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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understanding the value of recreation by andrew avitt office of communi…
C. make a soft noise
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four students have a contest to see who can hop the farthest on one foo…
1. Arturo 2. 200
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7. 45% of a number is 64. what is the number?$\frac{45%}{100%}=\frac{64…
1. The number is $\frac{1280}{9}$ (or approximately 142.22) 2. The percentage is $\frac{200}{7}\%$ (or approximately 28.57%)
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world war i ends: tutorial existentialism surrealism enlightenment emph…
1. existentialism → Focuses on individual freedom, existence, and personal meaning-making through lived experience 2. surrealism → Explores the unconscious mind through dream-like…
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interactive practice: express numbers using integer powers of 10 four s…
Arturo
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interactive practice: express numbers using integer powers of 10 jalape…
1. Black cobra 2. 5
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homework #1 ec-101 hw1 pdf.pdf student name: _________________________ …
1. Sorted Table: | Point | Exam Score (Points) | Study Time (Hours) | |-------|---------------------|--------------------| | A | 10 | 0 | | B | 30 | 2 | | C | 50 | 4 | | D | 70 | …
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4. reasoning lee and dan have the same number of blocks. lee has 20 gre…
20 red blocks ---
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a lottery game requires that you pick 7 different numbers from 1 to 98.…
637
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25 lori uses 12 pounds of turkey to make 60 sandwiches. each sandwich h…
B. $\frac{1}{5}$ pound
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write an equation to show each problem. then show your work. 3. reasoni…
20 stickers
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2. yuna reads 20 books during the summer. $\frac{3}{4}$ of the books sh…
15
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1. use the array to find $\frac{4}{5}$ of 15. draw lines or boxes to sh…
12
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trade networks black death -questionspossible points: 25read the paragr…
C. the creation of a middle class in Europe
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vincent is selling candy bars to raise money for his soccer team. he st…
$\$7.50$
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wendy jogs a 5.5-mile route in the city with her running club once a we…
13.75 miles
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name_______ date_______ period_______ homework monday - vocabulary the …
1. B. To bring goods into a country 2. B. were
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kelly made fruit punch to serve at a party for her chess team. she mixe…
$\frac{1}{3}$ liters
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luther owns a farm where he grows red and green tomatoes. he sells both…
$\$32.13$
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every wednesday, wayne works out for $\frac{3}{4}$ of an hour at the fi…
3 hours
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name date period 5. one way to compute a 20% discount is to multiply th…
$\$16.90$
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miguels cat, chester, weighs 6.8 pounds. chesters vet tells miguel to f…
0.4 ounces
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moths of the limberlost by gene stratton-porter (excerpt) r i the limbe…
C. Greatest and minute are antonyms, so minute means small or insignificant.
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tucker is painting his pool deck over the weekend. the area of the deck…
$25\frac{1}{2}$ square meters
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tara is mowing her lawn. she mows $\frac{3}{5}$ of her 925-square-meter…
370 square meters
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c a fast food restaurant collected data to study the relationship betwe…
7. 6 employees 8. 3 minutes
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moths of the limberlost by gene stratton-porter (excerpt) chapter i (1)…
B. someone who studies insects
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austin went for a drive in his new car. he drove for 195.2 miles at a s…
3.2 hours
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john is going for a run. he runs at a speed of 6.4 miles per hour for 4…
25.6 miles
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a girl of the limberlostby gene stratton-porter (excerpt)(1) ...\is the…
D. nervous
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126,267 15,809 + 8,764
150,840
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29 the pleasure of writing by a. a. milne (excerpt) the pleasure of wri…
C. There is a lot to appreciate in the simple details of writing.
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five cards are chosen at random from an ordinary deck to form a hand in…
241098
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multiple choice question which of the following is characteristic of a …
influenced by the independent variable
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multiple choice question which of the following statements is true abou…
An operational definition serves as a useful explanation of an abstract concept.
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3. mais backpack weighs 9 pounds. hans backpack weighs 8.3 pounds. priy…
A. Han's backpack is 2.175 pounds heavier than Kiran's. E. The backpacks weigh 31.175 pounds together.
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the pleasure of writing by a. a. milne (excerpt) writing is one of the …
"But when I have a new nib in my pen, then I can go straight from my breakfast to the blotting-paper, and a new sheet of foolscap fills itself magically with a stream of blue-blac…
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multiple choice question according to the text, tables and figures in a…
B. illustrations
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multiple choice question if the number of drinks consumed in a week by …
O median
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all in the days work by ida m. tarbell i grew, the more determined i be…
D. vivid descriptions
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multiple choice question the single most common value in a series of va…
O mode
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the pleasure of writingby a. a. milne (excerpt)writing is one of the es…
C. He worked for a compositor when he was young, so he learned about writing and printing.
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multiple choice question if you add a series of values and then divide …
O mean
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multiple choice question which of the following statistics would be use…
A. percentage
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the pleasure of writing by a. a. milne (excerpt) the pleasure of writin…
A. a humorous story from the author's childhood
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which of the contexts below represents exponential decline or decay? an…
The amount of a certain medication in a person's bloodstream decreases by $\frac{2}{5}$ every day.
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what differences do you see between these distributions?this is normal:…
The normal distribution (top panel) is unimodal, symmetric, with inflection points at one standard deviation from the mean ($\mu \pm 1\sigma$). The bottom histogram is a bimodal, …
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which of the contexts below represents exponential decline or decay? an…
The amount of a certain medication in a person's bloodstream decreases by $\frac{1}{2}$ every week.
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rachel is riding her bike. the number of revolutions (turns) her wheels…
(a) 5 feet (b) $\frac{1}{5}$
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what differences do you see between these distributions? this is approx…
The right distribution is unimodal and normal; the left distribution is bimodal.
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which of the following statements accurately describe the characteristi…
- The curve has inflection points located about one standard deviation from the mean. - The distribution is symmetric and has a single peak (unimodal). - Approximately 68% of valu…
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select the correct answer the speaker in these lines from langston hugh…
C. Even though he is being rejected by those at the table, the speaker is confident and resilient to adversity.
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which of the contexts below could not be modeled by an exponential func…
A taxi charges a flat fee of $\$2.00$ for pick-up, then an additional fee of $\$4.75$ per mile.
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question 3 of 10 fill in the blank with the preposition meaning from. l…
D. du
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6/20 \one of them is that happy moment at the soda fountain...with a ti…
a more positive connotation
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sam is studying. the number of minutes he has studied varies directly w…
(a) $\frac{1}{10}$ minute(s) (b) $\frac{1}{10}$
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the word facility contains the root fac. what does the root fac mean? s…
do or make
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graph below. number of gallons used distance traveled (miles) (a) how m…
(a) 6 gallon(s) (b) 6
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hows the weather? the following table presents the daily high temperatu…
A dotplot with dots at the following values: 55 (1), 56 (1), 57 (1), 58 (1), 59 (1), 60 (1), 61 (1), 62 (1), 63 (1), 64 (1), 65 (1), 66 (1), 67 (1), 68 (2), 69 (2), 70 (1), 71 (3)…
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multiple choice question whats the term for a selection from a larger p…
sample
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4. resuelve el problema verbal. luego, completa las ecuaciones y la ora…
### Problema 4: $72$ decenas $\div 8$ = $9$ decenas $720 \div 8 = 90$ La compañía vende $90$ camisas por día. ### Problema 5: Darlene gana $\$200$ por día.
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the word millimeter contains the root mille. what does the root mille m…
one thousand
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explain it! sofia wrote a decimal as a fraction. her classmate nora say…
A. Nora is correct. The decimal $0.12112111211112...$ is a non-repeating, non-terminating decimal (irrational number), so it cannot be written as a fraction. Sofia incorrectly app…
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hows the weather? the following table presents the daily high temperatu…
A dotplot with dots at the following values: 55 (1), 56 (1), 57 (1), 58 (1), 59 (1), 60 (1), 61 (1), 62 (1), 63 (1), 64 (1), 65 (1), 66 (1), 67 (1), 68 (2), 69 (2), 70 (1), 71 (3)…
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the word belligerent contains the root bel. what does the root bel mean…
war
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make a word that means \something that happened earlier that is used as…
pre- + cede + -ent = precedent Selected options: - pre- - cede - -ent
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the united states department of agriculture tracks all goods, services,…
week 5 to week 6
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excerpt from face to face with the gorilla king by ryan cartwright its …
Part A: C. The day seemed so normal. Part B: B. All pretty much normal.
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4. resuelve el problema verbal. luego, completa las anotaciones y la or…
# Explanation: ## Paso 1: Calcular camisas por día Se divide el total de camisas entre los días. $\frac{720}{8} = 90$ ## Paso 2: Calcular decenas en 90 Se divide 90 entre 10 para …
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learn with an example the word decagon contains the root dec. what does…
ten
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multiple choice question if the number of drinks consumed in a week by …
A. median
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multiple choice question the single most common value in a series of va…
C. mode
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excerpt from face to face with the gorilla king by ryan cartwright its …
### Question 5 Part A: C. The day seemed so normal. Part B: B. All pretty much normal. ### Question 6 Part A: A. The flowers are gone. Part B: A. The flower will bloom another yea…
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read the source of the allusion. lewis carrolls alices adventures in wo…
on a strange or difficult exploration
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multiple choice question in the following series of numbers: 10, 5, 4, …
D. mean
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read the source of the allusion. don quixote is the main character in m…
naively idealistic
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in the past, many people doubted that women could run long distances. b…
B. a model to be followed by others
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Question was provided via image upload.
9: PG-13: None; R: 6 10: PG-13: None; R: 2566 11: PG-13: 4; R: None 12: PG-13: 4; R: 226 13: PG-13: 0356; R: 2458 14: PG-13: 38; R: 1 15: PG-13: 23; R: None 16: PG-13: 02; R: None…
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1) while watching any sporting event on television, youll see a wide va…
blended into
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repaso puedes usar operaciones básicas y patrones de valor posicional p…
1. Tabla: | 32 unidades ÷ 8 = $\boldsymbol{4}$ unidades | $\boldsymbol{32}$ ÷ 8 = 4 | |--|--| | 32 $\boldsymbol{decenas}$ ÷ 8 = 4 decenas | 320 ÷ 8 = $\boldsymbol{40}$ | | 32 cent…
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multiple choice question the median approximates the ______ between the…
midpoint
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2. while on vacation, kella goes deep sea diving, and brandon goes moun…
D. -62 --- ### For Question 3:
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the prefix multi- means “many.” complete each sentence with the correct…
1. First blank: multistep 2. Second blank: multiple 3. Third blank: multitask
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read the source of the allusion. in greek mythology, the muses are nine…
a source of artistic motivation
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fill in the blank question when the students in a class took a quiz, th…
mode
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read the source of the allusion. in greek mythology, the greek army tri…
a deceptive or harmful offering
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a new car is purchased for 16200 dollars. the value of the car deprecia…
6487.24 dollars
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4 part of speech\tverb prefix\tinter-, meaning \between\ or \among\ use…
D. In a successful group project, students interact with each other and share ideas.
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ogives: the following frequency distribution presents the batting avera…
The frequency ogive is constructed by plotting the cumulative frequencies at the upper class boundaries: $(0.1795, 0)$, $(0.1995, 3)$, $(0.2195, 17)$, $(0.2395, 57)$, $(0.2595, 11…
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read the source of the allusion. in a j. m. barrie novel, the character…
a person who won't take on adult responsibilities
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multiple choice question when researchers talk about a mean, they are r…
an average that is calculated by adding a series of values, then dividing by the number of values
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a town has a population of 17000 and grows at 3% every year. what will …
22847
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read the source of the allusion. in greek mythology, a mythical bird ca…
to come back after destruction or defeat
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2 forms of the word repel are often used in conversation. for example: …
C. Push back, drive away
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read the source of the allusion. in the bible, job complains to god abo…
just barely
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multiple choice question which of the following statistics would be use…
O percentage
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1. consider $590 \\div 6$ a. estimate the quotient. b. draw a diagram o…
1. a. Estimated quotient: $100$ b. Exact quotient: $98$ with a remainder of $2$ 2. a. Estimated quotient: $12$ b. Exact quotient: $12$ with a remainder of $2$
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read the source of the allusion. joseph heller coined the term \catch-2…
a no-win situation
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read the source of the allusion. in classical mythology, hercules is th…
powerful
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read the source of the allusion. the ancient roman scholar pliny the el…
in a concise way