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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question 13 of 22 click to read the passage from the metamorphosis, by …
C. you women wouldn't listen would you
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question the number of newly reported crime cases in a county in new yo…
Regression Equation: \( y = 31.7x + 1011.2 \) Final Answer: \( 1265 \)
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the meaning of the prefix in the word benevolent is ___. options: bad, …
B. good ### Question 17 (Root meaning "to write"):
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the ages and masses of vehicles of drivers who received speeding ticket…
A
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the ages and masses of vehicles of drivers who received speeding ticket…
| Age Group | Relative Frequency | |-----------|--------------------| | 16 - 25 | 0.280 | | 26 - 35 | 0.216 | | 36 - 45 | 0.200 | | 46 - 55 | 0.103 | | ≥ 56 | 0.201 |
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question 5 when demand is price inelastic, ceteris paribus: ○ an increa…
D. An increase in price leads to greater total revenue. ### Question 6
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the ages and masses of vehicles of drivers who received speeding ticket…
| Age Group | Relative Frequency | |-----------|--------------------| | 16 - 25 | 0.329 | | 26 - 35 | 0.233 | | 36 - 45 | 0.188 | | 46 - 55 | 0.098 | | >= 56 | 0.152 |
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practice test vip3 english 10b / unit 10 - media, interaction (unit has…
True ### Question 2
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create a linear model for the data in the table. x | 5 | 8 | 11 | 14 | …
\( y=\boxed{2.410}x+(\boxed{-4.619}) \)
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9. choose the best answer. the word inscribe means ___. ○ to speak fort…
B. to write on (assuming the options are labeled A, B, C, D with A: to speak forth, B: to write on, C: to see inside, D: to carve out of) ### Question 10
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a phlebotomist draws the blood of a random sample of 50 patients and de…
A
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5. drag and drop the words with the meanings of the prefixes. ______ ab…
verb (the option with "verb" as the text)
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a phlebotomist draws the blood of a random sample of 50 patients and de…
A. (the graph with A ~20, AB ~5, B ~5, O ~20)
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find the mean absolute deviation 10, 7, 13, 10, 8 table with data, mean…
1.68 ### Second Dataset: 110, 114, 104, 108, 106
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19) drag and drop the prefixes with the meanings. good not not; the opp…
- good: bene- - not: il-, im-, in-, ir- - not; the opposite of: dis- - under: sub- - wrong; bad: mal- - above; beyond: super-
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3. suppose caylin has selected the other bag, the one with four white m…
\(\frac{1}{5}\) ### Problem 4
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question 10 the graph shows the population of puffins on a small island…
C. No, even though this is a strong correlation, \( t = 17 \) is considered an extreme extrapolation.
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a phlebotomist draws the blood of a random sample of 50 patients and de…
| Blood Type | Relative Frequency | |------------|--------------------| | A | 0.36 | | AB | 0.08 | | B | 0.14 | | O | 0.42 |
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as you answer the questions below, consider how the probability of an e…
The probability is $\frac{1}{2}$ because there are 2 equally - likely bags to choose from, and we are interested in 1 of them. ### Question 2
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the graphic organizer includes facts about germany and japan. column a:…
C. Germany’s invasions of Poland and France
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3. using the following informal histogram, calculate each of the follow…
s: a. \( \boldsymbol{n = 14} \) b. \( \boldsymbol{\sum X = 48} \) c. \( \boldsymbol{\sum X^2 = 190} \)
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15 refer to the excerpt from \franklin delano roosevelts fireside chat\…
D. verb; order (assuming the last option is labeled D; if the options are A - D as per typical multiple - choice, with the last option being "verb; order", then the answer is the …
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select the correct answer. spanish conquistador hernán cortés wrote the…
C. They were considerate and stylish.
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13) refer to the excerpt from \franklin delano roosevelts fireside chat…
C. being in the condition of partnering or being fellow soldiers ### Question 14
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a phlebotomist draws the blood of a random sample of 50 patients and de…
To construct the relative frequency distribution, we first need to find the frequency (number of occurrences) of each blood type and then divide by the total number of patients (5…
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5) refer to the excerpt from \franklin delano roosevelts fireside chat\…
A. they might not all be willing to die to suppress Nazism and President Roosevelt was reinforcing patriotism in his speech ### Question 6
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3) refer to the excerpt from \franklin delano roosevelts fireside chat\…
the United States and its way of life ### Question 4
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describe 2 propaganda techniques in the chart below. (you should know a…
| Technique | What does it mean? | |--|--| | Bandwagon | Encourages people to act as others do, using social pressure to conform. | | Name - Calling | Uses negative labels/terms t…
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answer the following questions. 1) refer to the excerpt from \franklin …
to make actual in one's mind ### Question 2
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2) 58, 67, 44, 72, 51, 42, 60, 46, 69 minimum : maximum: q₁ : q₂ : q₃ :…
Minimum: \( 42 \) Maximum: \( 72 \) \( Q_1 \): \( 45 \) \( Q_2 \): \( 58 \) \( Q_3 \): \( 68 \) ### Problem 3:
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gallons of paint sold color of paint | number of gallons white | 336 bl…
If the question is total gallons, the answer is $784$. But please clarify the exact question (e.g., total gallons, which color sold the most, difference between two colors, etc.) …
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12. make sense and persevere there are ten birdbaths in a park. on the …
The range of the data is \(5.2\) inches.
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question 21 of 23 read the passage and then answer the question: i stom…
B. Martinez isn't home.
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e and f are mutually exclusive events. p(e) = 0.15; p(f) = 0.71. find p…
0
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5. a survey of 36 local trampoline parks was conducted on their admissi…
25% ### Part b
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a phlebotomist draws the blood of a random sample of 50 patients and de…
| Blood Type | Frequency | |------------|-----------| | A | 19 | | AB | 4 | | B | 6 | | O | 21 |
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the data set represents the number of eggs produced by a small group of…
a. 7.5 eggs, b. 7.6 eggs
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which pieces of information can be gathered from these histograms? choo…
C. None of the above
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box-and-whisker plot level 1:51 make box-and-whisker plots for the give…
(Problem 1): Minimum: \( 8 \) Maximum: \( 39 \) \( Q_1 \): \( 11 \) \( Q_2 \): \( 23 \) \( Q_3 \): \( 32 \)
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which pieces of information can be gathered from these box plots? choos…
A. The basketball players are taller on average. B. The heights of the basketball players vary noticeably more than those of the field hockey team.
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2. part a: what is harrison gray otis’s purpose for writing a letter to…
d. Otis is unsure of whether or not Burr is trustworthy as a member of the American government, and wants information from someone close to him. ### Part B
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the baltimore ravens won the american football championship in 2013. in…
To solve this, we analyze the dot plots: ### Step 1: Analyze Spread (Range) - **Baltimore Ravens**: Dots start at ~4.3 and go to ~4.5 - 4.6? Wait, no—wait, the x - axis is 4.3, 4.…
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20. a motorcycle averages 35 miles per gallon. this means that every 35…
The motorcycle can travel approximately 56 kilometers (or 56.32 if we keep two decimal places) on 1 gallon of gasoline. If we round to the nearest whole number, the answer is 56. …
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question 10 the graph shows the population of puffins on a small island…
C. No, even though this is a strong correlation, t = 17 is considered an extreme extrapolation.
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select the correct answer. which of these word parts is a root that mea…
A. dermat/o
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question 9 a soft drink company is launched an advertising campaign and…
D. No, although this is strong model, a logistic model would be a better fit for the data.
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otis & hamiltons correspondence questions instructions: complete the fo…
a. To make sure of ### 1b
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coleman graphed the relationship between the number of rotations of his…
B. The number of tire rotations it took to be beside the tree
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st. louis, missouri and washington, d.c. have very similar latitudes. (…
(The specific options that apply, e.g., if options are as assumed above: A, B, C)
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17. a submarine is at sea level and starts descending at a rate of 40 f…
The value of \((-40)(20)\) is \(-800\). This means the submarine is 800 feet below sea level after 20 minutes of descending at 40 feet per minute.
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read the poem. seacoast silhouette all up and down the dunes, the tall …
It creates the impression that the world of nature is alive with interactions
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graph i and a scatter diagram of the data on the same coordinate axes. …
The average annual increase in tuition and fees is \(\$1500\) per year during the given period.
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1. i flipped a coin 110 times and found that 63 were heads and 47 were …
### Problem 1 Null hypothesis: The coin is fair (probability of heads = probability of tails = 0.5) Alternative hypothesis: The coin is not fair (probability of heads ≠ probabilit…
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the formula: \\(\\sum \\frac{(o-e)^2}{e}\\) \\(\\sigma\\) = sum of \\(o…
To solve a chi - square test problem, we follow these steps: ### Step 1: Identify the number of variables First, we need to determine the number of variables in the experiment. Le…
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based on the data trends, what would you predict the mass of the dog (i…
70
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a spinner is divided into equal sections of three possible colors. ther…
s for each part: 1. Spinning a blue is **unlikely** (because the probability $\frac{2}{8}=\frac{1}{4}<0.5$) 2. Spinning a yellow or red is **likely** (because the probability $\fr…
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question 2 a roller coaster enthusiast wanted to find the exact height …
B. They estimated the height of the roller coaster to be about 500 feet after 10 seconds.
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which option means \a group of words that has a subject and a predicate…
A. independent clause
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the table lists average annual cost (in dollars) of tuition and fees at…
\(f(x)=1229x + 24552\)
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(a) what is the linear model for the data? f(x) = 1229x + 24552 (type y…
C
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read the excerpt from \the crab that played with the sea.\ he went nort…
- the repetition of words and patterns - the use of animals to tell a magical story
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which statements accurately define archetypes? select three options. th…
- They convey universal meanings and shared human experiences. - They are universal symbols found in literature. - They can include characters, plots, settings, objects, and theme…
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interpreting statistics colonial society britain’s new world possession…
The largest British colonies in 1763 (correcting "1760" to "1763") were Virginia (346,000), Massachusetts (246,000), Pennsylvania (including Delaware, 220,000), and Jamaica (210,0…
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2. coach fuller logged the number of points scored in his team’s 52 bas…
0% (assuming max is 40, so no games over 40) ### b.
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interpreting box plots name: date: period: 1. ms. phillips, a math teac…
75% ### Part b: Percentage between 65 and 100
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synonyms choose the word that is most nearly the same in meaning as the…
**: d. convert 2. **Brief Explanations**: "supported" means to back up, and "justified" can mean to give a reason to support. "abandoned" is the opposite of support, "assaulted" i…
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read the sentence. the clouds gathering on the horizon were an inauspic…
B. unfavorable
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find each of the following values for the distribution shown in the his…
The total number of observations (sample size) is \( \boldsymbol{16} \).
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final score on balance beam in women’s gymnastics 11, 15, 13, 18, 9, 14…
- Lower Extreme: 9 - Lower Quartile: 11.5 - Median: 13.5 - Upper Quartile: 15.5 - Upper Extreme: 18
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difficulty scores in women’s gymnastics (all-around final) 5, 9, 4, 10,…
- Lower Extreme: \( 3 \) - Lower Quartile: \( 4.5 \) - Median: \( 7 \) - Upper Quartile: \( 8.5 \) - Upper Extreme: \( 10 \) (Note: If the original data was 4,4,5,6,8,8,9,9,10, th…
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what does the chi-square test commonly assist in analyzing? average of …
relationship between two categorical variables in a dataset
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a _____ yellow line means traffic on both sides may not cross the cente…
D. double solid
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what does a single solid white line mean? you are in a merge lane. you …
You may only cross the line in order to avoid a hazard.
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choose the correct answer. which of the following is a form of statisti…
B. t - test (assuming the options are labeled A: writing a book, B: t - test, C: pie chart)
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what statement best expresses the effect of zayids colon use in the lin…
B. The colon introduces the list of credits as if it were on a resumé, which places emphasis on the cruel addition of "palsy."
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what does a t-test primarily compare? tests how tall two different ts a…
compares the means of two different groups
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direct quotes i want to use: 1.\this is the brightest spot on the subje…
The first quote and paraphrase (A) explain that the highlight (brightest area from direct light) is vital for creating depth/dimension in art by emphasizing the subject’s highest …
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____ means rule of the many oligarchy autocracy fascism democracy
A. Democracy (assuming the first option with the label "Democracy" is the correct choice here, corresponding to the concept of rule of the many)
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question 6 of 7 one of your friends share that theyve been trying out c…
C. I heard cannabis can come with health risks. Let's look into it together.
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maysoon zayid’s use of a colon in her line, “i grew up watching whoopi …
The colon allows the word "common" to be close to "comedians," establishing some alliteration. (Wait, no, correction: The correct option is "The colon provides a space for the lis…
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check your readiness instructions problem 1 andre collected data on the…
75 ### Sub - Question 2:
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3. the creation of initiative, referendum, and recall procedures during…
the expansion of citizens' direct participation in the democratic process
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the manager at a movie theater collects data on comedy and action movie…
Approximately 52.38% (or $\frac{11}{21} \times 100\% \approx 52.38\%$)
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practice 4: correct, incorrect, explain — directions: read each stateme…
I; In anger, Jeremiah punched the wall in his room. He could tell that the hit did not affect the wall because it looked exactly the same as it did before. ### Question 5
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question #2 based on the context, what does implacable mean in paragrap…
B. relentless
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direct quotes i want to use: 1.\this is the brightest spot on the subje…
The first quote and its paraphrase (A) explain the concept of the highlight in art. The highlight is the brightest area on a subject due to direct light, and it's crucial for crea…
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10. given the following data set: 65, 70, 70, 70, 70, 80, 80, 80, 85, 9…
4) I, II, and III
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what is a qenet? what kind of scale does ethiopian music use? what does…
A qenet is a traditional melodic mode/scale in Ethiopian music, with unique intervals and melodic patterns, forming the basis for Ethiopian traditional musical composition and per…
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which best explains why the free - market system follows a circular - f…
B. In a free - market system, consumers and producers influence each other.
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below are two representations of data. a: 2,5,5,6,6,6,7,8,9 box plot fo…
s: 1. (Assuming the correct analysis) For the first question, if we consider the lower quartile: Lower quartile of A (5) > Lower quartile of B (4), so the answer is 4) lower quart…
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purposes of government 1. read the 1 sentence preamble below and talk t…
The Preamble, from the perspective of US citizens ("We the People"), lists the government's aims: forming a more perfect Union, establishing justice, ensuring domestic peace, prov…
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| | first half of the year | second half of the year | total | |-------…
s (assuming typical options, e.g., for first: 3.6%, second: 2.7%, third: decreased): 1. In the first half: ~3.6% (or exact calculation: $\frac{8.2}{228.6} \times 100 \approx 3.6\%…
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2. three videos were uploaded to social media. video a has 92 views and…
Video B receives the most views to thumbs - up compared to Video A and C.
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20. what is the meaning of the root in covert? ○ to stop ○ to turn ○ to…
B. to turn (assuming the second option is labeled B; if the original options had labels like A, B, C, D, adjust the label as per the original, but here based on the options, the c…
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try again (b): your answer is incorrect. here are three histograms. his…
B. Histogram B ### (b)
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17. what does the root in repulse mean? to send to place to try to drive
to drive
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4. robin collected data on the number of hours she watched television o…
s: ### Question 4: The box plot is constructed with minimum = 1, Q1 = 2, median = 2.5, Q3 = 3, maximum = 4.5. (Note: Since the problem asks to construct the box plot, the final an…
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16. based on its use in the following sentence, what does conduct mean?…
B. to lead
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the dot plot below shows the number of goals jessica scored in each lac…
(2) mean = median
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13. what does the root in subscribe mean? ○ to write ○ to design ○ to h…
A. to write