統計と確率
データ分析、確率分布、仮説検定、統計手法。
-
13 students are going on a field trip and 33 students are staying at sc…
33/13
-
convert fraction to percent \\frac{9}{16} = 56.25% \\frac{17}{20} = \\f…
\(\frac{31}{20}\) ### For converting \(72.5\%\) to fraction:
-
number of questions: 12 4. which area model matches the problem? $\frac…
The third area model (the one with two full rows of all green rectangles) matches the problem.
-
a computer applications teacher asks the class to write a program to cr…
2,080,000 (corresponding to the option with this value, assuming the option is labeled appropriately, e.g., if one of the options is "2,080,000", that is the correct one)
-
what is the meaning of the word linger as used below? use the synonym t…
D. stick around
-
what is the meaning of the word baffled as used below? use the synonym …
C. perplexed or puzzled (assuming the options are labeled A - D with A: upset or angered, B: entertained and amused, C: perplexed or puzzled, D: made unhappy or saddened)
-
read the passage. then, select the synonym of the word in bold. it cert…
confused (assuming the task is to identify the synonym from the passage context, and "confused" is the relevant word with a similar meaning to "baffled" here)
-
i wish we could stay longer our trip will end in two days.
To correct the sentence for proper grammar and meaning (assuming it's a sentence - correction task): ### Step - by - Step Explanation of the Correction 1. Analyze the original sen…
-
12. the mass of a textbook is approximately 0.00165 metric ton. how is …
G. $1.65 \times 10^{-3}$
-
fill in the missing numbers to complete the pattern: , 4.46, , 4.56, 4.…
4.41, 4.51
-
5-2 at this rate... draw a line to connect each rate to the equivalent …
1. $\frac{\$22.80}{8\ \text{lb}}$ connects to $\frac{\$2.85}{1\ \text{lb}}$ (K) 2. $\frac{288\ \text{ft}}{16\ \text{s}}$ connects to $\frac{18\ \text{ft}}{1\ \text{s}}$ (O) 3. $\f…
-
what is the meaning of the word chief as used below? use the synonym to…
most important
-
practising 3. a cherry orchard has 30 trees with these heights, given i…
a) Frequency Table: | Height Interval (inches) | Frequency | |---------------------------|-----------| | 63 - 66 | 4 | | 67 - 70 | 4 | | 71 - 74 | 4 | | 75 - 78 | 7 | | 79 - 82 | …
-
based on the meaning of the latin root duc, what is the meaning of the …
A. to lead to knowledge
-
what is the meaning of the word treacherous as used below? use the syno…
B. hazardous (Note: Assuming the options are labeled, but as per the problem, the correct option is "hazardous" as it is a synonym for dangerous, fitting the context of the Poison…
-
meaning of the word dialogue? a the study of stars b words spoken betwe…
B. words spoken between two people
-
9. there are a total of 463,100 books in a library. what is the value o…
5
-
name 2 decimals whose sum is between 0.5 and 0.6
Two decimals whose sum is between \(0.5\) and \(0.6\) are \(0.25\) and \(0.26\) (sum \(0.51\)) or \(0.2\) and \(0.31\) (sum \(0.51\)) or \(0.1\) and \(0.41\) (sum \(0.51\)) etc. A…
-
read the passage. then, select the synonym of the word in bold. don moi…
(Assuming options include a word like "speak" or "utter", the correct option would be the one with that meaning. Since options are missing, the process shows how to identify the s…
-
what is the meaning of the word penitentiary as used below? use the syn…
B. detention center
-
what is the meaning of the word laden as used below? use the synonym to…
B. weighted down
-
interpret tally charts 1 attend to precision complete the tally chart. …
- Bus: $1$ - Car: $9$ - Truck: $6$ ### Question 2: How many cars are there?
-
drag each situation to the correct location on the table. each situatio…
- $y = 2.23x$: 12 gallons of gas for $\$26.76$ - $y = 3.85x$: 14 bags of ice for $\$53.90$, 15 cups of coffee for $\$57.75$ - $y = 3.96x$: 18 bags of popcorn for $\$71.28$, 13 box…
-
2. \\(\\frac{3}{4}\\) and \\(\\frac{2}{5}\\) 3. \\(\\frac{4}{7}\\) and …
$\frac{3}{4}>\frac{2}{5}$ (or if converting to like fractions: $\frac{15}{20}$ and $\frac{8}{20}$) ### Sub - question 3: Compare $\boldsymbol{\frac{4}{7}}$ and $\boldsymbol{\frac{…
-
question 3: the local theater is showing a matinee and offering a speci…
30 adult tickets and 30 children tickets are sold.
-
what is the meaning of the word wary as used below? use the synonym to …
guarded
-
ding and subtracting rational expressions match the addition and subtra…
- $\frac{5}{7} - \frac{3}{7}$ matches $\frac{2}{7}$ - $\frac{1}{6} + \frac{3}{6}$ matches $\frac{2}{3}$ - $\frac{1}{2} + \frac{1}{4}$ matches $\frac{3}{4}$ - $\frac{1}{5} + \frac{…
-
ling and subtracting rational expressions match the addition and subtra…
(Matching Results): - $\frac{5}{7}-\frac{3}{7}$ → $\frac{2}{7}$ - $\frac{1}{6}+\frac{3}{6}$ → $\frac{2}{3}$ - $\frac{1}{2}+\frac{1}{4}$ → $\frac{3}{4}$ - $\frac{1}{5}+\frac{1}{2}$…
-
egyptian gods and goddesses religion was very important to ancient egyp…
The Egyptians practiced polytheistic religion (they worshipped many gods and goddesses). ### Question 3 (Why were gods and goddesses important to Egyptians? paragraph 19)
-
fill in the missing number. □% of 76 = 57 submit
75
-
4. mariana fed 1/6 of a box of crackers to the birds outside her house.…
B. Mariana at $\frac{3}{6}$; Nina ate $\frac{2}{6}$, C. Mariana at $\frac{4}{6}$; Nina ate $\frac{1}{6}$
-
3. what addition problem is represented by the fraction strips? options…
$\frac{3}{10} + \frac{3}{10} = \frac{6}{10}$ (corresponding to the option with this equation)
-
2. at a movie theater, \\(\frac{7}{10}\\) of the buckets of popcorn are…
$\frac{3}{10}$ (corresponding to the option with $\frac{3}{10}$)
-
1. what fraction of kaitlins family have green or brown eyes? eye color…
$\frac{5}{8}$ (corresponding to the first option: $\frac{5}{8}$)
-
hs language arts 11a ralph waldo emerson excerpt from nature by ralph w…
The power in nature that one perceives is due both to nature and to one's own intelligence.
-
jariah walks $2\\frac{1}{2}$ miles in $\\frac{3}{4}$ of an hour. if jar…
Jariah will walk $\frac{10}{3}$ or $3\frac{1}{3}$ miles in 1 hour.
-
excerpt from nature by ralph waldo emerson chapter 1 - nature to go int…
He feels they represent pure, uplifting beauty
-
1. what fraction of kaitlins family have green or brown eyes? eye color…
$\frac{5}{8}$ (corresponding to the first option: $\frac{5}{8}$) ### 2. (Since the full question for part 2 is not visible, assuming it's a similar fraction problem, but based on …
-
carlos made $136.50 working for 6 hours. how much did he make per hour?…
$\$22.75$
-
jariah walks $2\\frac{1}{2}$ miles in $\\frac{3}{4}$ of an hour. if jar…
Jariah will walk $3\frac{1}{3}$ miles in 1 hour. The multiplication expression is $2\frac{1}{2} \times \frac{4}{3}$
-
excerpt from nature by ralph waldo emerson chapter i - nature to go int…
It suggests that the relationship between humans and nature is mystical but also unbreakable.
-
excerpt from nature by ralph waldo emerson chapter 1 - nature to go int…
To experience nature at its fullest requires mental effort.
-
13-14, hw 1 question 1, 13.ce.11 part 1 of 2 hw score: 0%, 0 of 10 poin…
a) $0.4375$ b) $0.625$
-
find the percent increase for the given original and new quantities in …
a. Amount of increase: $106 - 100 = 6$ Percent increase: $\frac{6}{100} \times 100 = 6$ = 6% increase b. 60% increase c. 12% increase
-
dragon sushi charges $12 for 8 pieces of the same type of sushi roll. y…
1 piece of sushi from Dragon Sushi costs $\$1.50$. 1 piece of sushi from Yuki's Steakhouse costs $\$1.25$.
-
if the original quantity is 10 and the new quantity is 14, what is the …
40
-
on monday, a museum had 100 visitors. on tuesday, it had 140 visitors. …
B. 50% increase To get the same estimated percent change, 210 visitors would need to visit on Wednesday (using the 50% estimated increase: $140 \times 1.5 = 210$). The actual perc…
-
an italian restaurant counted how often its customers ate pizza last mo…
32 customers
-
colleen asked people how many letters they wrote last year. writing let…
8 people
-
what is the probability of spinning pink and rolling an odd number? wri…
5/12
-
what is the probability of rolling even numbers on both dice? write you…
1/4
-
a scatterplot of some data is shown. which model best represents the da…
D. <The scatterplot model with a line that gradually decreases, matching the original data's trend> --- ### Second Question (System of Equations)
-
question 4: a scatterplot is shown. scatterplot image which statement a…
C. There is a negative, linear association between x and y --- ### Question 5
-
mat 063-212 4. dans une école de 1500 élèves, les élèves ont le choix d…
358
-
18. lori went to the movies. she spent $9.50 for a movie ticket, $5.50 …
Lori spent \$17.25 in all.
-
divide. 49.5 ÷ 1.5
33
-
ies worksh number line. 21 ÷ 3 + 98
105
-
13. ken used $1\\frac{3}{8}$ cups of walnuts and $1\\frac{3}{4}$ cups o…
\(3\frac{1}{8}\) cups ### Question 14
-
4. the equation shows a proportional relationship between the distance …
1. constant of proportionality = $38.5$ 2. C. $61^\circ$ 3. C. $y = \frac{4}{3}x$ 4. A. 35 feet
-
enter the correct answer divide. 18.54 ÷ 1.8
10.3
-
3. ms. green and ms. walhoff surveyed their homeroom students to determ…
76% ### Question 3b
-
ms.math-07.snap2.desoto.v26 (copy) review 35. which table does not repr…
B. | $x$ | 1 | 4 | 5 | 6 | |-----|---|---|---|---| | $y$ | 3 | 12 | 15 | 14 | --- ### For Question 40:
-
8 eric drove to his grandmothers house yesterday to visit her. he left …
16:35 (or 4:35 PM)
-
read-draw-write process to solve the problem. there are 28 flowers in m…
7 ### Part b:
-
x > 2 <---|---|---|---|---|---|---|○|---|---|---> x ≤ 4 <---|---|---|--…
To graph the inequalities: - \( \boldsymbol{x > 2} \): Open circle at \( 2 \), shade to the right. - \( \boldsymbol{x \leq 4} \): Closed circle at \( 4 \), shade to the left. - \(…
-
a) what percent of the total weight represents the amount of dirt? b) w…
12.5% ### Part (b)
-
7 a special type of timber can be bought in 3 lengths. the lengths that…
(a) $\$80.00$ (b) $\$85.00$
-
read the sentence from the passage. \one of the best places to conserve…
D. use less of
-
read this sentence from the passage. since a standard showerhead has a …
D. something established by general consent as a model or example
-
4) a movie theater decreased the size of its popcorn bags by 20%. if th…
The new bags hold 12 cups of popcorn.
-
29 what is the sum of 8.141 and 37.04? a 11.845 b 35.181 c 45.181 d 118…
C. 45.181 ### Question 30
-
23. what does lady macbeth instruct her husband to do in the following …
Lady Macbeth instructs her husband (Macbeth) to appear welcoming and innocent in his outward demeanor (with his eye, hand, tongue; to “look like th’ innocent flower”) but to be de…
-
find the differences. a. $\begin{array}{r}4,717\\ -1,812\\ hlineend{arr…
s: a. \(2905\) b. \(3311\) c. \(6204\) d. \(4164\) e. \(1344\) f. \(6615\) g. \(2481\) h. \(3019\) i. \(2811\) j. \(3147\)
-
1 a population of ants was 10,000 at the start of april. since then, it…
1. a. | Months Since April | Number of Ants | |---------------------|----------------| | 0 | 10,000 | | 1 | 30,000 | | 2 | 90,000 | | 3 | 270,000 | | 4 | 810,000 | 1. b. The popul…
-
49 what is $\frac{6}{7} \times \frac{2}{5}$? a $\frac{5}{12}$ b $\frac{…
B. $\frac{6}{35}$ ### Question 50
-
section 2: rates, ratios & proportions (5 marks) 6. if 2.54 cm = 1 inch…
6. 76.2 cm 7. $C = 50 + 65h$ 8. 110 words/minute 9. Rachel types faster 10. 65
-
which of the following selections best describes england’s reaction imm…
1. B) Conflicted and nervous 2. B) "take no one's word for it"
-
5. which of the following is not a step that will help clarify the mean…
D. identify the length of the speech
-
the table shows the profit from a school book fair based on the number …
\$1.50 per book
-
the graph shows the amount of money miguel earns after working $x$ hour…
13 dollars per hour
-
the graph represents the cost of a subscription to a newspaper. weekly …
$7.50
-
5 the austin independent school district has about 80,900 students. in …
D. hundreds and ten thousands
-
vocabulary 56 assigned by michael wyntheao due: jan 9, 2026 4:15 pm you…
To solve this, we'll create sentences for each remaining vocabulary term by understanding their meanings and using them in context: ### For "compromise" (meaning: an agreement rea…
-
a small nest of wasps has an exponential growth rate of 13% per month. …
As \( t \) increases, \( w \) increases slowly at first and then quickly.
-
nevaeh uses a gift card to buy a cup of coffee each morning. the table …
The rate of change is \(-3\), representing a decrease of £3 in the gift card balance per cup of coffee purchased. ### Part (b): Initial Value
-
at the start of summer vacation, wesley decides to learn a number of ka…
The initial value is \(60\). It represents the number of kanji characters Wesley knew at the start of summer vacation (when \(x = 0\), i.e., at week 0).
-
tayesha wants to find more information about a career in architecture. …
She should use the US Bureau of Labor Statistics website since it will cover a wide range of information about the careers around the United States.
-
rachel buys 3 flowers in a vase. each flower costs 60 cents, and the em…
230
-
tracie rides the bus home from school each day. the graph represents he…
A. Tracie’s bus travels towards her home at an average speed of \( \frac{1}{2} \) mile per minute.
-
source: andrew carnegie, \wealth,\ north american review, june 1889. ..…
1. Andrew Carnegie, 1889 2. "Survival of the fittest" refers to the idea that in a competitive society/economy, the most capable, hardworking, or shrewd individuals will succeed f…
-
source: andrew carnegie, \wealth,\ north american review, june 1889. ..…
1. Andrew Carnegie, 1889 3. A rich person shouldn't leave their fortune to their family, nor should they bequeath it for public purposes after their death. 4. A rich person should…
-
drew carnegie, \wealth,\ north american review, june 1889. hat is the p…
Andrew Carnegie, 1889 1. Leave great fortunes to their children. 2. Wait until death to leave wealth for public uses. Live modestly, administer surplus revenues as trust funds dur…
-
the points (3, 24) and (7, 56) represent points of a function where y, …
A 50 - page photo album holds 400 photographs.
-
directions: solve each problem using an inventory. 1. a gym instructor …
135
-
4. higher order thinking zak has a bag of cherries. he gives away 18 ch…
61
-
act 3 macbeth directions: list three character traits that best describ…
| Character | Character traits that best describe this character in Act 3. | A short quote or line number from Act 3 that supports it. | Explain how the quote shows that trait. | …
-
0. abraham ran 3.18 miles on monday. on tuesday, he ran 1.6 times furth…
1.908 miles
-
5. assessment there are 68 runners in a marathon. 28 runners finish the…
C. $68 - 28 = 40$; $40 - 22 = 18$
-
9. malik bought 0.8 pounds of turkey and 1.45 pounds of ham from the de…
$\$12.2245$ (or rounded to $\$12.22$ for practical currency purposes)
-
we can calculate the depth ( d ) of snow, in centimeters, that accumula…
0.2 hours 5 centimeters