統計と確率
データ分析、確率分布、仮説検定、統計手法。
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3. before a snowstorm, there were 2.5 inches of snow on the ground. dur…
The snowstorm lasted for 13 hours.
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potential catastrophic events. the search for new frontiers, including …
modern medicine and safety regulations
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instructions for student match each of the underlined words from the te…
To solve this synonym - matching task, we analyze each underlined word and match it with the most appropriate option from the given definition options: ### 1. For "disreputable" (…
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16. the function $f(x) = \\frac{1}{2}x + 70$ represents mike’s test gra…
For every 10 minutes of study time, his grade increases 5 points.
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mayas digital music library has a total of 249 songs. her library has 6…
C. 125
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month | amount of money in bank account 1 | $300 2 | $225 3 | $150 13. …
It decreases linearly. (The option corresponding to this statement, e.g., if the option with "It decreases linearly." is, say, the third option, then write the full option as per …
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question 22 of 45 joe, tom, and alexis are planning to participate in a…
C. 1 hour 51 minutes
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2. the function f(x) = 2.75x + 16 represents the cost, in dollars, of a…
The value 2.75 represents the cost (in dollars) of each additional topping, or the cost per topping.
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12. coral scored 87, 95, 86, and 94 on her first four math tests. what …
98
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10. what is the range of the following relation below? | x | y | | 2 | …
The range of the relation is \(\{-5, 2, 3, 7\}\)
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date period the progressive era 1. progressivism - what is progressivis…
1. **Progressivism**: A late 19th-early 20th century U.S. reform movement focused on fixing social, economic, and political harms from industrialization, using government and gras…
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rachel planted a tomato seed in her garden. each day she recorded the h…
# Explanation: To determine when the tomato plant grows the fastest, we calculate the rate of growth (slope) for each interval. The slope formula is $\text{slope} = \frac{\text{ch…
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find the rate of change. | time(hours) | distance (miles) | | ---- | --…
\(\frac{63}{1}\); The car travels 63 miles every 1 hour.
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growth of tomato plant rachel planted a tomato seed in her garden. each…
# Explanation: To determine when the tomato plant grows the fastest, we calculate the growth rate (change in height over change in days) for each interval. Growth rate = $\frac{\t…
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for questions 2 - 4, determine whether the expression is a polynomial, …
It is a polynomial, and its degree is \(8\). ### Question 3
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read the e - mail in the interest of public safety, griffin avenue shou…
A. Due to the number of accidents, the writer feels that Griffin Avenue needs a traffic light.
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the following data were collected. | x | 22 | 28 | 40 | 51 | 62 | 64 | …
-0.041
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you are having a party and want to estimate how much youll have to spen…
Top row (numerators): 24 persons (people), 5 slices, 1 pizza, \$10 Bottom row (denominators): 1 person, 8 slices, 1 pizza, 1 Result box: \$150
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a teacher tracked how long a student practiced their multiplication fac…
The correct description (not among the given wrong positive options) is: There is a strong, negative correlation between the variables. (Note: The provided options in the original…
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4. a taxi company charges passengers $1.75 for a ride, no matter how lo…
$2.83
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landmark library gibbons v. ogden (1824) a. crossword. complete the cro…
### Down: 1. **CONSTITUTION** (New York's law violated the U.S. Constitution's Commerce Clause) 2. **BUSINESS** ("Commerce" refers to business/trade activity) 3. **LICENSE** (Stat…
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a hot air balloons distance traveled, in miles, is given by the functio…
After 3.2 hours, the hot air balloon traveled 18.54 miles.
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a baker bakes 32 loaves of bread in 4 hours and 54 loaves in 6 hours. w…
\(11x - y = 12\) (the option with "11x - y = 12")
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la cama el sofá la estantería ella ducha los platos la mesa a ? write w…
To solve this, we analyze each position: ### Position 2: The bird is between two boxes. In Spanish, "entre" means "between". So we write "entre" (or more precisely "entre las caja…
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discussions quick check which word means a specific statement of policy…
D. resolution
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tuesday name types of sentences: - simple - compound - complex - compou…
It is a compound - complex sentence. ### Sub - question 2:
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1. use inductive reasoning to describe the pattern. then find the next …
D. add 3 to the previous term; 13, 16 (o en la opción correspondiente: la que dice "add 3 to the previous term; 13, 16")
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the first bowl of a stack of nested bowls is 2.5 inches (in.) tall. eac…
- The height of the stack with 5 bowls would be 6.5 inches. - This situation can be modeled by the explicit rule \(a_n = 2.5+(n - 1)\). - This situation could be modeled by the re…
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which explicit rule can be used to represent the sequence? $a_n = 1 + (…
\(a_n = 4.5 + (n - 1)1.5\) (the third option)
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check your understanding the first three terms of a sequence are shown.…
The rule for the sequence could be \(a_n = 4n\) (where \(n\) is the term number). Using the rule, the next two terms of the sequence are \(16, 20\).
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15 the first paragraph of the text serves to (1) highlight the prevalen…
(1) highlight the prevalence of texting
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13. 40% of the students in a class like apples for breakfast. if 20 stu…
A. 50
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11. which problem is best represented by the expression $\frac{2}{3} di…
D. How many portions that are $\frac{1}{6}$ of a whole pizza can be made with $\frac{2}{3}$ of a pizza?
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9. a farmer knows that a crop she is growing requires 24 kg of fertiliz…
48
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which situation could be best modeled with an exponential function? a t…
A. the value of a car that loses 6% of its value per year
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sophia spent $27.16 on four sandwiches. if each sandwich cost the same …
One sandwich costs $6.79
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apply 14. mr. young is replacing the fencing around his rabbit pens and…
76
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question 11 (6.67 points) ✔ saved people of every skin color took the r…
True ### Question 12
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a restaurant plans to use a new food delivery service. the food deliver…
2.74
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emma put 18 cookies onto 6 plates. she put the same number of cookies o…
3 cookies
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a bowling alley charges $14 for the first game, $10 for the second game…
The description does not show a linear relationship or a proportional relationship.
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which of the following tables represents a linear relationship that is …
The second table: | x | y | |---|---| | 0 | 0 | | 2 | 1 | | 4 | 2 |
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use the number line to round 644 to the nearest hundred. 644 is between…
644 is between 600 and 700. It is closer to 600. So, 644 rounded to the nearest hundred is 600.
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a linear relationship is shown in the table. time (hours) | 2 | 4 | 6 |…
Yes, the constant of proportionality is 4.
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an indoor soccer field can be rented for personal use. the total cost f…
The equation shows a linear relationship and a proportional relationship.
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applying the least-squares method the table includes points with the x-…
The linear model is \(y = 4.73x+21.4\) (The slope is \(4.73\) and the y - intercept is approximately \(21.4\)) For the slope part of the drop - down (the coefficient of \(x\)): \(…
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at a restaurant, hot chocolate can be purchased in two different cup si…
Yes, the constant of proportionality is 0.3.
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12. modeling real life the maximum allowed flow rate for a shower head …
The shower head's maximum allowed flow rate is about 0.3 gallons per minute greater than the kitchen faucet's.
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word: genocide genocide comes from the greek words genos, meaning \whol…
| What We Know About the Holocaust | What We Want to Know About the Holocaust | How We Can Find Out About the Holocaust | What We Learned About the Holocaust | |------------------…
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mp number sense without calculating, tell whether the quotient is great…
The quotient of \( 4.58\div0.3 \) is greater than 1 because the dividend \( 4.58 \) is greater than the divisor \( 0.3 \). ### Problem 11: \( 0.6 \div 12 \)
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estimate the quotient. 1. $2.3\\div6$ 2. $1.67\\div8$ 3. $28\\div4.7$ 4…
\(\approx0.4\) (or \(\approx0.33\) if we use 2) ### 2. \(1.67\div8\)
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read the excerpt from justice sotomayor’s speech “latina judge’s voice.…
A. It shows her strong connection to her heritage.
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how are prefixes and suffixes alike? select two options. both are a typ…
A. Both are a type of affix. C. Both can change a word's meaning.
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20. shade each model to show 0.30 and 0.3. what do you notice?
For the 100-square grid, shade 30 small squares to show 0.30. For the 10-section grid, shade 3 vertical sections to show 0.3. Notice that 0.30 and 0.3 are equivalent values (they …
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write the value of the underlined digit. 13. 2.51 14. 83.22 15. 41.07 1…
13. 2 14. 0.02 15. 40 16. 0.02 17. 0.23 18. 2.70 19. No, the correct decimal is 6.50, not 5.60. The whole number part should be 6, not 5. 20. When shading, 30 small squares in the…
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19. dimitri normally blinks an average of 21.3 times per minute. how ma…
- Normal state: 59.64 blinks - Nervous state: 108.33 blinks
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19. dimitri normally blinks an average of 21.3 times per minute. how ma…
1. Normal blinks in 2.8 minutes: 60.64 2. Nervous blinks in 1.38 minutes: 108.33 3. Landscaping cost: $\$27.90$
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nina finds a reliable chart showing researched statistics. she plans to…
- the chart's title - the date the chart was published - the name of the website that published the chart
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evaluate 5x for each value of x. 13. x = 0.3 14. x = 4.8 15. x = 0.81 1…
13. $1.5$ 14. $24$ 15. $4.05$ 16. $30.75$ 17. $3.36$ 18. $178.9$
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17. franklin d. roosevelt received 25,606,585 votes in the 1945–1948 pr…
17. Franklin D. Roosevelt: $2.56 \times 10^7$; Thomas E. Dewey: $2.23 \times 10^7$ 18. $68,300,000$
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identify the answer choice that is not equal to the given number. 13. 1…
13. a. $1.85 \times 10^3$ 14. c. $0.0136 \times 10^5$ 15. a. $390,000 + 5,000$ 16. b. $15.6 \times 10^5$ 17. Roosevelt: $2.56 \times 10^7$, Dewey: $2.23 \times 10^7$ 18. $68,300,0…
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3. the math teachers at miller intermediate made an experiment to deter…
\(0.3\) (or \(\frac{3}{10}\))
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1. in a normal distribution with a mean of 45 and a standard deviation …
1. The probability is $\boldsymbol{0.6826}$ 2. The probability is approximately $\boldsymbol{0.9999}$ (or $\boldsymbol{0.99994}$ for more precision)
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the median of 5, 7, 2, 9, 8 is: 5 7 8 6
B. 7
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what were many of the stained glass windows of the middle ages meant to…
B. teach people
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1. what is the equation for jadas distance from the parking lot as she …
### 1. Ecuación de Jada #### Explicación: Jada se aleja del estacionamiento hacia el lago a 3.2 millas por hora. La distancia \( d \) desde el estacionamiento después de \( t \) h…
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1 pausing on the trail there is a hiking trail near the town where han …
(Problem 1): \( d = 3.2t + 0.6 \) ### Problem 3: Intersection Point of the Two Lines
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true or false: when you are multiplying or dividing, the final answer s…
True
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true or false: when you are adding or substracting, the final answer sh…
False
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which of the following contains a \0\ that is not significant? hint: mu…
0.12, 120
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watch sig fig rules! (significant figures rules and examples) (8:44) th…
0.12, 120
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true or false: when you are multiplying or dividing, the final answer s…
True
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part 2 of 3 true or false: when you are adding or substracting, the fin…
False
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watch sig fig rules! (significant figures rules and examples) (8:44) th…
0.12, 120
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the ____ variable is the one that is being measured during an experimen…
B. dependent
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spiral review anya has red and blue balloons. she has 8 red balloons an…
Primera ecuación: $8 \times 4 = 32$ Segunda ecuación: $8 + 32 = 40$ Total de globos: 40
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spiral review use rounding to estimate the product. then find the produ…
Estimate: 2,000 Product: 1,764
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question a study was performed with a random sample of 513 bolts produc…
A. The conclusions would apply to all bolts produced by that factory.
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part a determine all the possible arrays you can make with 28 square ti…
I can make 1 row of 28, \(\boldsymbol{28}\) rows of 1, 14 rows of \(\boldsymbol{2}\), \(\boldsymbol{2}\) rows of 14, 4 rows of \(\boldsymbol{7}\), and \(\boldsymbol{7}\) rows of 4.
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a statistics student is doing a project for her class. she wants to mak…
No. The results are not generalizable because the students at her school are not representative of the population of all voters.
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i. \\( \\frac{4}{5} - \\frac{8}{10} \\) + g. \\( \\frac{3}{4} - \\frac{…
The answers for the respective problems (assuming the order of problems as per the image) are: 1. \(\frac{8}{5}\) (or \(1\frac{3}{5}\)) 2. \(\frac{5}{8}\) 3. \(\frac{3}{10}\) 4. \…
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read the excerpt from act 2, scene 1, of julius caesar. casca. let us n…
A. Casca firmly reverses his position about including Cicero, as if he hadn't been the one to suggest it in the first place. C. Casca thinks he is making important decisions when …
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the table shows the attendance in thousands at museums in one country o…
A. (12,4), C. (9,21), E. (6,42) ### Part c
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the table shows the attendance in thousands at museums in one country o…
(Assuming the top - left scatter plot is the correct one, say Option A if it was labeled that way. But since the labels are C and D in the given, if we assume the first one (top -…
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1.011) ____ which answer is not a specific characteristic of a free - e…
D. a federal form of government ### 1.012
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use the best answers. 4.16) which four basic questions must all governm…
- What will be produced? - How will these goods and services be produced? - Which citizens will participate in production? - Who receives what is produced? ### 4.17
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question in reference to different sampling methods, is the following s…
False
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question when considering different sampling methods, cluster sampling …
A. use simple random sampling to select a set of groups; every individual in the chosen groups is included in the sample
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question raymond wants to estimate the percentage of parents that use c…
E. specific "yes" or "no" responses to the survey
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question raymond wants to estimate the percentage of parents that use c…
the percentage of all parents that use cloth diapers
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question which of the following sampling scenarios describe convenience…
B. An administrative assistant was asked to stand in front of the library one Wednesday and ask the first 100 undergraduate students he encountered what they paid for tuition for …
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(7) | x | 8 | 40 | 56 | 72 | | y | 2 | 10 | 14 | 18 | (8) | x | 7 | __ …
x: 40; y: 14, 18 ### Problem 8
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question there are 6000 people who attended a political debate at a con…
C. The 6000 people attending the debate
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question you want to find the average test score of the students in eve…
A. Sample: 7 math classes Parameter: There is no parameter in this scenario.
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a type of green paint is made by mixing 2 cups of yellow with 3.5 cups …
To solve this, we first find the ratio of yellow to blue in the original mixture. The original ratio is \( \frac{\text{yellow}}{\text{blue}}=\frac{2}{3.5}=\frac{2}{\frac{7}{2}}=\f…
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select the sentence where the writer states an opinion. the spanish art…
The Spanish artist Salvador Dalí had a great imagination.
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lesson 1 practice. fundamental counting principle 1. a person has two p…
The maximum number of sock - shoe combinations is 6. ### Problem 2:
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casca. indeed they say the senators tomorrow mean to establish caesar a…
C. This decision will cause Cassius to act on his plans more urgently.
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b. evaluate the expression from part (a) when $l = 3$. interpret the re…
To solve these sub - questions, we need to know the expression from part (a). Since it is not provided, we can't proceed with the solution. We assume that in part (a), there is an…
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one spring day, savannah noted the time of day and the temperature, in …
To graph the data, plot the points \((0, 60)\), \((5, 65)\), \((7, 73)\), \((12, 73)\), \((15, 70)\), and \((18, 69)\) and connect them with line segments as described. The key po…