Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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writing the graph shows a proportional relationship between the variabl…
$y=17x$ ### Additional Explanation for proportionality check: - For a graph: A proportional relationship is a straight line that passes through the origin $(0,0)$, and the ratio $…
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donna is filling an aquarium with water. the graph below shows the line…
$y=20x+40$
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question 14 of 15, step 1 of 1 admission to a baseball game is $2.00 fo…
996 general admission tickets sold 301 reserved seating tickets sold
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the graph relates the number of gallons of white paint to the number of…
$y = \frac{1}{4}x$
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rainà is picking apples at a local apple orchard. the orchard charges a…
$y=4x+5$
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13. ryan has had 7 hits in his last 12 at bats. how much more or less t…
Ryan's batting average is 0.083 higher than a 0.500 batting average.
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audrey uses $\frac{5}{8}$ cup of fruit in each smoothie she makes. she …
$\frac{15}{4}$ or $3\frac{3}{4}$ cups of fruit
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name: gianna silvena p.6 2.10.2026 practice & problem solving leveled p…
### For problem 10: $74\% \approx \boldsymbol{75\%}$, $63 \approx \boldsymbol{60}$ $\boldsymbol{75\%}$ of $\boldsymbol{60} = \boldsymbol{45}$ ### For problem 11: $8\% \approx \bol…
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3. what changes after this moment?4. why is it significant?tuesday the …
1. He loses his fear of the note and gains confidence/understanding. 2. It symbolizes the end of ignorance-driven fear and the power of comprehension. 3. It develops the theme tha…
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use structure draw a picture to show how to find $4 \\times \\frac{3}{5…
1. Draw 4 identical rectangles. 2. Divide each rectangle into 5 equal smaller rectangles. 3. Shade 3 out of the 5 smaller rectangles in each of the 4 large rectangles. 4. Count al…
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each day after an unpopular update is made to a video game, the number …
Exponential decay
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find figurative language in the pearl: find two of the following: simil…
### First Section (Two Figurative Language Examples): 1. Simile: Paragraph 1, Page 2, Chapter 1: *"The dawn came up like thunder."* 2. Personification: Paragraph 2, Page 16, Chapt…
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relationship in context.1 skyler mows lawns in the summer. the function…
1. 4) natural numbers 2. 2) whole numbers 3. 2) whole numbers 4. 2) whole numbers
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a dance instructor chose four of his 10 students to be on stage for a p…
210
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three out of seven students in the cafeteria line are chosen to answer …
35 (Option B)
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there are 36 students at elmdale middle school who play on a sports tea…
(a) The double number line will have the right (Students) line marked with 240 at the end (aligning with 100% on the left Percent line), with intermediate marks 0, 15, 30, 45, 60,…
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lt34: i can calculate average rate of change of a function over a speci…
1a) 70 miles per hour 1b) 70 miles per hour 2) -0.2 feet per second 3a) -0.04 mm per year 3b) -0.04 mm per year 3c) -0.04 mm per year
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there are 36 students at elmdale middle school who play on a sports tea…
(a) The double number line will have the right (Students) line marked with 240 at the end (aligning with 100% on the left Percent line), with intermediate marks 0, 15, 30, 45, 60,…
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finding outcomes pre-test complete time remain 58:08 how many ways can …
120
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algebra i b-cr pre-test complete time remaining 58:42 holly chooses sev…
36 (Option D: 36)
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question 1 / 8 prev next a sports stadium holds 30,000 people. there ar…
50
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finding outcomes pre-test complete time remaining 59:37 a membership co…
- There are four ways to choose the committee. - There are three ways to form the committee if person D must be on it. - If persons A and C must be on the committee, then there is…
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use the table to answer the following question. height frequency of stu…
When graphed, the data creates a bell curve.
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select the best description of the following exponential equation.$f(x)…
Decaying by 12% with every unit of $x$
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4.4 geometric distribution - 2026-sp-math-1401-co3 elementary statistic…
Part (b): $X = 1, 2, 3, ...$ Part (c): $X \sim \text{Geometric}(0.26)$ Part (d): 4 dealerships Part (e): 0.7781 Part (f): 0.2477
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erick has a collection of 8 brown fingerboards, 4 green fingerboards, a…
1. A green fingerboard is chosen: B 2. A blue fingerboard is chosen: A
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algebra i b-cr 1 2 3 4 5 6 7 9 10 54:22 bryant collects a set of 20 val…
B. 6
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gebra i b-cr pre-test complete time remain 55.02 grace is looking at a …
100 (Option C: 100)
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select the best description of the following exponential equation.$f(x)…
Decaying by 48% with every unit of $x$
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a random sample of packages delivered by a company were tracked if they…
10%
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algebra i b-cr time remaining 56:01 the graph represents the normal dis…
B. 8.9 lbs, C. 9.5 lbs, D. 10.4 lbs
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a student noticed that when he eats breakfast, he scores higher on his …
No, because it is possible that the student gets higher test grades because of another factor, such as studying For the second question (Question 15), the data table is missing, s…
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two measures, x and y, were taken on eight subjects. two regressions we…
Regression 2 is a better fit because there appears to be a nonlinear relationship between x and y
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use your line plot to answer the question below. amount of glitter used…
$\frac{3}{4}$ containers
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algebra i b-cr pre-test complete 1 2 3 4 5 6 time 5 the graph shows a d…
0.5
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after many phone calls from customers who had dined at a restaurant the…
28%
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raquel and van live in two different cities. as part of a project, they…
Raquel's data are most likely closer to $3.42 than Van's data are to $3.78.
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1. monthly private school tuition based on the average number of weeks …
2.2 --- For Question 11, the problem is incomplete (no tree diagram or specific question asked). Please provide the full details of Question 11 to assist you further.
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(03.01h lc) a scatter plot with line of best fit is shown. which of the…
r = -0.61
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the mean shoe size of the students in a math class is 7.5. most of the …
1.5
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use the following information to answer the next three questions.script…
13. B. Finding pleasure in inflicting pain or suffering on others 14. C. He speaks in a calm but manipulative way to provoke Batman and control the pace of the conversation 15. D.…
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the exponential model below represents the population of a animal $x$ y…
Every year, the animal increases in population by 8%
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the students in marlys math class recorded the dimensions of their bedr…
The histogram is right-skewed, so the mean is greater than the median.
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gebra i b-cr the graph shows a distribution of data. what is the varian…
0.25
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algebra i b-cr the histogram shows the weekly rates charged by differen…
nearly symmetrical
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last week, the attendance at the golden county museum of history was 32…
592 The museum expects 592 people to attend next week.
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the exponential model below represents the balance of an investment, in…
Every year, the investment's balance increases by 3%
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last week, the attendance at the golden county museum of history was 32…
592 The museum expects 592 people to attend next week.
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bags of chips sold by asb per week:13) use the dot plot to make two box…
14) 10 15) 8 16) 30 17) 16 18) The range 20) 30 21) 25 22) 60 23) 45 24) The range *(Note: For questions 13 and 19, box plots would be constructed as follows: - For chip data: - W…
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last week, the attendance at the golden county museum of history was 32…
$100\% + 85\% = \boldsymbol{185}\%$ 185% of 320 people is about $\boldsymbol{592}$ people.
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last week, the attendance at the golden county museum of history was 32…
The whole is $\boldsymbol{320}$ people. 200% of the whole is $\boldsymbol{640}$ people. The expected attendance next week is $\boldsymbol{592}$ people.
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select two numbers that round to 3.60 when rounded to the nearest tenth…
c. 3.58, d. 3.64
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algebra i b-cr pre-test complete 1 2 3 4 5 6 7 8 9 the interquartile ra…
Twelve is not an outlier because it is less than the sum of 7 and 6.
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algebra i b-cr pre-test complete 1 2 3 4 5 6 7 8 the box plot represent…
6 (Option C)
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a store sells boxes of crayons. the total number of crayons in differen…
- Correct statements: - There are 48 crayons in 6 boxes of crayons. - There are 24 crayons in 3 boxes of crayons. - There are 56 crayons in 7 boxes of crayons.
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in 2-4, use the information given. brianna has a bag of marbles that ar…
2. - It is impossible that Brianna will draw a blue marble. - It is certain that Brianna will draw either a red, white, black, or green marble. - It is unlikely that Brianna will …
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bags of chips sold by asb per week:13) use the dot plot to make two box…
14) 10 15) 8 16) 30 17) 16 18) The range 20) 30 21) 25 22) 60 23) 45 24) The range *(Note: For questions 13 and 19, box plots would be constructed as follows: - For chip data: - W…
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the ceo of a start-up technology company was interested in the rapid gr…
The predicted number of total employees in the company are multiplied by an additional factor of 1.4 for each increase in one month
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4.nf.4 $4 \\times \\frac{2}{3} = \\underline{\\quad\\quad}$ $3 \\times …
$4 \times \frac{2}{3} = \frac{8}{3}$ or $2\frac{2}{3}$ $3 \times \frac{3}{5} = \frac{9}{5}$ or $1\frac{4}{5}$ $7 \times \frac{1}{3} = \frac{7}{3}$ or $2\frac{1}{3}$ $2 \times \fra…
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the exponential model below represents the balance of an investment, in…
The investment's balance today is $\$12795$
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algebra i b-cr which statement is true about the box plots? number of i…
The ranges for the box plots are the same, but their interquartile ranges are different.
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on core algebra i b-cr english the box plots compare the number of stud…
- Both box plots show the same interquartile range. - Mr. Ishimoto had the class with the greatest number of students.
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the data set represents the number of miles mary jogged each day for th…
0
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on core algebra i b-cr pre-test complete 1 2 3 4 the box plot represent…
B. 5
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13. why did brother nickname the baby doodle?a. because he wasnt physic…
13. c. Because he crawled backwards 14. d. Rising action 15. c. Doodle's disability embarrasses the narrator 16. b. Doodle 17. b. Sensitivity 18. b. Pride can cause people to be c…
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on 7icle states:eople often called her fundi. the nickname came from a …
A. To demonstrate how Baker was seen by people who knew her
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az-common core algebra i b-cr mon core algebra i b-cr english the box p…
Mr. Roland's class was more successful because his class's lower quartile was the same as Mrs. Cai's class's upper quartile.
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7. read the following sentence from the story, and then answer the ques…
7. d. Unsophisticated 8. c. General Zaroff 9. b. They are the most dangerous game 10. d. Rainsford kills Zaroff 11. a. Summer and autumn 12. a. He thought the name was too formal …
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common core algebra i b-cr 2 the data set below has a lower quartile of…
The greatest value, 78, is the only outlier.
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common core algebra i b-cr pre-test complete 1 the data set represents …
3 (Option B)
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\cannibals?\ suggested rainsford. whitney: even cannibals wouldnt live …
1. a. Ship-Trap Island 2. c. A horrible place 3. c. "...Even cannibals wouldn't live in such a God-forsaken place." 4. a. Easily felt 5. b. It is a sport for the strong 6. c. Lazi…
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on core algebra i b-cr eng quiz complete time rem: 50: the dot plot sho…
The graph is skewed left.
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the graph shows the number of minutes, to the nearest five minutes, tha…
The mean will decrease, and the median will stay the same.
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given the function defined in the table below, find the average rate of…
7
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ms. monroe mixes 200 cubes of 4 different colors for a project. she the…
The mean number of red cubes is more than the median number of red cubes.
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the graph shows the ages of different concertgoers who have backstage p…
The two holders of back-stage passes whose ages are above 40 make the mean age higher than the median age.
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fifteen pairs of measurements were taken at random to estimate the rela…
B. A line is not an appropriate model to describe the relation between X and Y
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a scatter plot with line of best fit is shown. which of the following b…
Weak positive association
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the relative frequency table given describes the orders that students m…
The fourth segmented bar graph (bottom-most one labeled "BBQ Orders") summarises the data.
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13. lily and her children went into a grocery store and she bought $7 w…
Lily bought 2 apples and 10 bananas.
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on core algebra i b-cr englis ms. redmon gave her theater students an a…
The median will decrease. The mean will decrease.
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there are 8 sophomores on the academic team. at the last competition, t…
A. 79%
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you pick a card at random. what is p(3 or odd)? write your answer as a …
$\frac{1}{2}$
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the table shows the heights, in inches, of players on a girls basketbal…
69
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you spin the spinner once. what is p(odd or greater than 7)? write your…
$\frac{3}{4}$
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6) complete the table: 7) simplify
| | starting elevation (feet) | change (feet) | final elevation (feet) | |---|---------------------------|---------------|------------------------| | A | +400 | 300 up | +700 | | …
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a scientist is interested in the relationship between the number of egg…
For each increase of one degree Fahrenheit per day, there is an estimated increase of 3.58 hatched eggs.
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the percentage of adolescents ages 13 to 18 owning a cell phone in 2012…
38.875
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az-common core algebra i b-cr justifying a better measure of cent expla…
The median is a better measure of center than the mean when the data set contains extreme outliers or is strongly skewed (either left or right). This is because the median is not …
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write an equation for each problem. then solve. round to the nearest te…
20. $25\%$ 21. $46.9\%$ 22. $4.4$ 23. $112$
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common core algebra i b-cr english the data set 80, 84, 79, 44, 87, 73,…
1. skewed left 2. 81.071 3. 83 4. median
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the headright system, land lotteries, and the yazoo land fraud were all…
- **Headright System**: 1. allocation method that was "first come, first served" 2. only distributed land to white settlers - **Land Lotteries**: 1. head of household could receiv…
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common core algebra i b-cr engli the data set 80, 84, 79, 44, 87, 73, 8…
What type of distribution is this? Symmetric (approximately normal) distribution What is the mean? $\approx 81.07$ What is the median? $83$ Which measure of center is the best cho…
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question 15 (multiple choice, 10 points)(21-108-042)the table shows the…
Player A is the most consistent, with an IQR of 1.5
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create a dot plot of the data shown below.20, 21, 21, 25, 20, 23, 27, 2…
The mean would be best, because the data set has a symmetric distribution with no extreme outliers, so the mean accurately represents the typical value of the data. ### Dot Plot S…
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a data set lists the grade point averages of 11th grade students. which…
Histogram, because the data is numerical
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a study shows that 80% of the population of a city have brown eyes and …
0.88; Individuals with brown hair
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a random sample of packages that were delivered by a company showed tha…
The correct table is: | | In-State | Out-Of-State | Total | |------------|----------|--------------|-------| | Delayed | 12% | 28% | 40% | | On Time | 45% | 15% | 60% | | Total | …
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creating a dot plot the data set shown below represents the number of t…
- The range of the number line should be 0 to 7 to represent the frequency. - One family said they ate out 5 times the previous week. - The median best represents the data set.
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13. orlo uses a spool of wire to make 15 necklaces. at this rate, how m…
$\frac{10}{3}$ (or approximately 3.33) spools of wire