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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poetic elements quick check how would you describe the meaning of enjam…
A. When a line break occurs in the middle of a sentence or phrase in a poem.
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an education researcher claims that at most 8% of working college stude…
(c) \( z\approx0.64 \) (d) Fail to reject the null hypothesis. There is not enough evidence to reject the researcher's claim. (For part (b), the correct option is B. The rejection…
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what is the center of the data in the dot plot? number of science homew…
3
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a jeweler put these gemstones out on display today. gemstone quantity d…
For the lower left "Select" (diamonds), we need to have 2 (so drag to make it 2 units), and the top "Select" (all gemstones) is 8. But since the diagram - building is interactive,…
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use the given data to find the equation of the regression line. examine…
B
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listed below are numbers of internet users per 100 people and numbers o…
- Null hypothesis \( H_0: ho = 0 \) - Alternative hypothesis \( H_1: ho eq 0 \) - Test statistic \( t \approx 2.76 \) (rounded to two decimal places) - P - value \( \approx 0.04…
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since an instant replay system for tennis was introduced at a major tou…
a. Hypotheses: D. \( H_0: p_1 = p_2 \), \( H_1: p_1 eq p_2 \); Test statistic \( z\approx0.84 \); P - value \( = 0.401 \); Conclusion: Fail to reject \( H_0 \), not sufficient ev…
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use the value of the linear correlation coefficient r to find the coeff…
Coefficient of determination: \( \boldsymbol{0.1910} \) Explained variation: \( \boldsymbol{19.10\%} \)
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you can calculate the p-value for a chi-square test using technology. a…
- Null and Alternative Hypotheses: A. $H_0:\sigma\leq0.5$, $H_a:\sigma > 0.5$ - Standardized Test Statistic: $\chi^{2}=\boxed{27.36}$ - P - value: $P=\boxed{0.0803}$
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a snack food manufacturer estimates that the variance of the number of …
- Critical values: \(9.39, 28.87\) - Rejection region: Option C, with \(\chi^{2}<9.39\) and \(\chi^{2}>28.87\) - Test statistic: \(\approx17.87\) - Decision: Fail to reject the nu…
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use a \\(\\chi^2\\)-test to test the claim \\(\\sigma < 42\\) at the \\…
s: - Null and alternative hypotheses: B. \(H_{0}:\sigma\geq42\), \(H_{a}:\sigma < 42\) - Standardized test statistic: Depends on \(n\), formula is \(\chi^{2}=\frac{(n - 1)s^{2}}{\…
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find the critical value(s) and rejection region(s) for a two - tailed c…
Critical values: \(10.085, 27.587\) Rejection region: Option A
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question find the domain of the function defined by the table below. ex…
{-5, -4, -3, 4, 7, 10}
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an appeal is a serious request. in the court system, the word appeal ha…
The loser of the case finds out that the judge took a bribe from the lawyer on the winning side.
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how do central banks govern the banking industry? check all that apply.…
by deciding how much banks must keep in reserve, by overseeing the nation's payment system, by responding quickly to banking crises that occur, by auditing banks based on current …
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which is a true statement about the dot plot? ages of players on a socc…
There are 11 players on the team. (The correct option is the first one: "There are 11 players on the team.")
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b. draw a line representing the relationship between x, the number of h…
To solve this, we assume we have two points from the earlier question (e.g., let's say when \( x = 0 \), \( y = \text{fixed cost} \), and when \( x = h \), \( y = \text{total cost…
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arcadia will decide whether to extend its public pools hours by looking…
10
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an insurance company compiled the number of doctor visits made by some …
32
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as part of a statistics lesson, miss hamilton asked her students how ma…
7
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synonyms 8. which word means the same or nearly the same as clamored? a…
A. demanded
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7. which word most likely comes from the latin roots luc, lum, and lus,…
B. lustrous
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as part of a statistics lesson, miss hamilton asked her students how ma…
7
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a grocery store chain tracked the number of trips people made to its st…
8
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a school interested in expanding its playground counted the number of t…
10
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as part of a math lab, madelyn tracked the number of times her classmat…
7
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japan written japanese language: at first, the japanese language was on…
### Written Japanese Language - First blank: oral - Second blank: Chinese writing system - Third blank: China ### Prince Shotoku - First blank: Constitution - Second blank: Consti…
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a tennis fan counted the number of matches won by his favorite players …
24
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le maire du village des trois-ruisseaux organise une exposition pour re…
The proportion of students who chose "Consommation de l'eau" can be represented as a fraction $\boldsymbol{\frac{2}{5}}$, a decimal $\boldsymbol{0.4}$, or a percentage $\boldsymbo…
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scientific operations add these scientific notation numbers and give th…
\(1.1 \times 10^8\)
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several children compared how many thank-you notes they had written dur…
7
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the elementary school art teacher wrote down how many flower pots each …
5
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7) ryan left the science museum and drove south. gabriela left three ho…
Ryan's average speed is 28 km/h. ### Problem 8:
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a 14-ounce box of cereal costs $3.50. what is the unit price per ounce?
El precio unitario por onza es $\$0.25$.
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at a school carnival, a curious student volunteer counted the number of…
4
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scientific operations subtract these scientific notation numbers and gi…
\(2\times10^{9}\)
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the owner of a pick-your-own-bouquet flower farm recorded the number of…
21
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ss8h6 analyze the impact of reconstruction on georgia. b. explain the k…
b. Ten percent of the voting population had to and oath
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7) ryan left the science museum and drove south. gabriella left three h…
Ryan's average speed is 8 km/h. ### Problem 8:
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4 numeric 10 points a dressmaker just created dresses to be sold. there…
\(-\$4.36\) (or a loss of \$4.36) ### Question 5
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7.2.7 a a car traveled 150 miles on 6 gallons of gas. what is the cars …
25 millas por galón
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1 numeric 10 points there are 12 books on a summer reading list and you…
220 ### Question 2
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scientific operations add these scientific notation numbers and give th…
\(2.8\times10^{3}\)
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scientific operations 65 92% add these scientific notation numbers and …
\(4.125 \times 10^{6}\)
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to all future americans. it is obvious today that america has broken th…
1. Replace "some" with "all". 2. Replace "fulfilled" with "broken".
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lionel computed the average rate of change in the depth of a pool over …
The pool must have been the same depth at the start of the interval as it was at the end of the interval.
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7.27a a car traveled 180 miles on 6 gallons of gas. what is the cars fu…
La eficiencia del coche es 30 millas por galón.
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directions: for each problem, write either a multiplication or a divisi…
12 puppets ### Problem 6:
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7.2.7.a a 14-ounce box of cereal costs $3.50. what is the unit price pe…
The unit price per ounce is $\$0.25$.
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scientific operations add these scientific notation numbers and give th…
\(1.005 \times 10^6\)
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everyone came very nice dressed. they tried so that they would look you…
D. By being presentable and appearing able - bodied, the individuals still had hope they could escape a terrible fate.
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name: ss8h6 analyze the impact of reconstruction on georgia. lincoln’s …
1. The Freedmen’s Bureau helped freed slaves (freedmen) and poor white southerners. 2. They focused their efforts in the South (specifically southern states, including Georgia). 3…
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two centuries, people have debated what the drafters of the declaration…
The drafters meant the preamble to apply only to white men: - In the 1700s, many people thought women should not have political rights. - In 1776, all the colonies allowed slavery…
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imperialism in africa quiz complete 1 2 3 4 5 6 the berlin conference o…
A. rushed to set up colonies in Africa.
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possible meanings for each part of the preamble to the declaration of i…
- "We hold these truths to be self - evident..." matches "We believe these things to be clearly true." - "...that all men are created equal..." matches "All men should be treated …
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base your answers to questions 5 and 6 on the passage below and on your…
(2) religious freedom in early United States history ### Question 6
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scientific operations multiply these scientific notation numbers and gi…
\(1.8\times10^{7}\)
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base your answers to questions 3 and 4 on the passage below and on your…
(1) to support ratification of the Constitution ### Question 4
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the graph shows how many calories are in different amounts of popcorn. …
The true statement is: There are 50 calories per cup of popcorn.
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3) ride-share services zoom go!: $1.50 per mile + $4 base fee ride wave…
s: 1. Distance: \( \boldsymbol{2} \) miles. 2. 5-mile: Zoom Go! 3. 10-mile: Zoom Go!
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answer the following questions after reading the text provided and watc…
b. A Jewish man was convicted of raping and murdering a 13 - year - old girl. He was later lynched showing Georgia as violent place for people that are not white and Christian. ##…
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7.5.13 problem 4 two students are both working on the same problem: a b…
I agree with Lin.
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if the same amount of water leaks each hour, how after 60 hours? water …
10
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3. 2 tons = ______ pounds 3. 2 pounds = ______ ounces 5. 48 ounces = __…
3. 4000 3. 32 (assuming 2 pounds to ounces) 5. 3 7. 160 9. 1
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write at least two paragraphs about the benefits and dangers of using s…
### Benefits of Strikes Strikes offer workers a crucial means to advocate for their rights. When workers go on strike, they can pressure employers to concede to demands related to…
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3. what does the word contraptions mean as it is used in paragraph 4? a…
A. machines
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the box plot below represents some data set. what is the range of the d…
16
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1 matching 1 point match the following quantities to a situation where …
(Need more details about the dropdown options to complete the matching. If we assume typical options: a. 20 gallons per hour - could match with "Filling a large tank with water" b…
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question 3 (multiple choice worth 4 points) (h1 04h mc2) a diner has co…
\( 0.4 \) (corresponding to the option with value \( 0.4 \))
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the box plot below represents some data set. what is the minimum value …
30
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name rosa medina rodriguez people say papi was a mujeriego. that he wou…
Papi was a womanizer. I know this because the text says: (Text 1) 1. *That he would get drunk at the barbershop and touch the thigh of any woman who walked too close.* This means:…
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in the following passage, the narrator, nick carraway, is recounting hi…
The sentence "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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a population numbers 16,000 organisms initially and grows by 7.5% each …
\(a = 16000\), \(b = 1.075\)
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scientific operations 40 100% divide these scientific notation numbers …
\(0.000000003\) (or \(3\times10^{-9}\))
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causes of the great depression directions analyze the text and answer t…
1. Banks invested clients' money in the stock market and lent to stock - investing borrowers. The crash meant lost invested money and unrepayable loans, so no funds to return. 2. …
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2. what is the meaning of the word \desperately\? rarely selfishly unwi…
D. extremely
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7 multiple answer 1 point last week, the price, in dollars, of a gallon…
B. \( g + 0.05g \), C. \( 1.05g \), E. \( (1 + 0.05)g \)
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3 which root means more? plur phil bibl
plur
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37. in a random survey, 20 seventh graders and 32 eighth graders are as…
A. The two - way frequency table with Prefer Tennis: Grade 7 (8), Grade 8 (10), Total (18); Do Not Prefer Tennis: Grade 7 (12), Grade 8 (22), Total (34); Total: Grade 7 (20), Grad…
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question 13 of 22 what is the domain of the function shown in the table…
B. {3, 5, 7, 9}
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37. in a random survey, 20 seventh graders and 32 eighth graders are as…
A. Option A (the two - way frequency table in option A) ### Question 38
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math 2500, final exam december 10, 2025; 11:00 am - 1:00 pm (2 hours) n…
a) The probability that the tourist will visit both cities is \( \boldsymbol{0.5} \). b) The probability that the tourist will visit neither city is \( \boldsymbol{0.1} \).
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35. the graph shows the distance, y, a student swims from one boat dock…
A. The student starts swimming at a fast rate, stops and treads water, then swims at a slower rate. ### Question 36
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20. which excerpt from paragraph 4 is an example of verbal irony, in wh…
B. "... such humane achievements as sentencing a youth to have his hands cut off"
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small group: central idea directions: identify the type of device used …
d. consistent, gradual effort leads to success, even if it takes longer
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question 6 1 pts the table shows the linear relationship between the nu…
\$14.00 per hour (corresponding to the option: B. \$14.00 per hour)
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1. label each graph by writing exponential growth or exponential decay …
Para la función de decaimiento exponencial: - \( f(x) = 15000(1 - 0.12)^5 \) (sustituyendo \( a = 15000 \), \( r = 0.12 \), \( x = 5 \)) - Al simplificar, \( f(x) \approx 7916 \) …
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22. a student conducts a survey on the favorite ice cream flavors of st…
C. Over 50% of 8th graders prefer chocolate ice cream.
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the ancient code was obscured and nearly impossible to decipher. the sc…
4. impossible and obscured
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independent practice: structure directions: identify the type of device…
b. regular maintenance is essential for maintaining well - being
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poetic elements quick check how would you describe the meaning of allit…
A. When several words in a short section begin with the same sound.
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our music teacher is helping us to become more open - minded. during cl…
3. hold back
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use the image to answer the question. bethany, morgan, and taylor all g…
# Explanation: ## Step1: Find Bethany's arrival time Bethany's equation: \( y = 4x \), distance \( y = 6 \) miles. Solve \( 6 = 4x \) → \( x=\frac{6}{4}=1.5 \) hours. ## Step2: Fi…
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student accountability: directions: read the following poem and answer …
Words/images like "faint" (lantern’s glow), "whispers warnings none can hear", "secret kept", "silence hums", "sentinel that does not share", "shadows curl", and "midnight air" cr…
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use the image to answer the question. the graph represents 4 runners ru…
Runner B
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evaluate the expression. write the answer as a decimal. 26.149 − 15.101…
\(20.364\)
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r = 0.4, r = 0.9, r = -0.4, r = -1 (with scatter plots and correlation …
The Top - Right Graph (the second graph in the top row) corresponds to \( r = 0.9 \) (or if the question was to identify which graph has \( r = 0.9 \), the answer is the Top - Rig…
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whole group: central idea directions: read paragraph 7 of martin luther…
c. It contrasts with "the bright day of justice" to imply that racial injustice leads to uprising while equality brings peace. ### Question 2
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if needed, round your answer to the nearest whole percent. | offense | …
B. 2%
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Question was provided via image upload.
a) (Assuming the median line is at 6) $\boldsymbol{6}$ b) (Assuming max = 9, min = 3) $\boldsymbol{6}$ c) (Assuming $Q_3 = 7$, $Q_1 = 5$) $\boldsymbol{2}$ d) (Assuming the right e…