統計と確率
データ分析、確率分布、仮説検定、統計手法。
-
part iv: true or false write t for true or f for false. 21. ___ a tie c…
F ### Question 22
-
what is a montage sequence? ○ a string of shots, often with superimposi…
a string of shots, often with superimpositions and optical effects, which shows a condensed series of events
-
for the experiment, determine the independent and dependent variable wi…
Independent (x - axis) is Hours Studied, Dependent (y - axis) is Exam Score (the option: Independent (x - axis) is Hours Studied, Dependent (y - axis) is Exam Score)
-
the ten years 1917-1927 saw a radical transformation of the russian emp…
As a poor Russian farmer, the Bolsheviks' political ideas would be strongly appealing: - They promised land redistribution, granting access to land (a vital resource I lacked unde…
-
3. analyse le tableau | x | 1 | 3 | 5 | 7 | | y | 8 | 16 | 24 | 32 | a)…
Non, cette relation n'est pas proportionnelle. ## b)
-
solve for c in the proportion. \\frac{72}{84} = \\frac{42}{c} c = \\squ…
\(49\)
-
question 24 of 25 zane is mixing fruit punch in a 36 - cup punch bowl f…
A valid solution is (20, 10) where \( x = 20 \) cups of fruit juice and \( y = 10 \) cups of ginger ale (the graph should show the region with \( x \geq 16 \), \( x + y \leq 36 \)…
-
the data set below has a lower quartile of 13 and an upper quartile of …
The greatest value, 78, is the only outlier.
-
8. a fruit punch has a ratio of 2 cups of powder mix for every 5 gallon…
a. A straight line passing through (0,0) and (5,2) on a graph with x-axis = Gallons of Water, y-axis = Cups of Powder Mix. b. 3.6 cups (or $\frac{18}{5}$ cups)
-
8. a college has 19 engineering students for every 81 students enrolled…
A. 176
-
how much do you grow in 5 months? 8. a fruit punch has a ratio of 2 cup…
a. A straight line through the origin with slope $\frac{2}{5}$, plotting points such as (0,0), (5,2), (10,4), with x-axis = Gallons of Water and y-axis = Cups of Powder Mix. b. 3.…
-
two students compared the scores on their math tests. their results on …
- The lower quartile and upper quartile of Nadia’s data are both higher than the lower quartile and upper quartile of Ben’s data. - The median of Nadia’s data is equal to the medi…
-
7. you grow 3 centimeters in 2 months. a. represent the ratio relations…
a. (To create the graph: - Label the x-axis "Time (months)" and y-axis "Growth (centimeters)" - Plot the points (0, 0) and (2, 3) - Draw a straight line through these points, exte…
-
question 7 of 10 misha wants to spend some time playing guitar and usin…
To solve this, we define variables: let \( g \) be guitar time (minutes) and \( c \) be computer time (minutes). ### Step 1: Total Time Constraint Dinner is ready in 45 minutes or…
-
which point represents a viable solution? graph with x-axis: apples (po…
B. (2, 12)
-
question 6 of 10 a basket holds at most 15 pounds of apples and oranges…
A point like \(\boldsymbol{(4, 10)}\) (or any point in the purple-shaded region where \(x \leq 6\), \(y \geq 0\), and \(x + y \leq 15\)).
-
10a) the table shows the elevation above the ground of a hang glider as…
### 10A) #### Rate of Change # Explanation: ## Step1: Recall rate of change formula The rate of change (slope \( m \)) for a linear relationship is given by \( m=\frac{y_2 - y_1}{…
-
round to the nearest tenth. 22.184 round to the nearest whole numb 692.…
22.2 ### Second Sub - Question: Round 692.945 to the nearest whole number
-
draw a model to represent the following problem: 4/5×1/3
To model \(\boldsymbol{\frac{4}{5}\times\frac{1}{3}}\): 1. Draw a rectangle. Divide it into 5 equal columns; shade 4 columns (to show \(\frac{4}{5}\)). 2. Divide the same rectangl…
-
a corn farmer produces 40,000 bushels of corn in her first year of farm…
172,405 bushels (Option D: 172,405 bushels)
-
round to the nearest tenth. 22.184 round to the nearest whole nu 692.94…
- 22.184 rounded to the nearest tenth: 22.2 - 692.945 rounded to the nearest whole number: 693 - 4.908 rounded to the nearest hundredth: 4.91
-
a computer programmer makes $60,000 in her first year of working at a c…
$\sum_{n = 1}^{5}60,000(1.1)^{n - 1}$ (the second option)
-
you spin each spinner and find the sum. how many different sums are pos…
6
-
the drama club members buy 864 bags of popcorn to serve during the inte…
C. 36
-
*write a rule for the function below: | input (e) | output (n) | | --- …
To find the output \( n \), divide the input \( e \) by 6 (or \( n=\frac{e}{6} \))
-
a country commits to decreasing spending for infrastructure in various …
The graph should be an exponential decay curve with a y - intercept at $(0,12)$ (representing the initial spending of $12$ billion) and decreasing over time according to the funct…
-
when planning road development, the road commission estimates the futur…
the initial population at the time of the estimation
-
7) fill in the blanks using the available answer choices. a bicycle ren…
Blank 1: 6 Blank 2: 6.00 Blank 3: 5 Blank 4: 5.00 Blank 5: 6 Blank 6: 5 (For each blank: Blank 1: 6 (from the rate of change calculation). Blank 2: 6.00 (matches the rate of chang…
-
g. calculate p(number less than 2). 3. determine whether each event is …
a. Just as likely to occur as not; $\frac{1}{2}$ b. Certain to occur; 100% c. Impossible to occur; $\frac{0}{1}$ d. Just as likely to occur as not; 0.5
-
in order to set a staff schedule, a fast - food restaurant manager look…
The graph shown (with the orange line: steep increase, horizontal segment, slow decline) models the trend.
-
at the beach, dave built a sandcastle that was $2\\ 2/5$ feet high. if …
The total height of his creation is \( 4\frac{9}{10} \) feet (or \( 4.9 \) feet).
-
to create the same shade of orange, how many drops of red needed when 1…
12 ### Problem 12:
-
a fountain sprays water into a pool as part of the filtration system. t…
3 (corresponding to the option "3")
-
a game requires players to throw a ball into a target. the table below …
29 feet
-
2. consider the square spinner shown and assume all sections are the sa…
a. 4 b. The possible outcomes are 3, 17, \(b\), and 11. c. \(S = \{3, 17, b, 11\}\) d. \(\frac{1}{4}\) e. \(\frac{3}{4}\) f. \(\frac{1}{2}\)
-
kaleb jogged 4 ½ kilometers on monday and 3 2/9 kilometers on tuesday. …
$1\frac{5}{18}$ kilometers
-
cool down: beginning to see daylight in a certain city in france, they …
D (the graph with a positive y - intercept and a positive slope, showing minutes of sunlight increasing as days past the equinox increase)
-
assessment practice 20. mckenna spends \\(\\frac{7}{4}\\) hours mopping…
D. \(\frac{41}{8}\) hours
-
practice 1. ricardo is getting dressed in the dark. he reaches into his…
a. 6 b. The possible outcomes are selecting a red pair, a brown pair, a green pair, a white pair, a black pair, or a blue pair of socks. c. Sample space: {red, brown, green, white…
-
alexa recorded the grade-level and instrument of everyone in the middle…
$\frac{33}{35}$
-
matt and brian were solving a system of equations. they both noticed th…
C. Matt is correct. Though two lines with equal slopes are often parallel, if they have the same y - intercept, they are the same line and have infinitely many solutions.
-
write complete each statement using a term from the word box. outcome p…
1. event 2. sample space 3. experiment 4. probability 5. outcome 6. simple event 7. equally likely 8. complementary events
-
in a popular online role playing game, players can create detailed desi…
0.03
-
claire owns a small business selling ice - cream. she knows that in the…
\( \frac{3}{70} \)
-
cw#8: add/subtract d next gen math no work - no credit first & last na …
1. C. 0.5 + 1.25 3. C. $(-1\frac{1}{2}) + 1.75$ 5. $15.8$
-
entering a list sometimes an equation or problem will have multiple sol…
2,4,6,8
-
3a) a roller skating rink charges a skate rental fee and an hourly rate…
### 3A) Rate of Change and Initial Value #### Step 1: Find the rate of change (slope) The rate of change (slope \( m \)) of a linear relationship between two points \((x_1, y_1)\)…
-
2a) the table shows the distance penelope is from the park as she walks…
The rate of change is $\boldsymbol{-110}$, so Penelope is $\boldsymbol{110}$ meters closer to the park every minute. The initial value is $\boldsymbol{2480}$, so Penelope was init…
-
2a) the table shows the distance penelope is from the park as she walks…
s: 2A) The rate of change is \(-110\), so Penelope is \(110\) meters closer to the park every minute. The initial value is \(2480\), so Penelope was initially \(2480\) meters from…
-
a community garden is surrounded by a fence. the total length of the fe…
250
-
higher order thinking kayla walked \\(\\frac{5}{4}\\) miles from home t…
$4\frac{1}{4}$ miles (or $\frac{17}{4}$ miles)
-
day 1 graph each inequality on the provided number line. 1 k > 11 8 9 1…
1. For $k > 11$: Open circle at 11, arrow right. 2. For $12 \geq f$: Closed circle at 12, arrow left. 3. For $d < 6$: Open circle at 6, arrow left. 4. For $0 \leq b$: Closed circl…
-
5. a vine planted today has a height of 5 feet and grows 1 foot each mo…
Yes, the height of the vine is a function of the number of months, and it is a linear function. - **Function Reasoning**: For any number of months \( m \), there is exactly one he…
-
which film movement is known for its use of montage editing to create m…
Soviet Montage
-
6. draw a graph of lins distance as a function of time for this situati…
The graph should have four segments: a linear increase (walking to school), a horizontal line (waiting at school), a linear decrease with a steeper slope (sprinting halfway home),…
-
coins welcome to math challenge #8! this challenge is all about coins a…
12 cents ### Problem 2
-
mr. adkins us history hoover’s response to the depression use pgs 430 -…
1. - Example 1: Urging businesses to avoid wage cuts - Example 2: Asking labor leaders to avoid strikes - Example 3: Establishing a committee to study economic conditions (Preside…
-
7. describe what is happening in the graph. height time
The graph shows a change in height over time: height first increases rapidly, then remains constant, then increases again, then remains constant, and finally decreases rapidly to …
-
how many bones does colby pack after lunch? colby packs ______ bones af…
The camp began with 18 tents.
-
a bag contains 6 red tiles and 15 yellow tiles. lila removes 2 red tile…
Lila should remove 5 yellow tiles.
-
4 colby packs 31 boxes in one day. he packs 12 boxes in the morning and…
19 ### Problem 6
-
ken used $1\\frac{3}{8}$ cups of walnuts and $1\\frac{3}{4}$ cups of ra…
\(3\frac{1}{8}\) cups
-
jen has some buttons. she gets 23 more buttons from her mom. now jen ha…
Jen began with 42 buttons. Ayanna reads 28 pages at home.
-
6. draw a graph of lin’s distance as a function of time for this situat…
The graph has four segments: 1. A line with positive slope from \((0,0)\) to \((t_1,0.5)\) (walking to school). 2. A horizontal line from \((t_1,0.5)\) to \((t_1 + 5,0.5)\) (waiti…
-
4. what is a red herring? * ○ a. restating your claim as your reason ○ …
4. c. something meant to distract from the topic 5. a. restating your claim as your reason 6. b. arguing against a point that has not been made
-
2 which ratio is equivalent to 3 : 18? a 6 : 21 b 5 : 20 c 7 : 42 d 12 …
C. \(7:42\)
-
1. sophie can type 128 words in 3 minutes. how many minutes will it tak…
13.5 minutes (or \(\frac{27}{2}\) minutes)
-
51 blocks. how many blocks doe tony buy? tony buys ____ blocks. 3 jen h…
14 ### Sub - Question 2 (Jen's buttons)
-
3. the graph shows the amount of water in a bathtub starting at 10:00. …
B. At 10:06 p.m., the tub was neither filling nor draining, C. The maximum amount of water in the tub was about 35 gallons, E. It took 4 minutes for the tub to drain
-
4. the table models the total cost for the flat delivery fee and purcha…
### Rate of Change (Slope) #### Step 1: Recall the slope formula The slope \( m \) between two points \( (x_1, y_1) \) and \( (x_2, y_2) \) is given by \( m=\frac{y_2 - y_1}{x_2 -…
-
2. this table shows a linear relationship between the age of a plant in…
B. The height of the plant increases at a constant rate of 1 cm every week. D. Age is a function of height. E. Height is a function of age.
-
3. last saturday, there were 1,486 people at the cineplex. there were a…
The number of people in each theater falls between 240 and 250.
-
2. arnold can do 65 push - ups in 5 minutes. how many push - ups can he…
13
-
1. \\( x + \\frac{1}{4} = 2 \\frac{1}{2} \\)\ 8. \\( 4.2 > x + \\frac{3…
\( x < \frac{7}{8} \)
-
fill in the missing numbers to complete the linear equation that gives …
\(y = 149x-275\)
-
sketch qualitative graphs 5. a city bus speeds up at a constant rate, t…
### Problem 5: City Bus Motion Graph # Explanation: ## Step1: Define Axes Let the x - axis represent time (\(t\)) and the y - axis represent speed (\(v\)). ## Step2: First Cycle -…
-
authors style every writer has a unique style that reflects how he or s…
1. Analogy; Not direct address. It compares loving rock music to a dog loving kibble, an extended comparison of a familiar and relatable scenario to describe the speaker's feeling…
-
4. nancy walked 50 minutes each day for 4 days last week. gillian walke…
Gillian walked 10 minutes more than Nancy (Gillian's total is 210 minutes, Nancy's total is 200 minutes, and \(210-200 = 10\)).
-
reading qualitative graphs: describe what is happening in each graph. 1…
1. Altitude starts increasing slowly. 2. Altitude increases more steeply. 3. Altitude remains constant (rest/flat terrain). 4. Altitude increases steeply (climbing peak). 5. Altit…
-
complete the operations using the correct number of significant figures…
### Part A: \( 7.92 \times 5.3 \) #### Step 1: Determine significant figures rules for multiplication When multiplying, the result should have the same number of significant figur…
-
dramatic elements quick check what is the meaning of spectacle as it re…
the aspects of production that appeal to the senses
-
dramatic elements quick check what is dramatic irony? (1 point) a speec…
B. A contrast between a character’s expectations and the audience’s or reader’s knowledge.
-
which sentence uses this meaning of bitter? bitter adjective having a s…
Mrs. Harrison adds sugar and cream to her coffee so it won't be bitter.
-
which sentence uses this meaning of cabinet? cabinet noun a group of pe…
Emily took pride in being the youngest member of the mayor's cabinet.
-
10. start at 8.4. move backward 3.678. estimate: _______ exact answer: …
Estimate: \( 4 \) Exact answer: \( 4.722 \)
-
4) which sentence uses this meaning of crude? 4) crude adjective not ye…
Gasoline and many other products are made from crude oil.
-
which sentence uses this meaning of brisk? brisk adjective fast - paced…
On the way to catch the bus, it was hard to keep up with Hakim's brisk pace.
-
which sentence uses this meaning of admission? admission noun the act o…
This pass covers the price of admission to six different museums.
-
which sentence uses this meaning of fashion? fashion noun the art of de…
Fashion in Japan is very different from fashion in Brazil.
-
which sentence uses this meaning of plot? plot verb to make a plan the …
In the movie, a group of criminals plot to steal a valuable painting.
-
which sentence uses this meaning of bore? bore noun someone or somethin…
I didn't like the book because the main character was a bore.
-
which sentence uses this meaning of hike? hike verb to go on a long wal…
We like to hike in Yosemite National Park when the leaves are changing colors.
-
which sentence uses this meaning of dial? dial noun a knob on an electr…
Which dial do I turn to sharpen the image on the screen?
-
which sentence uses this meaning of peer? peer noun someone of the same…
Aubrey is my peer, but she looks much younger than I do.
-
4. a track is 9.6 km long. on monday you run 2.35 km and on tuesday you…
\(3.375\)
-
which sentence uses this meaning of bluff? bluff noun a steep cliff the…
They strolled along the bluff, staring out at the ocean.
-
2. a teacher had seven students in her class. if each student completed…
28
-
which sentence uses this meaning of entrance? entrance verb to fill som…
Her silky, smooth voice and his masterful guitar playing will surely entrance you.
-
question 4 (multiple choice worth 2 points) (05.05r mc) a table of data…
D. $f(x)=3(0.2)^x$
-
which sentence uses this meaning of advance? advance noun a loan or pay…
Arianna used the advance she received to repair her car.