela reading sample items now answer numbers 1 through 3. base your…
1. C. It emphasizes that a small group of farmers receives large sums of benefits from the honey program. 2. E. stagnated 3. B. by detailing the amount of money commercial beekeep…
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5. examine the frequency table below for prices to replace a dishwasher…
c. 60%
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4 in paragraph 11, how does roosevelt describe the statue of libertys s…
No specific answers can be given without the speech text.
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a botanist measured the heights (in cm) of several plants of a certain …
(a) 35 cm (b) 55 cm (c) 45 cm
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ch 1 mdfl honors do not write on this test. show all work on a separate…
1. b. Relative cumulative frequency 2. c. Standard deviation 3. c. 278 4. c. essential expense 5. c. 60%
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linear equations w/ distribution (lev 1) this is the only question in t…
$y = 10$
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find the mean of this data set. 56, 49, 58, 63, 52, 46
53
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simplify expressions with distribution this is the only question in thi…
$12m - 16$
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2. in your own words: what does it mean to be liable for something? exa…
To be "liable" for something means to be responsible or accountable for it.
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choose the histogram for this frequency table: interval frequency 0 - 1…
The first histogram.
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4. if someone says that a jacket is 25% off, what does that mean? it me…
It means the price of the jacket is reduced by 25% of its original price, and you pay 75% of the original price.
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4. if someone says that a jacket is 25% off, what does that mean? it me…
April has 40 CDs and Amy has 80 CDs.
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the actual profits for a company are given in the following table, wher…
259.6
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4. if someone says that a jacket is 25% off, what does that mean?
It means the price of the jacket is reduced by 25% of its original - price, and the customer pays 75% of the original price.
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1 in paragraph 3, what does roosevelt mean by universal when he refers …
1. He means fundamental, shared human desires that are common to all people. 2. The Statue of Liberty symbolizes freedom and America's ideals. The occasion might be a significant …
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a students course grade is based on one midterm that counts as 5% of hi…
95.35
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she was on a tight - rope walking on hot toes during dinner. what does …
She was alert and attentive during dinner.
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the water was so transparent i could see the sand beneath my toes. what…
1. Allowing light to pass through so objects behind can be seen. 2. Simile; It implies she eats daintily or in small amounts like a rabbit.
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propaganda is a. a memorial, a lasting remembrance, evidence. b somethi…
B. something created to deliberately convince or influence people's thoughts, opinions, and/or actions
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22. how can implicit meaning be understood? a. finding character names …
22. B. Reading for clues 23. C. Falling action 24. C. To ensure clarity 25. D. Hints for word meanings 26. (No correct option shown in the provided image for this question)
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19. why avoid vague words? a. take up space b. too formal c. hard to sp…
19. d. Lack clarity 20. None of the above (since he anticipated counter - arguments but it's not an option) 21. a. Neglected
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6. which approach to evidence is most effective in persuasive writing? …
6. C. Selecting details that support main points 7. B. How characters develop over time 8. C. Track key changes 9. D. Setting
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which excerpt from \lather and nothing else.\ is the best example of fa…
Meanwhile he was taking off his cartridge - studded belt with the pistol holster suspended from it. He put it on a hook in the wardrobe and hung his cap above it.
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multiple choice question in banduras famous bobo doll study, children w…
the aggressive model
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when arthur rothstein moved, the steer skull he _______ the scene; thus…
Both of these answers are/could be correct manipulated and or altered changed the observer's view or understanding
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question 3 1 pts what is belief in multiple gods called? theocracy mono…
Question 3: C. Polytheism Question 4: A. The Pope cannot make a mistake when speaking for God
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what did aristotle say was the meaning and purpose of life? happiness l…
1. Happiness 2. Monotheism
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1. what is an example of word salad? calling a watch a time teller refe…
1. Saying, "The bus nose run trick" 2. Try to understand the meaning behind it 3. First in, last out
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what are line and scatter plots best for displaying? non - numerical da…
numerical data
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when graphing data, what will make it more accurate? using units to des…
using units to describe data
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which best describes how close data points are to each other? accuracy …
precision
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which best describes data that is numerical? qualitative quantitative
quantitative
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for questions 7 - 10, write an algebraic function rule that can be used…
**Question 7**: - Function: $C(p)=0.25p + 5$ - Slope: Represents the cost per pound of pumpkin ($0.25$ dollars per pound) - Vertical - intercept: Represents the fixed cost to ente…
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which options means to format a text? (1 point) ○ to state the central …
to arrange and display information
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what has democracy come to mean in practice? multiple choice pluralisti…
pluralistic government through the combination of popularly elected representatives and the influence of interest groups
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read the excerpt from chapter 6 of animal farm. \you have heard then, c…
Corrupt leaders use propaganda to remain in power.
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read the passage from chapter 6 of animal farm. \you have heard then, c…
the hypocrisy of some leaders
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multiple choice question what does the phrase \separation of powers\ me…
Power is divided among the three branches of government.
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convenience store your friends know that you stop at the local convenie…
(a) $f(x)=50 - 2x$ (b) Rate of change: - 2. It means the gift - card balance decreases by $2$ for each bottle of juice purchased. (c) A straight - line sloping downwards from left…
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a survey asked a random sample students if they estimated they spent mo…
11
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a survey asked a group of adults and youths if they prefer reading book…
63
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pets survey | | pets | no pets | total | | ---- | ---- | ---- | ---- | …
49
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a random sample of students were surveyed as to how much non - school s…
14
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read the passage from animal farm. \boxer!\ cried clover in a terrible …
It is important to recognize a dictatorship before it is too late.
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the presidents ability to veto a bill _______. o means that a bill must…
is a check on Congress
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what were some of the weaknesses of the articles of confederation? the …
- The national government depended on the states for its funding, and they often didn't pay their share. - The national government did not have the power to regulate commerce betw…
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when applying for a new job, you may be asked to submit a résumé or a c…
Résumés and CVs are similar, but a CV provides a more in - depth look at a person's qualifications for a job.
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here it became apparent that mr. pilkington was about to spring some ca…
A. Ridicule makes Pilkington seem beneath the animals. C. Parody compares the pigs with human leaders in the real world. D. Exaggeration makes Pilkington seem ridiculous and simil…
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multiple choice question an economic system that operates mainly on pri…
C. a free - market system
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the equation for the line of best fit for a data set is y = 2x + 1.5. i…
0.5
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which figure of speech is used in this text? i meant what i said and i …
chiasmus
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which r - value represents the strongest correlation? -0.83 -0.67 0.48 …
-0.83
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a high school conducted a survey to find out the number of hours studen…
C. The distribution of hours for boys has a larger range than that of the girls.
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the table shows the time a patient spends at the dentist and the amount…
0.93
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which r - value represents the weakest correlation? -0.75 -0.27 0.11 0.…
0.11
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the number of times a player has golfed in ones lifetime is compared to…
It is a weak negative correlation, and it is not likely causal.
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which r - value represents the strongest negative correlation? -0.7 -0.…
-0.7
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which r - value represents the most moderate correlation? -0.92 -0.18 0…
0.56
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what is the correlation coefficient for the data shown in the table? 0 …
-1
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directions: read the paragraph, underline the idiom, then mark the defi…
Charlie is ready to be angry or fight.
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which best describes the strength of a model with an r - value of 0.29?…
a weak positive correlation
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which is most likely the correlation coefficient for the set of data sh…
- 0.65
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4.22 the paper referenced in the previous exercise also gave data on th…
The mean is $55.025$ ml and represents the average amount poured. The standard deviation is approximately $14.105$ ml and represents the dispersion of the amounts poured.
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the table shows the shipping costs for items of different values. shipp…
a weak positive correlation
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cm1/\mean\ (interpret the meaning of details in the quote--dont just pa…
The influence of Barba Nikos' comparison led the person to start and continue eating Caesar salad, viewing it as a meal of the gods.
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hope researches the impact of one variable on another. she graphs the d…
Hope can conclude that there is a non - linear relationship between the two variables, potentially a quadratic one if the arch is symmetric.
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which relationships would most likely be causal? check all that apply. …
- a positive correlation between time spent exercising and the number of calories burned - a positive correlation between time spent practicing free throws and free - throw percen…
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read this part of the text. why does the author begin the text this way…
A. to provide the reader with background information on the topic
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bretts teacher observed bretts behavior in class for a week and compare…
positive correlation, likely not causal
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michael surveyed the basketball team and found a positive correlation o…
Michael made an error in concluding causation between variables just because there was a weak positive correlation. Correlation only shows an association between variables, not a …
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unit 4 - statistics 25 of 25 this quiz: 25 point(s) possible this quest…
2.6
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claudia records the hours she spent studying and her test scores for 5 …
Strong positive correlation
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claudia records the hours she spent studying and her test scores for 5 …
The correlation coefficient is approximately $0.85$. The strength of the model is strong.