統計と確率
データ分析、確率分布、仮説検定、統計手法。
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a characteristic of free enterprise is competition (lower prices/ bette…
Competition in free enterprise is the rivalry among businesses to attract customers by offering lower prices and better - quality products, which promotes market efficiency and in…
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what is a significant drawback of market economies? ○ equal distributio…
Extreme divisions between the wealthy and poor
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25. a box-and-whisker plot is made to show the gas prices per gallon. i…
The solution is \( (8, 0) \). ### Question 28:
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30. in a scatterplot of the average price of a barrel of oil and the av…
(e) a strong positive association. ### Question 31
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document #2: thomas forsyth lewis, jon. the mammoth book of native amer…
The French treated Native Americans with integration and cooperation: many French settlers married Indian women, adopted Native - like lifestyles (hunting, fishing), worked land c…
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in the spring of 2016 the state of oklahoma was facing a budget deficit…
615
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16. the data represents the number of clocks in 9 households: 7, 5, 13,…
The mode (which is 5) best describes the data, as it represents the most frequently occurring number of clocks in the households.
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read the last line of the prologue of romeo and juliet. what here shall…
C. The play we are about to read will fill in the details of this story.
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the romans were polytheistic, meaning that they worshipped ○ many gods.…
A. many gods.
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a survey taken of 140 sports fans asked the question: what is the most …
Yes
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a survey taken in a large statistics class contained the question: \wha…
No
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here are the distributions of quiz scores for two classes. each class h…
A. Class A, because it has the larger portion of its values near the median.
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a class of 37 students took a test worth 100 points. the five-number su…
At least 18 students scored below a 67.
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part 2: interpreting data and finding patterns a 5th grade class tracke…
750 ### Question 2
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weekly library book checkouts day | fiction books | non - fiction books…
28 ### Question 2: Which day had the highest total number of book checkouts?
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tessa’s class had a math exam where the grades were between 0 and 10. n…
B. The number of students whose grade was 8 is more than twice the number of students whose grade was 5.
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fill in the blank so that the resulting statement is true. set a is a s…
B. Set A is a subset of set B, expressed as \( A\subseteq B \), means that every element in set A is also an element in set B
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i believe in the existence of a great, immortal, immutable principle of…
D. it will help catch criminals
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weekly library book checkouts day fiction books non-fiction books child…
28 ### 2.
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weekly library book checkouts day\tfiction books\tnon - fiction books\t…
28 ### 2. Which day had the highest total number of book checkouts?
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17. allergy drug. a pharmaceutical company wants to test the effectiven…
To be double - blind: 1) Subjects don't know their group (already partially met as placebo looks like drug). 2) The staff (administering drug/placebo, assessing symptoms) also don…
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excerpt from gulliver’s travels by jonathan swift a confused noise abou…
# Most Important Details: - I was in the utmost astonishment, and roared so loud that they all ran back in a fright... - but distinct voice—Hekinah degul! the others repeated the …
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the functions f(x) = -2.9x + 286 and g(x) = 0.01x² - 5.1x + 370 model t…
\( f(70)=\boldsymbol{83} \), interpretation: The chance of a 60 - year - old surviving to age 70 is 83%. ### Part b
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weekly library book checkouts day\tfiction books\tnon-fiction books\tch…
28 ### Question 2
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weekly library book checkouts day fiction books non-fiction books child…
28
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5. more than 1 million people sent texts in response to a survey questi…
The statement is false. A self - selected sample of over 1 million people (from those who texted in response to a TV survey) is likely biased, while a well - selected random sampl…
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read this portion of tricia’s text: i understand that our city needs ad…
A. by providing statistics or data about losses due factory closures
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3 four amateur miniature golfers attempt to finish 100 holes under par …
Player D, Player C, Player A, Player B ### Question 4
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1 in science class, clare and lin estimate the mass of eight different …
Lin was better at estimating. Lin’s MAD (225 grams) and IQR (350 grams) are smaller than Clare’s (275 grams, 500 grams), indicating Lin’s estimates are more consistent and closer …
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read the paragraph, then choose the word that best completes the senten…
A. challenged
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one of the occupations expected to have the most employment growth betw…
### Part a: Find the slope and the y - intercept of the linear equation \(244x - 10y=- 30900\) #### Step 1: Rewrite the equation in slope - intercept form \(y = mx + b\) (where \(…
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one of the occupations expected to have the most employment growth betw…
### Part a: Find the slope and the y - intercept of the linear equation The given equation is \(244x-10y=- 30550\). We can rewrite it in the slope - intercept form \(y = mx + b\),…
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3. what does the word \currying\ mean as it is used in paragraph 14? a.…
C. brushing
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the networks were obtained for the top 20 primetime broadcast tv shows …
Network A ### Part (b)
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2. which detail from the passage provides the best clue for the meaning…
B. "people fought over was how militant workers should act" (Paragraph 21)
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22. data on dating a student wonders if tall women tend to date taller …
The correlation coefficient \( r\approx0.056 \)
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the networks were obtained for the top 20 primetime broadcast tv shows …
Network A
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the data below are the frequency of cremation burials found in 17 archa…
a. Mean: \(285.5\), Median: \(85.0\), Mode: \(45\) b. D. The median works best. The mean is highly affected by the largest value and the mode is well to the left of the distributi…
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elect the correct text in the passage. edward, in the passage, is known…
The detail "Why, we're rich, Mary, rich, all we've got to do is to bury the money and burn the papers. If the gambler ever comes to inquire, we'll merely look coldly upon him and …
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the data below are the frequency of cremation burials found in 17 archa…
A. The mode is \(45.0\) (Round to one decimal place as needed.) ### Part b: Best Measure of Center
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the data below are the frequency of cremation burials found in 17 archa…
85.0
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the data below are the frequency of cremation burials found in 17 archa…
285.5
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the english rock band, the beatles, was formed in liverpool in 1960. th…
15.7 ### Part (b): Find the median
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the english rock band, the beatles, was formed in liverpool in 1960. th…
14
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the english rock band, the beatles, was formed in liverpool in 1960. th…
15.7
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match each word to its precise dictionary meaning. generous and kind to…
- "generous and kind" - benevolent - "to desire something belonging to another" - covet - "to find out or learn with certainty" - ascertain - "related; similar in nature or charac…
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15. for each of the following experiments, choose “scatter plot” or “ba…
Scatter plot. Justification: The data has two continuous variables (time heated and final temperature), and a scatter plot shows the relationship between them. ### Part (b)
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the english rock band, the beatles, was formed in liverpool in 1960. th…
Assuming the sum of songs is 147 (for the example data), the mean is \(\boldsymbol{14.7}\) songs. (If you provide the actual number of songs for each album, we can compute the exa…
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c. the fish and wildlife agency measured the size of pacific salmon for…
The average weight for each salmon species is 11 lbs.
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an article reported on a long - term study of the effects of hurricanes…
A. The mode(s) is(are) 56, 144.
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select the correct answer. read the following excerpt from eleanor roos…
C. the need for libraries in order to help improve people’s overall quality of life
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school of hard knots by alex hanson the typical apprenticeship with a j…
C. "They must learn how to observe, and they must learn patience and cunning"
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c. the fish and wildlife agency measured the size of pacific salmon for…
The average weight for each salmon species is 11 lbs.
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read the sentence. during the debate, her tone was contemptuous, making…
B. making it clear she had little respect
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b. students measured the height of each student in class. they wanted t…
The most common height range among 10th grade students is 5'1" to 5'6".
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an article reported on a long-term study of the effects of hurricanes o…
110.1
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a board of governors publishes information on family net worth. in 2010…
A. The median because it is not strongly affected by the relatively few families with extremely high net worth.
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complete the following statement: a descriptive measure is resistant if…
B. It is not sensitive to the influence of a few extreme observations.
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place each personality type to the proper location in merton’s typology…
- Top - left (Cultural Goals: Accept, Institutionalized Means: Accept): conformity - Top - right (Cultural Goals: Accept, Institutionalized Means: Reject): innovation - Bottom - l…
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consider the data set 25,26,27,28,29,30,31,32,33. complete parts (a) th…
s: #### Part (b) - The mean is \(\boldsymbol{39}\). - The median is \(\boldsymbol{29}\). - The correct option for which center works better: \(\boldsymbol{D}\). The median works b…
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c) enter the data on statcrunch and choose the correct histogram repres…
C
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consider the data set 25,26,27,28,29,30,31,32,33. complete parts (a) th…
The median is \(29\).
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match each personality type from structural strain theory to its defini…
To solve this, we use the definitions of each personality type from Merton's structural strain theory: ### 1. Retreatist - Definition: Renounces society’s approved goals and means…
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7. steph purchases a new laptop. to pay for the laptop, he will make a …
After 9 months, Steph has paid a total of \$365 for the laptop. ### Part b
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15. for each of the following experiments, choose \scatter plot\ or \ba…
Scatter plot. Justification: To show the relationship between two continuous variables (time heated and final temperature), a scatter plot is best as it displays individual data p…
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consider the data set 25,26,27,28,29,30,31,32,33. complete parts (a) th…
39
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listed below are the average wedding cost (in thousands) of 20 randomly…
4 ### Part (b) First, we determine the class intervals using the class width of 4. The first class starts at the minimum value, 22. - First class: \( 22 - 25 \) (since \( 22 + 4 -…
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8. what do the founders mean when they say \and for the support of this…
The founders mean that they are fully committed to the cause of independence. They are willing to sacrifice their lives, their material wealth (fortunes), and their personal honor…
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5. what does the word solemn mean in the context of the description, it…
B. Serious and reflective.
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model 3 – more examples of graphs graph d (chocolate candy colors: bar …
| | Graph D | Graph E | | --- | --- | --- | | Independent Variable | Candy Color (blue, brown, green, orange, red, yellow) | Leg Length (cm) | | Dependent Variable | Average Numbe…
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determine which of the four levels of measurements is most appropriate.…
Ordinal ### Question 2 (Part a)
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read the sentence. \his affable personality made him popular at social …
A. friendly
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read the sentence. despite his reputation for being frugal, he donated …
D. stingy
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read the sentence. the confluence of the two rivers created a fertile a…
the meeting of two or more bodies
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when context clues arent enough, use a physical or online dictionary to…
calm
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when you encounter an unfamiliar word in a sentence, its important to l…
B. a diverse mix
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read each sentence. then, use the drop-down menus to complete the state…
visually shocking
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read each sentence. then, use the drop-down menus to complete the state…
not expensive ### For the sentence about "loud" (assuming the dropdown is for the connotation, though the original has a typo, likely "connotation"):
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when trying to determine the meaning of an unfamiliar word in a sentenc…
looking at the words around the unfamiliar word
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during the debate, her opponent argued so convincingly that mia felt co…
D. wander
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distinguishing positive and negative connotations read each sentence. t…
clever ### Second Question (Denotative meaning of "cheap" in the sentence):
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for the last few days ive been quite sick. ive barely gotten out of bed…
A. instantly
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identifying and interpreting figurative language after boadicea had bee…
She was extremely angry.
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excerpt from gulliver’s travels by jonathan swift heard a confused nois…
To solve this, we analyze which details are crucial for summarizing the scene (most important) and which are supplementary (less important): ### Most Important Details (Core to th…
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select the correct answer. read the excerpt from frankenstein by mary s…
D. The narrator tells Margaret that despite living a life of luxury, he still prefers this difficult voyage. But he needs encouragement because he must keep others encouraged as w…
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based on the etymology of \fabricate,\ which meaning is most closely re…
To build
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using context to determine the meanings of words the senator rose in po…
- Temperstuous most likely means "explosive". - Auspicious most likely means "positive".
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select the correct text in the passage. read the excerpt from \a comput…
3. an array of data ordered so that individual items can be located
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interpreting euphemisms if, when hearing that i have been stilled at la…
B. I have died.
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using context clues to define a word during my youth, i was always curi…
C. gifted
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what is the etymology of the word \therapeutic\? ○ from the greek word …
A. from the Greek word "therapeutikos" which means curative
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what is the primary meaning of \therapeutic\? ○ fast and efficient ○ un…
C. relating to the healing of disease
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information along with the definitions, aiding in proper grammatical us…
C. verb
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understanding the precise meaning of words is crucial for effective com…
C. read or examine thoroughly
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the graph shows the relationship between obesity rates and median incom…
The obesity rate decreases.
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which part of a dictionary entry helps you understand how to use a word…
B. example
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a group of high school students were surveyed about their handedness an…
B. The right - handed group has a lower percentage of people who prefer basketball.
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i-ready hs reading — student packet (updated) submit questions. some ar…
C. improved accessibility ### C2)
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3 tries left the interrelated nature of the hospitality industry means …
B. go on a cruise, have a spa treatment onboard the ship, and visit local historic ruins as part of a vacation trip
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② high temperature frequency 78 4 82 3 85 2 98 3 101 1 mean = median = …
Mean: \( \approx 86.38 \), Median: \( 82 \), Mode: \( 78 \)