统计与概率
数据分析、概率分布、假设检验与统计方法。
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for a certain online store, the distribution of number of purchases per…
C. 16%
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an unanswered constitutional question about the judicial branch involve…
what "good behavior" means, with regard to judicial terms.
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6 read the following sentences from the text. \through centuries of dam…
D. shared culture that has been passed down over generations
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15. what does it mean if we have a nonsampling error? please explain.
A nonsampling error is an error in a study (such as a survey or data analysis) that is not caused by the sampling process. It arises from issues like flawed survey design (e.g., u…
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19. model with math coach henderson clocked the speeds in miles per hou…
The box - plot is drawn with minimum = 45.3, Q1 = 47.55, median = 49, Q3 = 58.25, maximum = 61.1. Conclusions: 1. Half of the pitches have speed ≤ 49 mph and half ≥ 49 mph. 2. The…
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4. ¿análogo? a. lugares llenos de fango b. lugar donde se ha nacido c. …
To solve these Spanish comprehension questions, we analyze each: ### Question 4 (Identifying "inundación" meaning): "Inundación" means "flood". Let's analyze options: - a. lugares…
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18. make sense and persevere the temperature forecast for topeka, kansa…
The range for the lower half of the temperatures is 5.
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of a regression line for each of three scenarios, use a graphing utilit…
The equation of the regression line is approximately \( \hat{y} = 1.29x - 21.50 \) (or more precisely \( \hat{y} \approx 1.291x - 21.50 \)). ### Part (b)
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the five point summary is as follows: min = 58.2, q₁ = 61.4, median = 6…
Lower Fence: \( 56.75 \) Upper Fence: \( 69.15 \) Outliers: \( 69.7 \)
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linear equations w/ distribution (lev 3) score: 5/6 penalty: none quest…
$x = -3$
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linear equations w/ distribution (lev 3) score: 4/6 penalty: none quest…
\( x = -\frac{4}{5} \)
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compare a and b in three ways, where a = 51,583 is the number of deaths…
\( 0.36 \)
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linear equations w/ distribution (lev 3) score: 2/6 penalty: none quest…
\(-\frac{3}{4}\)
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ages of the employees in a company stem (10) | leaf (1) 1 | 9 9 2 | 0 2…
35
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8. look again at the graph above that is displaying the results of 38 s…
When the sample size increases from 5 to 20 words, we would expect the graph (of sample statistics) to show less variability (a narrower spread, e.g., smaller range or standard de…
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activity 3: shades of meaning directions: each of your vocabulary words…
To solve this, we analyze each pair by understanding the nuanced differences in their meanings: ### 1. Ambiguous & Misleading - **Ambiguous**: Relates to unclear meaning (multiple…
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intervention 9/9&10 started: sep 10 at 7:26pm quiz instructions questio…
B. Left to Right (assuming the options are labeled as A. Right to left, B. Left to Right, C. Lowest to Highest, D. Highest to Lowest)
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7 true or false 10 points abraham lincoln supported the wade-davis bill…
False ### Question 8
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british researchers were interested in the relationship between farmers…
C. Observational study
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6. if we are asking students to \quickly circle five words\ from the so…
The sampling method is convenience sampling. It is used because the sample (the five words) is selected based on the convenience of the students (being able to quickly pick words …
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vishal was interested in the relationship between a person’s age and th…
C. Observational study
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shalise competed in a jigsaw puzzle competition where participants are …
B. 16% on the small puzzle and 84% on the large puzzle
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an online retailer wants to study whether more lenient return policies …
B. Completely randomized
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a group of researchers wants to study the effect of listening to music …
B. Randomized block
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estelles cornfield is divided into 6 regions. she wants to know if a ne…
D. A completely randomized design
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a group of researchers wants to study the effect of listening to music …
A. Completely randomized
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a company wants to study the effectiveness of a new pain relief medicin…
D. Randomized block
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which evidence supports the conclusion that the grimms’ fairy tales wer…
B. Some of the tales discuss wars and other conflicts of the time. C. Many of the stories tell about the horrifying and brutal treatment of children. E. The tales often reveal the…
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a researcher is studying a group of field mice. the distribution of the…
A. 0.023
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at a small coffee shop, the distribution of the number of seconds it ta…
A. 0.17
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chapter 1.1-1.2 day 2 hw (please put your work on a separate sheet of p…
Qualitative. Reason: Telephone numbers are used for identification (labeling) and do not represent a measurable quantity. ### Problem 8: Heights of hot air balloons
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bar & line graph practice (10 points) directions: create a bar graph us…
The bar graph is constructed as follows: - **Title**: "Number of Students in Period 4 by Grade" - **X - axis**: Labels are "A", "B", "C", "D", "F" (representing grades) - **Y - ax…
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the distribution of the number of transactions per day at a certain aut…
D. $\mu = 80$; $\sigma = 10$
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vocabulary strategy-resources you can use a print or online dictionary …
### 1. wistfully - **Original sentence**: She looked out the window wistfully, thinking about her childhood home. - **Synonym (from thesaurus)**: Longingly - **Rewritten sentence*…
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unit 1 what is government? understanding government 1. define: in your …
A government is an organized entity that governs a region (city, state, country). Its purpose is to ensure order, protect citizens, provide public services (e.g., schools, roads),…
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vishal was interested in the relationship between a person’s age and th…
C. Observational study
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andrey found that the success rate of the conversation that started wit…
B. The result suggests that greeting potential insurance customers with "Howdy!" will likely be more successful than using "Hiya!"
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andrey works at a call center, selling insurance over the phone. while …
B. Experiment
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5. if you and your sibling jest at the dinner table, are you making a j…
You are making a joke. Because "jest" means to tell jokes or tease playfully, while an argument is a disagreement, so jesting is not an argument. ### Question 6
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roy’s toys received a shipment of 100,000 rubber duckies from the facto…
A. Sample study
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2. what does the word \haunt\ most closely mean in paragraph 20? a. a p…
A. a place frequented by a group
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thursday 5/11/25 a suffix is a word part that is added to the end of a …
New word: **dependable** Sentence: *"She is a dependable friend who always keeps her promises."*
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question 23 a speaker can use statistics to appeal to logos. true false
True
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the data in the table represent the tuition for all 2-year community co…
(a) [Frequency ogive plotted as described] (b) A (or the specific option matching the cumulative relative frequency pattern)
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the data in the table represent the tuition for all 2-year community co…
(for part (a) - identifying the frequency ogive): D
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4.) tim earned 75% of the possible points on a 20-point test. how many …
15
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the data in the table represent the tuition for all 2 - year community …
### Part (a): Cumulative Frequency Distribution First, we need to find the total number of community colleges. Let's sum up the frequencies: \(22 + 90 + 102 + 106 + 108 + 106 + 10…
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the tower of babel means ziggurat true false
True
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read the dictionary entry for jostle. jostle\\ jos - el\\ v 1. to come …
B. Definition 4
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1 three drivers compete in the same 15 races. the mean and standard dev…
Driver B ### Part b
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to illustrate or portray, describe * ○ advocate ○ attributs ○ chronicle…
The correct option is the one with "Depict" (assuming the spelling is a typo; if "Delineate" is considered, it also means to describe/portray, but "Depict" is more direct for "to …
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from the iliad of homer translated by richard lattimore book twenty-two…
a god
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july 1622 in the end june or beginning of july, came into our harbour t…
Inexperienced, Selfish
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yzing ancient greek culture in the iliad from the iliad of homer transl…
his regret about previous actions
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in the end june or beginning of july, came into our harbour two ships o…
Inexperienced
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cl 1-148. the county-fair prize wheel has equally spaced sections with …
As a fraction: \(\frac{1}{25}\), as a percent: \(4\%\) ### Part b
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from the iliad of homer translated by richard lattimore book twenty-two…
a parent
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from the iliad of homer translated by richard lattimore book twenty-two…
The speech establishes Achilleus’s quest for revenge.
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from the iliad of homer translated by richard lattimore book twenty - t…
disagreement among the gods
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from the iliad of homer translated by richard lattimore book twenty-two…
It establishes the interference of the gods.
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from the iliad of homer translated by richard lattimore book twenty-two…
the value of funeral rituals
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from the iliad of homer translated by richard lattimore book twenty-two…
by showing a deity’s involvement in human lives
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003-9-canales > launch vhlcentral 1. ▾ de nada. 2. ✔ no hay de qué. enc…
To solve this, we match Spanish responses to appropriate contexts (like gratitude, introductions, farewells): ### 1. Match with "De nada" (response to thanks) "De nada" means "You…
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from the iliad of homer translated by richard lattimore book twenty-two…
through an example of a deity’s intervention
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from the iliad of homer translated by richard lattimore book twenty-two…
Both are interested in human affairs.
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-y suffix a suffix meaning \likely to\ or \having the quality of.\ some…
The teddy bear is so cuddly that I don't want to let it go. (Other valid sentences using "cuddly" are also acceptable, like "My cat is very cuddly and always wants to snuggle." )
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a suffix meaning \in the direction of.\ use this word in a sentence or …
Example sentence: "The ship sailed eastward across the ocean." (using the suffix -ward, meaning "in the direction of" as seen in "eastward" meaning "in the direction of east")
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6. what can be inferred from colin powells un presentation? a) he convi…
D. His credibility made even skeptical Americans reconsider ### Question 7
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maria was asked to find the range to the box plot below. her work is sh…
If we assume the box - plot has \( Q_1 = 3 \) and \( Q_3 = 7 \), the interquartile range is \( 4 \). If Maria made a mistake (like using range formula for IQR), but the correct IQ…
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discussion conclusions quick check what are rhetorical strategies? (1 p…
D. statements used to convey meaning, provoke a response, or persuade readers
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a swindler at the local carnival has a gaming booth designed to dupe un…
\( 0.62 \)
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1 choose the word with the connotation that best fits the sentence. my …
cheap ### Question 2
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read the quotations below adapted from jules verne’s journey to the cen…
### Matching the First Quotation: The first quotation: "We think that books instead of being locked up in cupboards, far from the sight of students, should be distributed as widel…
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what does the word \hero\ mean to you? describe a time when you saw som…
To answer this, first define what "hero" means to you (e.g., a hero is someone who acts selflessly to help others in need). Then, describe a specific experience: for instance, onc…
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a choir teacher took the students who have enrolled in her class so far…
16
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karen runs a restaurant that offers a childrens menu. this past week, 1…
10
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a garden store recently sold several types of seed packets. zucchini 40…
27
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george gray i have studied many times the marble which was chiseled for…
2. A person reflects on a life lived without enthusiasm or zeal.
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read the excerpt from \benin plaque: the oba with europeans.\ they and …
C. "gold and ivory"
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read the passage from lord of the flies by william golding. \you’ve not…
the relationship between civilization and nature
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explaining populations and samples alan is conducting a survey to find …
- Population: All students at the town's high school. - Sample: A randomly selected group of students (e.g., 100 students) from different grades/classes of the town's high school.
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choosing a population to survey kanesha wants to find out if people in …
A. people who live near the unused park
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determining when a sample is appropriate which surveys would a sample b…
- Helen wants to know the favorite sport of adults in her town. - Kevin wants to know the most common way students get to school.
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1. what do you think mark twain meant by calling the time he lived in t…
Mark Twain (with Charles Dudley Warner) coined "Gilded Age" to describe the late 19th - century US. "Gilded" (like a thin gold layer) implies a deceptive facade: outward prosperit…
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what does it mean to evaluate something? (1 point) to offer an opinion …
B. to assess the strength of something
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a farmer wants to find out the average number of apples produced by the…
C. some of the apple trees in the farmer’s orchard (assuming the options are labeled A: all the trees on the farmer’s land, B: all the apple trees in the farmer’s orchard, C: some…
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vocabulary: roots and affixes vocabulary interactive assessment active …
Prefix: "in -", meaning "not" (or "without"); Suffix: "-ible", meaning "capable of" (or "able to be").
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in what situations is it helpful to use a sample of a population? mark …
A. if the population is very large C. if it would take a lot of time to survey the entire population D. if it would require a lot of money to survey the entire population
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4. define indirect characterization when the author shows the reader a …
Sergei wants to keep his magical goldfish (and his isolated life with the goldfish as a companion) private, but Yoni’s arrival to interview him about wishes disrupts this, threate…
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valerie used reverse chronological order when writing her resume. what …
A. She listed her most recent experience first.
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select 5 options. claims must always be supported by evidence such as ☐…
A. facts C. statistics D. quotations E. examples F. hypotheticals
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what is the meaning of the affix \-ceas\?
The affix “-ceas” (from Latin roots like *ced-*/*cess-*) generally relates to meanings like “go”, “yield”, or “stop” (e.g., in words like “cease” (stop), “concede” (yield), “reced…
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click to review the online content. then answer the question(s) below, …
The affix "-ade" typically means a result of an action, a product (e.g., a drink or substance), or a gathering/collection (e.g., a group or procession). For example, in "lemonade"…
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what does etymology study? a. using roots and affixes b. inferring the …
C. history and origins of words
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shureka washburn has scores of 79, 79, 77, and 91 on her algebra tests.…
\( x \geq 71 \)
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6. the mean price of regular grade gasoline amongst several gas station…
$0.58$
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4. suppose a data set has a variance of 72.25. what is the standard dev…
8.5
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read the excerpt from ships chronometer from hms beagle. before long th…
D. quotation
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find the mean of the following set of numbers: 21, 27, 29, 30, 22, 24
25.5
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secretary of labor frances perkins delivered a radio address on februar…
3. by revealing that the Committee on Economic Security has made recommendations that will prevent future problems even though some current economic difficulties will remain