統計與機率
資料分析、機率分佈、假設檢定與統計方法。
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match each correlation coefficient to the appropriate scatter plot. the…
Top scatter plot: \( r = -0.8 \) Bottom scatter plot: \( r = 0.8 \)
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match each correlation coefficient to the appropriate scatter plot. (th…
- \( r = 0 \): Top - Left Scatter Plot - \( r = 1 \): Bottom - Left Scatter Plot - \( r=-0.4 \): Top - Right Scatter Plot - \( r=-0.9 \): Bottom - Right Scatter Plot
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solve the problems below. show all work. teks 8.2d worksheet some pre p…
\(-\sqrt{10}\), \(-\frac{22}{7}\), \(-3.14\), \(-3.03\), \(-300\%\)
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match each graph with the appropriate story. graph a graph b graph c sp…
1. Graph B 2. Graph A 3. Graph C 4. Graph D 5. Graph F 6. Graph E
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qualitative graph practice draw lines to match each story with the appr…
1. John — Graph 2 2. Nicolas — Graph 6 3. Mia — Graph 1 4. Ava — Graph 4 5. Jake — Graph 5 6. Christopher — Graph 3 7. Maria — Graph 7 8. Ashley — Graph 8
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qualitative graph practice draw lines to match each story with the appr…
1. The Second Graph (from top) 2. The Sixth Graph (from top) 3. The Seventh Graph (from top) 4. The Third Graph (from top) 5. The Fifth Graph (from top) 6. The First Graph (from t…
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(b) use the proportion from part (a) to find the reduction in price. do…
(b) Reduction in price: $44.1 (c) Price during the sale: $81.9
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isabel stayed at the green lotus inn last night. the room cost $76 plus…
(a) The proportion is $\frac{13}{100}=\frac{x}{76}$ (b) Amount of tax: $\$9.88$ (c) Total cost: $\$85.88$
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as a salesperson, beth is paid $15 per week, plus $5 per sale. this wee…
\( 15 + 5x > 125 \)
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rewrite the fraction in the sentence below as a percentage. from 150 ya…
95%
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write \\(\\frac{31}{50}\\) as a percentage. your answer
\( 62\% \)
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given the scatter plot below, write the equation for the line of best f…
\(y = 2x + 6\)
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what is value engineering? ○ engineering products that are meant to be …
C. Substituting high - quality components with low - cost components that still meet the product's lifetime duration and basic purpose
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§9.2: solve the application. 18.1 a produce company has a 200 - acre fa…
Oranges: 200 acres, Apples: 0 acres.
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question 12 1 pts with both physical and digital products, the goal of …
A. True
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question 9 1 pts which factor is not a consideration when choosing a di…
C. Social media presence and marketing
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question 8 1 pts angie has researched the ways products that are simila…
A. Competitive landscape
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* 8. write each number in standard form: (51, 57) a. $1.5 \\times 10^7$…
\(15000000\) #### Part b
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4. (36) an art dealer sold 3 of the 12 paintings that were on display i…
\( 1:3 \) (or \( \frac{1}{3} \)) ### Problem 4b
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4. aiden and his two friends ordered a pizza with 12 slices. together t…
B. $1\frac{1}{3}$ slices ### Question 5
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at what rate was the snow falling during the first snowfall? answer 2 i…
A. 2 inches every 1 hour
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how much snow was on the ground when the storm started? answer attempt …
5
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distance (blocks from home) time elapsed (minutes) which of the followi…
She's driving away from her house at a rate of 2 blocks every 1 minute
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one spring day, john noted the time of day and the temperature, in degr…
The rate at which the temperature rose from 9 a.m. to 1 p.m. is \( \boldsymbol{4} \) degrees Fahrenheit per hour.
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led by three young black minorca pullets, the hens made a determined ef…
A. The author wants to portray the ruthlessness of a dictator.
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led by three young black minorca pullets, the hens made a determined ef…
A. The author wants to portray the ruthlessness of a dictator.
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m4|l5 say it with decimals write 4/6 as a decimal. start by filling in …
For the long division algorithm (the two boxes: divisor and dividend start), the divisor box (outside the long division symbol) should be \(6\) and the dividend part (inside) star…
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grade 8 - unit 3 georgias k-12 mathematics standards name: ____________…
1. a. As the x - values $\boldsymbol{\text{increase}}$, the y - values $\boldsymbol{\text{increase}}$. b. As the x - values $\boldsymbol{\text{increase}}$, the y - values $\boldsy…
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4. selected values of an exponential function, f, are given in the tabl…
The completed table is: | \( x \) | 0 | 1 | 2 | 3 | 4 | 5 | | --- | --- | --- | --- | --- | --- | --- | | \( f(x) \) | 16 | 24 | 36 | 54 | 81 | 121.5 |
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2. the number of students enrolled at a certain university increases by…
\( n(t) = 27360(1.03)^t \)
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food poisoning occurs when bacteria like salmonella and listeria grow o…
The graph with the blue curve (the one provided in the image) is the graph that could be used to calculate the number of bacteria after a certain number of hours.
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a pizza is taken out of an oven and placed on a counter. the temperatur…
The graph (the one shown with the curve starting from the left - hand side, decreasing, and approaching a horizontal asymptote) represents the model \( T = 72 + 200e^{-0.045m} \) …
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explain: yes or no input -1 0 1 output -5 -1 0 3 yes or no are the rela
NO (because the input \(0\) is mapped to more than one output, violating the definition of a function where each input must have exactly one output)
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the population of a town grew from 20,000 to 28,000. the continuous gro…
2 years
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two students start a club the first week of school. each member invites…
242 students
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how does shakespeares use of imagery enhance the plays mood and atmosph…
Shakespeare's use of imagery enhances the play's mood and atmosphere and contributes to the overall meaning of Act III, Scene 3 by employing dark, hellish, and animal - like image…
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match the response with the correct character below. is overcome with g…
First match: b. Alonso Second match: a. Antonio
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the aquarium has 3 more yellow fish than green fish. 60 percent of the …
6
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estimate. $78.8 \\times 6.8 \\approx$ choose 1 answer: a 56 b 560 c 560…
B. 560
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estimating with multiplying estimate. $7.4 \\times 1.8 \\approx$ choose…
A. 14
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suzie has $9,126 in an account. the interest rate is 10% compounded ann…
\( 5571.51 \)
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ayana has $730 in an account. the interest rate is 3% compounded annual…
\( 67.69 \)
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estimate. 49.87 ÷ 10 ≈ choose 1 answer: a 5 b 50 c 500 d 5,000
A. 5
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estimate. 590 ÷ 3.21 ≈ choose 1 answer: a 2 b 20 c 200 d 2,000
C. 200
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estimate. 178.4 ÷ 6 ≈ choose 1 answer: a 3 b 30 c 300 d 3,000
B. 30
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estimate: 209 ÷ 3 ≈ choose 1 answer: a 7 b 70 c 700 d 7,000
B. 70
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estimate. 4,754 ÷ 1.9 ≈ choose 1 answer: a 25 b 250 c 2,500 d 25,000
C. 2,500
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estimating with dividing estimate. $911\\div3\\approx$ choose 1 answer;…
C. 300
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10. 24.186 ÷ 6
4.031
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if you spin the spinner 3,200 times, what is the best prediction possib…
800
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if you spin the spinner 98 times, what is the best prediction possible …
28
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if you spin the spinner 98 times, what is the best prediction possible …
24.5 (or 25 if we round to the nearest whole number)
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for problems 7-12, find the quotient. 7. 52.8 ÷ 16 8. 0.56 ÷ 0.025 9. 4…
7. \(3.3\) 8. \(22.4\) 9. \(8.4\) 10. \(4.031\) 11. \(32.6\) 12. \(1.6\)
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suppose maria walks d mi at r mph in the same time that luis walks g mi…
\(\frac{g}{n}\)
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if 3 dollars can be exchanged for 500 russian rubles, how many russian …
300000
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there are 110 calories per 28.4 grams of cereal x. find how many calori…
132
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how did life for african americans change from reconstruction to the gi…
During Reconstruction, African Americans gained legal rights (e.g., 13th - 15th Amendments), political participation, and educational access. In the Gilded Age, Jim Crow segregati…
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3. the box plot below shows the number of cups of coffee teachers drink…
75%
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of the percent of students at a large high school are left - handed. a …
- Mean: \(\boldsymbol{10}\) students - Standard Deviation: \(\boldsymbol{3.00}\) students - Probability: \(\boldsymbol{0.0668}\)
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suppose percent of students at a large high school are left - handed. a…
(a) Mean = 10 students, Standard Deviation = 3.00 students (assuming \(p = 0.1\)) (b) Probability = 0.0668 (assuming \(p = 0.1\)) (Note: If the proportion \(p\) is different, the …
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according to www.usmint.gov, 54% of the quarters minted in a recent yea…
\( np=\boldsymbol{108} \), \( n(1 - p)=\boldsymbol{92} \). Since \( np = 108\geq10 \) and \( n(1 - p)=92\geq10 \), the probability distribution of \( X \) is approximately normal.
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in a large city, 34% of residents use public transportation at least on…
\( np=\boldsymbol{69} \), \( n(1 - p)=\boldsymbol{131} \), and since \( np\geq10 \) and \( n(1 - p)\geq10 \), the probability distribution of \( X \) is approximately normal.
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graph this data on the coordinate plane. package of batteries batteries…
The points (0, 10), (3, 7), (6, 4), and (9, 1) are plotted on the coordinate plane where the x - axis represents "Batteries used" and the y - axis represents "Batteries remaining".
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dysplasia is a malformation of the hip socket that is very common in ce…
\( np = \boldsymbol{5.8} \) and \( n(1 - p)=\boldsymbol{44.2} \). Since \( np \geq 5 \) and \( n(1 - p)\geq 5 \), the probability distribution of \( X \) \(\boldsymbol{\text{is}}\…
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hip dysplasia is a condition of the hip socket that is very common in c…
The probability distribution of \( X \) (number of Labs with dysplasia) is a binomial distribution (\( X\sim B(20, 0.116) \)) and is \(\boldsymbol{\text{not approximately normal}}…
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equation: ( s = \frac{delta d}{delta t} ); solve for ( delta d ). ( a =…
\(\Delta D = S\times\Delta T\) \(\Delta S = a\times\Delta T\) \(\Delta T=\frac{\Delta D}{S}\) \(\Delta T = 3\) hours, leave at \(3\) p.m. \(\Delta T=\frac{\Delta D}{S}\), \(\Delta…
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question 1 of 9 eleven percent of students at a large high school are l…
\( np = 11 \) and \( n(1 - p)=89 \). Since \( np\geq10 \) and \( n(1 - p)\geq10 \), the probability distribution of \( X \) is approximately normal.
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what did emerson mean when he said, \mexico will poison us.\
Emerson meant that annexing Mexican territory (in the context of the Mexican - American War and manifest destiny) would corrupt the US's moral, cultural, and democratic ideals, as…
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ch 1:1 the math code - know what the variables mean, what rearrange equ…
divided by; plus; times; divided by 1. acceleration 2. speed 3. distance 4. force 5. time Variables: \(v = 10\ m/s\), \(t = 5\ s\) Formula: \(d=v\times t\) Solution: \(d = 10\time…
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4. janelle está ordenando su colección de piedras. ordena las piedras e…
Un ejemplo de respuesta es 10 (si tiene 1 fila), 20 (2 filas),..., 100 (10 filas). Pero la respuesta más directa si se considera que la fila mostrada es una fila, entonces 10 (o c…
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a recession ________. a. is unlikely to occur in a free - market econom…
C. is a decline in the gross domestic product (GDP) for two or more consecutive quarters
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which of the following is not one of the major groups of products and s…
E. Income taxes
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unit 2 review, continued part c directions a theme is the main idea of …
16. One should trust their own instincts and be self - reliant, rather than conforming to societal expectations. 17. Living close to nature can lead to a more meaningful, self - s…
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9. 30% of \\(\\square\\) is 48 10. \\(\\square\\) is 40% of 35 11. \\(\…
160 ### Problem 10:
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the equilibrium price ________. a. means a product shortage exists b. o…
B. occurs when supply equals demand for a good or service
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currency _________. a. uses barter for a means of exchange b. is a unit…
B. is a unit of exchange used for the purchase of goods and services
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thomas starts a canned food collection with 2 cans of food. he challeng…
- Each day corresponds to a unique amount of cans in this sequence. - The graph of the sequence would pass the vertical line test.
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write 5,000,000 in scientific notation.
The first box (for \( a \)) is \( 5 \), and the second box (for the exponent) is \( 6 \), so in scientific notation, \( 5,000,000 = 5 \times 10^6 \).
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a population of butterflies decreases exponentially at a rate of 18.3% …
1.53%
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this word means to \change to fit into an environment.\
Linguistics (under Arts)
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what do you notice about population distribution and settlement locatio…
- **Population/Settlement Pattern**: Concentrated along the Nile River (and delta), sparse in deserts. - **Reason 1**: Nile provided drinking water (deserts are arid). - **Reason …
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what were the eastern, western, and northern boundaries of egypt? the e…
4. Egypt was not very vulnerable to invaders. The Eastern Desert, Western Desert, and Mediterranean Sea were natural barriers. Deserts made it difficult for large - scale invasion…
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5. carson practices each day to prepare for an upcoming race. he starts…
A, D
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2. a bowling alley charges $6.50 per game played and $4.00 for shoe ren…
B. Bowling Cost (with Games, g: 1, Cost 10.50; 3, Cost 23.50; 5, Cost 36.50)
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1 dawn is ordering 1 veggie sandwich for every 3 ham sandwiches. she ne…
\(\$52.50\)
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complete the text with the better conjunctive adverb. when josiah and m…
Meanwhile
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8. you bet! you roll a die. if it comes up a 6, you win $100. if not, y…
The expected value of the bet is approximately \(\$23.61\).
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a) \\begin{tabular}{c|ccc}x & 0 & 1 & 2 \\\\ \\hline p(x = x) & 0.2 & 0…
The average daily sales the coffee shop can expect is \( \boldsymbol{154.4} \)
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supply chains ______. a. are disconnected from other business processes…
B. consist of the sequences of processes involved in the production and distribution of a product from the supplier to the final consumer
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which of the following is true about a green economy? a. a green econom…
D. A green economy is one in which businesses focus on helping conserve the environment.
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telecommuting ________. a. allows companies to employ people from aroun…
A. allows companies to employ people from around the globe
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the social environment _______. a. is not important to the operation of…
E. includes an aging population
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which of the following is true about e - commerce? a. e - commerce mean…
D. E - commerce can encompass business - to - consumer (B2C), business - to - business (B2B), and consumer - to - consumer (C2C) trades.
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11.1 using normal distributions (continued) 2 exploration: analyzing a …
For a normal distribution: - Approximately 68% of the data lies within one standard deviation of the mean. - Approximately 95% of the data lies within two standard deviations of t…
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find and interpret the standard deviation of the data set. 4. 18, 11, 1…
The standard deviation is approximately \( 3.24 \). The data values are relatively close to the mean (average distance of about 3.24 from the mean).
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patterns exist in nature and in everyday life. patterns occur over and …
The 4th figure is a stepped arrangement with 5 squares in the first column, 4 in the second, 3 in the third, 2 in the fourth, and 1 in the fifth (drawn as a vertical stack per col…
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in a town of 500 people, the 300 males have an average age of 45 and th…
41
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the trade volume of a stock is the number of shares traded on a given d…
(The answer will be the sample mean of sample 1 rounded to two decimal places. After calculating with the actual data, for example, if the actual sum of sample 1 data is $S$ and $…
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hiking the scatter plot shows a hiker’s elevation above sea level durin…
2057
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in paragraph 3, what does the word enhance mean? select one: a. drink q…
D. make better