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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economic decision-making and microeconomics what does elasticity measur…
how the amount of a good changes when its price goes up or down
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personal finance and economics economic decision-making and microeconom…
given up
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5 a. complete the graph by plotting (input, output) pairs for input val…
a. Plot the points $(3, 2)$, $(4, 2)$, and $(5, 3)$ on the given coordinate grid (along with the existing $(2, 2)$ point). b. Yes, $y$ is a function of $x$. Using the vertical lin…
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a juice shop tracked how many smoothies it sold in the past 6 days. smo…
76.5
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repaso puedes usar operaciones básicas y patrones de valor posicional p…
# Explicación: ## Paso 1: Resolver la división inicial Usar la tabla de multiplicar: $32 \div 8 = 4$ ## Paso 2: Completar la fila de decenas 4 decenas = 40, así que $32 \text{ dec…
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mary graphed the amount of snow that fell in the last 6 days. daily sno…
0
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a farmer recalled how many watermelons were harvested in the past 6 day…
45
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ruth, a candy store employee, placed peppermint candies into jars of va…
41
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seventh grade > ★ hh.2 interpret charts and graphs to find mean, median…
2
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wanda went on a bird watching trip and jotted down the number of birds …
50
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2. ice cream production is on the x-axis as the independent variable wh…
1. No, plotting drowning deaths as the dependent variable (y-axis) and ice cream production as the independent variable (x-axis) does not mean drowning deaths depend on ice cream …
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as you answer the questions below, consider how the two variables are r…
The correlation coefficient (≈0.901) indicates a strong positive linear relationship between monthly ice cream production and monthly drowning deaths: as ice cream production rise…
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how did crassuss business model as described in the video reflect a pro…
1. He exploited people in emergencies for profit, showing a lack of public concern 2. Personal loyalty to a general could be used to seize power, whereas loyalty to Rome meant fol…
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complete problems 3-5. 3 a. use the rule to complete the table. input: …
a. | Tickets (x) | 1 | 2 | 3 | 10 | |---|---|---|---|---| | Cost (y) | $9 | $18 | $27 | $90 | b. This rule is a function because every input (number of tickets, $x$) corresponds t…
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find the mean, median, mode, and range for the data set to reveal the f…
QNNM
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text structure tuesday yay! you came back to school today! give yoursel…
Part A: c. compare and contrast Part B: b. One major difference between them is their size.
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a legislative committee consists of 7 democrats and 4 republicans. a de…
84
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find the mean, median, mode, and range for the data set to reveal the f…
KILH
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reasons for visiting a community center: the following frequency distri…
Exercise Classes: $0.11$ Educational Workshops: $0.16$ Volunteer Work: $0.09$ Social Events: $0.50$ Personal Interest Clubs: $0.14$ Total: $1.00$
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problem 10: spiral review mentally evaluate the quantity. 6 is what per…
60%
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each student in mr. joness class has two standard number cubes. each st…
$\frac{5}{26}$
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multiple choice question whats the term for a selection from a larger p…
sample
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rolls it takes until he or she rolls doubles. the results are shown on …
$\frac{7}{24}$
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a legislative committee consists of 7 democrats and 4 republicans. a de…
165
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spiral review (5.nbt.2, 5.nbt.3a, 5.nbt.3b, 5.nbt.7) 3. the expression …
20.397
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determine whether the data described are nominal or ordinal. bed sizes …
Ordinal
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experimental probability - quiz - level g lorena has a jar of coins. sh…
$\frac{4}{11}$ (corresponding to the option: $\boldsymbol{\frac{4}{11}}$)
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determine whether the data described are nominal or ordinal. in my coff…
Nominal
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determine whether the data described are qualitative or quantitative. m…
Qualitative
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6. gym a and gym b charge different prices for a monthly gym membership…
Gym A: $\boldsymbol{25}$ dollars per month Gym B: $\boldsymbol{25}$ dollars per month Company A: $\boldsymbol{1.85}$ dollars per poster Company B: $\boldsymbol{2}$ dollars per pos…
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lorena has a jar of coins. she chooses a coin at random, notes what typ…
$\frac{3}{10}$ or 0.3
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consider the two patterns described below. pattern rule starting number…
B. Pattern Term1 Term2 Term3 Term4 Term5 J 1 5 25 125 625 K 0 8 16 24 32
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from a group of 18 smokers and 22 nonsmokers, a researcher wants to ran…
B. 5,427,392,256
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warrens water drinking number of days 1 2 3 4 5 amount of water (fluid …
Graph W
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determine whether the data described are qualitative or quantitative. t…
Quantitative
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identify the kind of sample that is described. in a large retail compan…
stratified
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identify the kind of sample that is described. a pollster obtains a lis…
simple random
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according to chapter 5 of \prayer, care, share\, the fifth of the harve…
Harvest
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warrens water drinking number of days 1 2 3 4 5 amount of water (fluid …
# Explanation: ## Step1: Match table data points The data points from the table are: (1, 40), (2, 80), (3, 120), (4, 160), (5, 200) ## Step2: Compare with Graph W Graph W has poin…
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the length of the fish a fisherman catches, ( l ), must be at least 10 …
$l \geq 10$
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which of the following coordinate pairs shows the two patterns? a. (0,0…
A. (0,0) ; (5,8) ; (10,16) ; (15,24)
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identify the kind of sample that is described. in a large retail compan…
voluntary response
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identify the kind of sample that is described. in a large retail compan…
# Brief Explanations: A voluntary response sample is one[LLM SSE On Failure]
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mr. mcclure, the marine biology teacher, asked his students how many ti…
3 students
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a game show program recorded the scores of its contestants. scores on a…
7
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identify the kind of sample that is described. a restaurant manager ask…
systematic
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identify the kind of sample that is described. a representative of the …
convenience
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determine whether the number described is a statistic or a parameter. i…
Statistic
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a company sells regular hamburgers as well as a larger burger. either t…
a. 12 b. 6 c. 42
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exponential functions: end-of-unit reviewnamedateperiod1. the number of…
(Problem 1): d. $600 \cdot (1.04)^3$ ---
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1. the number of newborn babies in a city increases by 4% every year. i…
d. $600(1.04)^3$ ---
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instructions respond to the items below. 1. since fishing is critical t…
1. C. absolutely necessary 2. B. the ruling class 3. D. communication of beliefs and opinions 4. A. position on a scale of intensity 5. A. atmosphere
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naomi had a total of 168 apps on her phone. she recognized that 25% of …
42
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the best player on a basketball team makes 90% of all free throws. the …
- The best player will make 72 free throws. - The second best player will make 68 free throws. - The third best player will make 60 free throws.
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each of three friends flips a coin 71 times. the results for each frien…
The relative frequency for the event "heads" when combining results is $\boldsymbol{0.58}$. When each friend flips 710 times, we would expect the relative frequency for "heads" to…
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explore percent problems previously, you learned about representing per…
Aniyah has the better winning record so far.
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7 3 ps-13 each of three friends flips a coin 71 times. the results for …
The relative frequency for the event "heads" for Friend 3 is 0.69 The relative frequency for the combined event "heads" is 0.58 You would expect the relative frequency for "heads"…
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3. personal beliefs are subjective, meaning what is true for one person…
True
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each state is an equal and independent political entity. so, each state…
- "The states have a right to an equality of representation. This is secured to us by our present articles of confederation; we are in possession of this privilege." - Luther Mart…
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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…
B
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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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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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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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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…
First blank: $185$, Second blank: $1.85$ --- To find total expected attendance (full problem context):
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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 bo…
14) 10 15) 10 16) 30 17) 16 18) The range is affected more by outliers. 19-24: Cannot be solved, as no data points (dots) are provided for the quiz scores dot plot. Please add the…
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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…
Every year, the investment's balance increases by 4%
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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.