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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martin luther king jr. and civil disobedience as an integrationist or a…
He hoped for peaceful protests and direct negotiations.
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ren has a bag of trail mix made of 54 total pieces of nut or dried frui…
33
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claims clerk underwriter actuary agent this professional analyzes stati…
Actuary
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a country experiences shortages and slow delivery of basic goods becaus…
Command economy with planned distribution
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fiona donated 96 cans of food to the pantry, where there are 3 cans of …
60
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a country experiences shortages and slow delivery of basic goods becaus…
B. Command economy with planned distribution
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12. write an equation to model the situation: for the first year of lif…
\( y = 6\times3^{x} \) (where \( x \) is the number of months and \( 0\leq x\leq12 \), \( y \) is the weight in pounds)
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mr. banner recorded the amount of time each of his students studied for…
C. Half the students studied from 45 to 90 minutes
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ms. thompson collected data to determine the number of students absent …
B. December
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high temperatures were recorded for 30 consecutive days: 50, 45, 49, 50…
A. 8
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ms. bohanon surveyed each of her students about the amount of time they…
B. The difference between the greatest and least amounts of time students studied is one hour.
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given the figure below, which of the following statements is not true? …
The z score lies to the right side of the mean. The value of the z score is positive.
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after a week at camp wild scout, beth tracked the number of patches eac…
The correct statement is: "There is a cluster from 1 to 4 patches." (Note: The initial marked statements had errors. The "gap from 2 to 3" is wrong as there are data points at 2 a…
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the counselor randomly selects five middle school students and asks the…
B 24
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which feature best distinguishes a communist command economy from a fre…
Government centrally plans production and distribution
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choose the two line plots that result in a median of 7. a satisfaction …
A. Satisfaction Rating for Bob's Plumbing, C. Satisfaction Rating for Plumbing Associates
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405.2 ÷ 0.8 =
506.5
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the average number of calories in a 1.5-ounce chocolate bar is 225. sup…
The area under the curve is between two z values.
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question 18 of 20 the average commute to work (one way) is 25 minutes a…
The area of interest is less than 0.5.
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Question was provided via image upload.
To solve the crossword, we analyze each clue: ### Horizontal Clues: - **4. various kinds or forms**: *Diverse* (length matches grid, meaning "various types"). - **6. to bring sepa…
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the center of a set of data can be described using the median and the s…
The median of the set {0, 0, 4, 6, 6, 8} is $\boldsymbol{5}$ The range of the set {0, 0, 4, 6, 6, 8} is $\boldsymbol{8}$ How many modes does the set {0, 0, 4, 6, 6, 8} have? $\bol…
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the dot plot shows the scores students earned on a math test. math test…
B. More than half the students scored 80 or more.
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given a normal distribution with a mean of 50 and a standard deviation …
The shaded region or area of interest occupies more than half of the area under the curve.
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language development: word study identify the choice that best answers …
A. A sign near the shelter invited people to rest.
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the average price of laptop computer is php 45,000. if the computer pri…
The value of the mean is 2,976.
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the dot plot shows the ages of 11 guests at a party. party guests 20 21…
A. The range of the ages is 12
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the average early-bird special admission price for a movie is usd 5.81 …
The value of the z score is negative.
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9 h × (70 mi / h)
\(630\space \text{mi}\)
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question 14 of 20 which of the following is not true in finding p(z is …
The shaded region or the area under the curve starts from the extreme left and passes over the mean., The shaded region or the area under the curve starts somewhere in the middle …
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close read: analyze the text identify the choice that best answers the …
C. People today are overly distracted and overwhelmed by meaningless texts, posts, and tweets.
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question 13 of 20 which of the following functions will correctly solve…
normalcdf (-0.21, 9E99)
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14. a car worth $27,500 in 2012 is worth $16,720 in 2016. find the rate…
-2695 dollars per year ### Question 16
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for the following two - way tables, complete the tables and answer the …
a. $49\%$ b. $100$ c. $\frac{4}{9}$ (or ~44.4%) d. $140$ --- ### Problem 32
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4) a robot vacuum cleans a dirty floor using multiple passes. during ea…
- Circle: Decay - Equation: \( P(t) = 14(0.84)^t \) - \( P_0 = 14 \), \( r = 0.16 \) (or the decay factor is \( 0.84 \)), \( t = 10 \) - Dirt after 10 passes: Approximately \( 2.4…
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given the figure below, which formula will give the correct answer? sel…
normalcdf (-9E99, z)
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first read: concept vocabulary identify the choice that best answers th…
B. taking in greedily
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which of the following functions will correctly find the area under the…
normalcdf (1.57, 1.84)
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class scatter plot shows the results of a survey where students were as…
1. a. $y = x + 60$ b. 90 c. 40 minutes 2. 27. 89 retail stores 28. 2001 3. 29. B. There are 25 less peppermints every additional hour the store is open 4. 30. C. There are 30 cust…
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the average credit card for college seniors in an american university i…
The lower bound lies on the left side of the mean and the upper bound lies on the right side of the mean.
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13. braden is hiking on a mountain. at 11:00 a.m., he is at an elevatio…
The rate of change in elevation is \(\frac{400}{3}\) (or approximately \(133.33\)) feet per hour. ### Problem 15:
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the most precise area under the standard normal distribution curve to t…
0.385 908 181 8
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the national average scholastic aptitude test (sat) score (for verbal a…
The 90th percentile score is located on the right side of the mean.
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2) rentals in a high - rise apartment building get more expensive the h…
- Circle: Growth - Equation: $A = 1220(1 + 0.02)^t$ - $P = 1220$, $r = 0.02$, $t = 8$ - Rent on the 8th floor: $\approx \$1429.47$ (or more precisely, if we use a calculator for $…
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question 7 of 20 which of the following is not true in normalcdf(-1.61,…
The lower bound is a very small number. The upper bound is a very small number.
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use for questions 10 - 12: stephanie recorded the number of miles that …
To solve these rate - of - change problems, we use the formula for the rate of change (slope) between two points \((x_1,y_1)\) and \((x_2,y_2)\), which is \(m=\frac{y_2 - y_1}{x_2…
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suppose the delinquency rate (as a percent) for consumer loans for a ba…
2014
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and use it to make predictions en x = 12, y = _________ en y = 18, x = …
Top-left plot: When $x=12$, $y=175$ When $y=180$, $x=15$ 17. a. When $x=14$, $y=14$ b. When $y=20$, $x=16$ 18. 6 months 19. 82 lbs 20. Yes, his estimation is reasonable. Using the…
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effects of prejudice i knew that it was folly, as my father would have …
B. Feeling hatred is unproductive.
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use for questions 7 - 9. mischa recorded the battery life of her laptop…
-15 ### Question 8
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the average daily jail population in the united states is 706,242. if t…
The mean of the distribution is centered at 706,242.
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james baldwins take on the effects of prejudice necessary to hold on to…
B. was taking place during his lifetime.
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refer to the figure that follows. which among the following statements …
The z value is positive. The area under the curve is less than 1.
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james baldwins take on the effects of prejudice necessary to hold on to…
Baldwin wants to explain the experiences that led him to choose to live with a "heart free of hatred and despair."
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the most precise area under the standard normal distribution curve betw…
0.461 636 429 64
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read the excerpt from notes from a native son. but this did not mean th…
The excerpt presents the solution to the overarching problem in the passage.
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write an equation to represent each function 1. input ( x ) | 0 | 1 | 2…
### Top Section 1. $y = 9x$ 2. $y = 2x$ 3. $y = 7x$ 4. $y = 4x$ ### Bottom Section 1. $y = 2x + 4$ 2. $y = 4x + 2$ 3. $y = 3x - 1$ 4. $y = 7x - 30$ 5. $y = 2x + 17$ 6. $y = 12x + …
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james baldwins take on the effects of prejudice or equal power: that on…
The tension in his father’s body reflects the tension between oppressor and oppressed in early 20th - century America.
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6. the njhs students are busy raising money for the special olympics of…
\(y = 20x+100\)
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effects of prejudice b e in opposition. the first idea was acceptance, …
Racial prejudice had negative psychological effects on those who suffered its injustices.
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question 3 of 20 1 point the most precise area under the standard norma…
0.904 920 280 2
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read the excerpt from notes of a native son. in that year i had had tim…
The excerpt sets up the overarching problem addressed by the passage.
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2. \\(4\\enclose{longdiv}{5.728}\\)
\( 5.728 \div 4 = 1.432 \)
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scatter plots & data study guide 1 which is a true statement about two …
1. C. As one variable decreases, the other variable increases 2. D. As one variable increases, the other variable increases 3. Negative 4. Positive 5. None 6. Negative 7. Positive…
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a 30 - foot tall house casts a shadow that is 25 feet long. at the same…
150
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which of the following is true about the probability p(z is between -1.…
- The lower bound is on the first half of the curve. - The lower bound is not a very small number. - The upper bound is not a very large number. - The upper limit does not extend …
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the following dot plot shows the number of miles that individuals ran a…
Part A: 4 Part B: 7 Part C: 6
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in recent years, many institutions have begun their events with land ac…
B. consecrate
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the most precise value of p(z is greater than -1.61) is _____. select t…
0.946 301 071 85 (the sixth option: 0.946 301 071 85)
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part i: essential vocabulary review ela.9.r.1.3 analyze the influence o…
| Verbal Irony | Dramatic Irony | Situational Irony | |--------------|----------------|-------------------| | When a speaker says the opposite of their true meaning, often for ton…
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the following text is adapted from james fenimore coopers 1826 novel th…
C. creating
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5. determine the equation for the line of best fit. a scatter plot was …
The equation of the line of best fit is \(y = 5x + 25\)
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how many more cups of hot cocoa did percy sell when the temperature was…
40
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a new kids movie came out yesterday, and there were more customers than…
1500
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65.32 ÷ 2.3
28.4
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goals 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 10 shots by players who took …
14
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2 use the trend line to predict the population 80 years after 1900. 3 u…
The population 80 years after 1900 is 60 thousand. ### Problem 3:
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how can the shaded area below be calculated? (select all that apply) sh…
The correct options are: - $24\cdot\frac{1}{8}$ - $4\cdot\frac{6}{8}$
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test practice 8. open response the number of points seth has earned pla…
The median of the data is 33.
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on the door of the tomb was a symbol that meant that this person was a …
A. pharaoh
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who was the archaeologist that found king tuts tomb? * hennrich schliem…
C. Howard Carter
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5) emily is going to buy cases of soda and bags of chips. she can spend…
Inequality: $6x + 3y \leq 42$ (or simplified $2x + y \leq 14$) - Emily can buy 0 cases of soda and 14 bags of chips. - Emily can buy 3 cases of soda and 6 bags of chips. - Emily c…
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17. find ( 6 \times \frac{3}{5} ). use the model at the right to find t…
\(\frac{18}{5}\) (or \(3\frac{3}{5}\)) ### Question 18
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mayerlin has ( x ) dimes and ( y ) nickels. she has no more than 20 coi…
For the inequalities: Inequality 1 (assuming a typo and should be \(y\leq -x + 20\), but if we follow the problem's \(y\geq\), maybe incorrect, but the value inequality is \(y\geq…
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13. higher order thinking eric has 240 coins in his collection. \\(\\fr…
The number of quarters is 60.
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what does the term \vacuity\ mean?
"Vacuity" means: 1. The state of being empty, vacant, or void (e.g., a space with vacuity). 2. A lack of intelligence, thought, or substance; shallowness (e.g., vacuity of mind).
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use this graph of g to find g(7).
1
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9. error analysis find the error in the work below. then show the corre…
The total amount of rainfall in 3 hours is \( 1.29 \) inches. ### Question 11:
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what is the equation of the trend line in the scatter plot? use the two…
\(y = \frac{1}{3}x + 3\)
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a journalist is assigned to write a story that is 1,200 words long. to …
1125, 1260
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thursday solve $5\\frac{4}{6}$ $+2\\frac{4}{6}$ $overline{7\\frac{8}{6}…
$5\frac{4}{6} + 2\frac{4}{6} = 8\frac{1}{3}$ $4\frac{2}{8} - 1\frac{3}{8} = 2\frac{7}{8}$ $\frac{7}{12} \times 3 = 1\frac{3}{4}$ $10 \times \frac{8}{9} = 8\frac{8}{9}$ $\frac{7}{1…
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the average starting salary for an editor at a textbook com can be used…
D. $|x - 39,800| < 1,300$ The range of salaries is from $38,500 to $41,100
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what is the writers essential task? what does the term \bromide\ mean? …
To communicate ideas effectively (e.g., develop a thesis, provide evidence, engage the audience). ### 2. What does the term “bromide” mean?
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order the numbers from least to greatest. 2.62 2\\frac{2}{5} 26.8% 2.26…
$26.8\%, 2.26, 2\frac{2}{5}, 2.62, 271\%$
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the table shows the number of pounds of beef jerky purchased at a marke…
A. The relationship is proportional.
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how does trade affect technological advancements? movement of people, g…
B. Spread of ideas from one culture to another ### Question 10 (Which of the following means having two sides?):
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rosalia went on a long bike ride. the table shows how long she biked an…
B. The relationship is not proportional.
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25-26 - c - rusd world history, culture and geography semester b_90-303…
Germany’s invasions of Poland and France
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fill in the blank question the all - inclusive concept means that gener…
gross income
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to determine the number of apples people typically eat in a week, the b…
The average number of apples eaten in a week is likely to be about 4, though it could reasonably be anywhere between 2 and 6.
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to determine the number of apples people typically eat in a week, the b…
4 apples