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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for a sample of 42 rabbits, the mean weight is 5 pounds and the standar…
A. The distribution of weights is approximately normal because the sample size is 42, and therefore the central limit theorem applies.
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9. what does the word \impenetrable\ most closely mean as used in parag…
C. opaque
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text: dracula (1897) by bram stoker is in the public domain. this text …
C. opaque
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during his absence, the horses began to tremble more than ever and to s…
C. impassable
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some descriptive statistics for a set of test scores are shown above. f…
B. 779.42
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vocabulary strategy use a dictionary you can use a dictionary to find a…
A. 1. V 2. N 3. N B. 1. 4 2. 1 3. 4 C. Part of speech: V Definition: to make a sound; The music sounds sad.
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concept check introduction 5: the relationship between symbolism and sa…
Symbols reveal deeper truths about the world and our place in it.
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which of the following statements must be true about the data sets a an…
C. The range of data set A is equal to the range of data set B.
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at a college the scores on the chemistry final exam are approximately n…
A. The student did better in chemistry.
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4. what does the following quotation reveal about the narrator? \i woul…
B. He feels powerless to change his situation.
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a car rental agency has two locations in a city. the boxplots below sum…
C. Compared with location A, the miles driven for location B display less variability, and the median is greater.
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a car - rental agency has two locations in a city. the boxplots below s…
E. Compared with location A, the miles driven for location B display less variability, and the median is about the same.
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data are collected on the 35 students in a college history course. whic…
E. Number of students in the data set
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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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based on the histograms, which of the following is the best comparison …
C. The mean and range of the fingerling catfish are both greater than those of the large catfish.
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unit 1 test highlights & notes calculator reference relative frequency …
E. District 2 has the greatest percentage of residents who are in favor of the proposal.
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show all your work. indicate clearly the methods you use, because you w…
(a) $z_{north}=-1$, $z_{south}=1.2$ (b) It is more likely that a bird of this type with a weight greater than 13 ounces lives in the northern region. Justification: The z - score …
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which of the following statements is supported by the bar chart? a dist…
B. District 1 has the least number of residents who are in favor of the proposal.
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open ended question how do symbolism and conflict work together to supp…
Symbolism and conflict work together by using symbols to represent elements in conflict and conflict to give deeper meaning to symbols, thus heightening the impact of the author's…
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in northwest pennsylvania, a zoologist recorded the ages, in months, of…
A. The median age and the range of ages are both greater for female bears than for male bears.
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beauty. here at your will we be all ready. what will ye that we should …
Traits like beauty, strength, and discretion can make life easier.
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male|female 6|4 2 7|5 8 1 8|0 9 0 9|0 0 5 0 0 10|0 0 1 4 5 5 3 0 11|0 0…
B. The distribution of guesses for male students is skewed to the right, and the distribution of guesses for female students is skewed to the left.
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a school is having a contest in which students guess the number of cand…
B. The distribution of guesses for male students is skewed to the right, and the distribution of guesses for female students is skewed to the left.
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7|0 represents 70 months. based on the stemplot, which of the following…
B. The median age and the range of ages are both less for female bears than for male bears.
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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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of the following statements is not supported by the table? a more men t…
C
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which of the following statements is not supported by the relative freq…
D. Only 7 students were absent because they did not finish an assignment.
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a car dealership has a full car lot. 19 are red, 22 are blue, 7 are whi…
0.54
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a sociologist collected data from a sample of people on their highest l…
C. The interquartile range (IQR) for the number of visits at the four - year college level is less than the IQR for the number of visits at the community college level.
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13. a. calculate joeys mean quiz grade. b. joey has an unexcused absenc…
a. Without the individual scores of the 13 quizzes, we cannot calculate the exact mean. The formula is $\bar{x}=\frac{\sum_{i = 1}^{13}x_{i}}{13}$. b. Mean: $\frac{S_{13}}{14}$ (w…
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a survey was conducted of monthly electricity usage in kilowatt - hours…
3. Middleton has a higher median electricity usage than Irvine, indicating on average, households in Middleton use more electricity. 4. Without shape information for Irvine, if sy…
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what does cdp stand for?
It commonly stands for Customer Data Platform in a business context, but has other possible meanings depending on context.
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8. the table shows the tuition costs for a private school x years after…
a. The data is approximately linear. The equation of the line of fit is $y = 1412x+36208$. b. The slope of $1412$ means the tuition increases by about $\$1412$ per year, and the $…
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week 4 warm - ups #16 fore- (latin prefix) date: forecast foretell fore…
## #16 I think fore - means: before, in advance. What other words use this prefix? Forefront, forearm. ## #17 I think - able and - ible mean: capable of being. What other words us…
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irections: identify the choice that best answers the question. 9. the f…
Part A: a. people who say that the colonists are too weak to win a war against Britain and so should not revolt Part B: a. The colonists may be weak, but failure to act now will o…
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11. what does selective borrowing mean? a) borrowing only trade goods b…
D. Choosing which ideas to adopt and which to adapt
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talk about the text: how did lucy get the idea for her solution? select…
reboot
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what information is missing from the graph above? (select all that appl…
Title, X - axis label, Y - axis label
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remember: nouns can be identified by asking the following questions: a.…
1. Nouns and identifying questions: - rain (A) - home (A) - hours (A) - mini - van (A) - Los Angeles (A) 2. Verbs and tense - changes: - crackled (Present: crackles) - exploded (P…
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remember: nouns can be identified by asking the following questions: a.…
1. Nouns: train (A), home (A), minivan (A), bed (A) 2. Verbs and tense - changes: - "crackled" (present tense: crackles) - "exploded" (present tense: explodes) - "struck" (present…
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part 1: define the word - part, and draw a picture to represent the mea…
Part 1: The prefix "dis -" often means "not" or "opposite of". For example, "dislike" means not like. You can draw a picture showing someone turning away from something they don't…
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13. which two roots from the passage are correctly matched with their m…
Audire - to hear Chrono - time
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12. what is the meaning of the root demo in democracy as used in the pa…
D. People
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10. part a: why does the author list the roots of democracy? to confuse…
To explain how the meaning comes from combining roots
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7. match each root with its meaning: 1. bene a. good 2. demos b. time 3…
1. Bene - a. Good 2. Demos - c. People 3. Chrono - b. time
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6. which detail from the passage best supports the idea that context cl…
"He guessed chrono meant 'time.'"
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5. which two statements accurately describe how milo learned about root…
B. He used context clues to confirm his guesses, D. He broke words into parts to figure out their meaning
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question 4 4.1 the diagram below shows the recorded monthly rainfall st…
4.1.1: 192 4.1.2: 54.75 4.1.3: Positively skewed 4.1.4: (a) Increase; (b) Remain the same 4.1.5: 3 4.2.1: Approximately 6.1 4.2.2: 2 4.2.3: 85
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which best describes dramatic irony? an audience knows more about a sit…
An audience knows more about a situation than the characters involved.
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uspense in romeo and juliet, part 7 benvolio: here comes romeo, here co…
by refusing to treat Romeo's romance seriously
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02 - ocr_mvoa english 1 ocr semester b_2439788 38:10 loquy and figures …
It creates a mischievous mood as Mercutio and Romeo banter about Romeo's disappearance.
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ting the scene of romeo and juliet, part 2 montague: many a morning hat…
He is very concerned about Romeo.
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read the excerpt from julius caesar, act 1, scene 2. cassius. tis just;…
People are suffering under the current leadership.
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setting the scene of romeo and juliet, part 2 montague: many a morning …
Romeo has been crying and shutting himself away in his darkened room.
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read the excerpt from julius caesar, act 1, scene 2. casca. i know not …
Caesar will be killed by his people.
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read the excerpt from act 1, scene 3, of the tragedy of julius caesar a…
Alluding to Pompey invokes the history of his opposition to Caesar, showing that the conspirators in the play are part of a longstanding battle against a tyrant.
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read the last line of the prologue of romeo and juliet. what here shall…
The play we are about to read will fill in the details of this story.
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which claim is the most effective for the argument that the minimum age…
Changing the minimum driving age to 18 would mean safer roads for everyone, since less - experienced drivers are more likely to have accidents.
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cleo is writing an essay arguing that her school should open at 8:30 a.…
Kennedy High School should open at 8:30 a.m. instead of 7:30 because students would get an extra hour of sleep, improving their health and brain function.
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cryptologists looked for cribs, which are repeated expressions in messa…
people who study codes
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priya is playing a game where she earns online badges for scoring highe…
215
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maria gathered the data in the table. she finds the line of best fit to…
$0.58$
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the radius and circumference of several objects were measured. which be…
It is a strong positive correlation, and it is likely causal.
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the histogram shows the duration, in minutes, of movies in theaters. wh…
The median is less than the mean.
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which is most likely the correlation coefficient for the set of data sh…
0.872
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the data in the table represent the height of an object over time. whic…
quadratic, because the height increases and then decreases
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what does a residual value of 1.3 mean when referring to the line of be…
A. A data point is 1.3 units above the line of best fit.
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the two - way table represents data from a survey asking teachers wheth…
21%
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madigan converts the frequency table to a conditional relative frequenc…
0.30
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semester a the data set represents the number of rings each person in a…
4
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which table shows no correlation?
The second table shows no correlation.
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2. the graph shows the amounts of almonds, in grams, for different amou…
k = 50. The meaning is that there are 50 grams of almonds when there is 1 cup of oats in the granola mix.
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3. in paragraph 4, what does the analogy oots are to words as blueprint…
Roots give structure and meaning to words.
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2. select two words from the passage that contain a root meaning \good.…
Benevolent, Beneficial
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practice & problem solving leveled practice for 6 and 7, complete the i…
for Question 6: - Sam's unit - rate: 10 miles per hour - For Bobby, use points (2, 18) and (4, 36) (any two points on the line). The unit rate (constant of proportionality) is 9 m…
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22. what is the average length of group as data? a. 17.0 cm b. 16 cm c.…
C. 17.2 cm ### 23.
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which evidence supports the conclusion that the grimms fairy tales were…
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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todays word set: unbreakable, breakable, breakage what is the shared ro…
The shared root of "unbreakable", "breakable", "breakage" is "break" which means to separate into pieces. Unbreakable: un - + break + - able Unbeatable: un - + beat + - able Unben…
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it is much safer to be feared than loved, when, of the two, either must…
He uses deductive reasoning because he introduces a conclusion and proves it with evidence.
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in the following passage, the narrator, nick carraway, is recounting hi…
In consequence, I'm inclined to reserve all judgments, a habit that has opened up many curious natures to me and also made me the victim of not a few veteran bores.
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review the claim and the two pieces of evidence. everyone should walk b…
Evidence A does not directly support the claim. It does not show that walking barefoot is beneficial.
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create a frederick douglass mini poster 36 points include: points 4 poi…
To create the Frederick Douglass mini - poster: 1. **His given name and lifespan (4 points)**: Research and write Frederick Douglass' given name (Frederick Augustus Washington Bai…
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a coin is tossed three times. an outcome is represented by a string of …
| Event | Probability | |---|---| | Event A | $\frac{1}{4}$ | | Event B | $\frac{1}{4}$ | | Event C | $\frac{3}{8}$ |
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a number cube is rolled three times. an outcome is represented by a str…
| Event | Checked Outcomes | Probability | |---|---|---| | Event A | EEO, OEE, EOE | $\frac{3}{8}$ | | Event B | EEE, EEO, EOO, EOE | $\frac{1}{2}$ | | Event C | OOO, OOE, OEO, EO…
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a coin is tossed three times. an outcome is represented by a string of …
| Outcomes | Event A | Event B | Event C | |--|--|--|--| | HHH | | | | | HTT | | √ | √ | | THH | | | | | HTH | √ | | √ | | THT | √ | √ | √ | | TTT | | √ | √ | | TTH | | √ | √ | | …
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question 27 of 30 27. this sign means choose one a. get ready to cross …
b. Get ready to enter a two - way street.
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question 25 of 30 25. this sign means choose one a. be sure your load i…
B. Be sure your load is not higher than 12 ft. 6 in.
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an effective thesis in an argumentative essay must present both sides o…
C. state a position on the topic.
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question 24 of 30 24. this sign means choose one a. detour. b. stop for…
C. Watch for a flagman that controls speed through a construction area.
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melissa is going through adolescence. what does this most likely mean f…
She is developing into a woman.
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question 20 of 30 20. this sign means choose one a. be extra careful no…
a. Be extra careful not to run off of the pavement.
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question 19 of 30 19. a solid yellow line on your side of the center st…
A. do not pass
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question 18 of 30 18. this sign means choose one a. stop and wait for o…
C. Be sure to stay well in your lane because the bridge ahead has room for only two lanes of traffic.
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question 16 of 30 16. this sign means choose one a. be very careful to …
b. Be very careful to avoid skidding in wet weather.
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question 14 of 30 14. this sign means choose one a. prepare for a reduc…
A. Prepare for a reduction in traffic lanes ahead.
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6. how does exemplification in this essay differ from other forms of su…
Exemplification uses specific real - life examples to illustrate a point, while statistics rely on numerical data and expert testimony uses the statements of recognized authoritie…
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(a) which curve fits the data best? ○ figure 1 ○ figure 2 ○ figure 3 (b…
(a) Figure 2 (b) $3707.65$
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however, each figure has a different curve fitting the data. the equati…
The curve $y = 531(0.98)^x$ (Figure 1) fits the data best.
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question 10 of 30 10. this sign means choose one a. slow down for a rig…
c. Drive to the right.
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question 8 of 30 8. this sign means choose one a. always stop. b. expec…
C. Yield to other traffic.