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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the two - way frequency table below shows data on having a curfew on sc…
B. If a student has a curfew, it is most likely that they have chores.
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a survey asked students at wilson academy which status they would prefe…
A. A student who prefers to be healthy is more likely to feel very little pressure from homework than a student who prefers to be rich.
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the two - way frequency table below shows data on grade level and metho…
D. There are more students in \(11^{th}\) grade than in any other single grade.
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the two - way table of row relative frequencies below shows data on nat…
B. Italians are more likely to have brown or hazel eyes than Germans are.
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it was a very sad and withdrawn girl who dragged into the principals of…
The principal makes an exception for Martha. He tells her that he will inform the Board and she will get the scholarship jacket.
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15. under the null hypothesis of equality of population means, what is …
A. \(F(2,15)\)
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he waited for me to speak. i cleared my throat nervously and clasped my…
Marta attempts to solve the problem by asking her grandfather for $15. It doesn't work as her grandfather makes her understand the true nature of a scholarship jacket.
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1 select the correct answer. read this sentence by ralph ellison: when …
C. It requires a journey of self - knowledge.
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7. reasoning the system of equations below shows the distance in miles,…
The system of equations has infinitely many solutions. In the context of the problem, it means that the two trains are always at the same distance from the starting - point at the…
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data analysis and probability interpreting a box - and - whisker plot: …
(a) \(29\) to \(41\) (b) \(29\) (c) None of the options (the number of waves she surfed was above \(29\) on more days than it was below \(29\) as the whisker above \(Q_3\) is long…
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jace has a part - time job at an ice skating rink selling hot cocoa. he…
\(80\)
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kayden decides to research the relationship between the length in inche…
\(33\) pounds
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a line of best fit was drawn to the plotted points in a data set below.…
\(x = 12\)
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a farmer wrote down how many kilograms of cherries were sold in the pas…
\(70\)
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maura wrote down how many pages she read over the past 7 days. what is …
\(60\)
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a researcher studied the relationship between the number of times a cer…
\(58\)
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question dylans math teacher plots student grades on their weekly quizz…
\(89\)
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caleb has a part - time job at an ice skating rink selling hot cocoa. h…
\(85\)
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suppose that every student in your class scored 75% on their first test…
0
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question caleb has a part - time job at an ice skating rink selling hot…
89
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every halloween, trick - or - treaters love going to jeanettes house to…
2
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jin decides to research the relationship between the length in inches a…
\(30\)
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after a shipwreck, jamie is stranded on a desert island. he needs to bu…
5
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a sample of 10 bags of marbles is selected, and the number of marbles i…
The box - plot with minimum \(13\), \(Q1 = 19\), \(Q2=21\), \(Q3 = 23\), and maximum \(24\) best represents the data.
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a sample of 10 bags of marbles is selected, and the number of marbles i…
The box - plot with \(Q_1 = 19\), \(Q_2=21\), \(Q_3 = 23\), \(min = 13\), \(max = 24\) is the correct one. (Since we can't see the exact labels of the options, but based on the ca…
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liana owns a jewelry store known for decorative gemstones. she recorded…
Each point on the plot represents one gemstone. The plot shows that, in general, as the weight of the gemstone increases, the cost of the gemstone increases.
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which is a way to find the equation of a line that best fits this data?…
Use the coordinates of points \(A\) and \(D\) to find the slope and then the equation of the line that passes through them.
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valentino recorded the number of lemonades ordered at his restaurant an…
About 118 lemonades will be ordered for an average monthly temperature of \(65^{\circ}F\).
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the data shown has a least squares regression line of ( y = -1.5x + 34.…
Point \((4,36)\) is above the least - squares regression line. The value of the least - squares regression line at \(x = 4\) is \(28.3\). So, the residual of the data point \((4,3…
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2 which literary device uses objects or elements to represent deeper me…
d. Symbolism
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12. use patterns and structure the height of a building is proportional…
a. The ratio of height of the building to the number of floors is \(\frac{135}{9}\), the unit rate is \(15\) (it means each floor is \(15\) feet tall). b. \(225\) feet.
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12. use patterns and structure the height of a building is proportional…
The ratio of height of the building to the number of floors is $\frac{135}{9}$. The unit rate is 15, which means each floor is 15 feet tall. A 15 - floor building would be 225 fee…
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8. communicate and justify is the relationship between the number of sl…
No, the relationship is not proportional. In a proportional relationship, the ratio of \(y\) (Calories) to \(x\) (slices of salami) should be constant. Here, the ratios \(\frac{66…
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(3,4),(4,6),(5,7),(6,6),(7,8),(8,10) given the coordinates provided, wr…
The equation of the best - fit line is \(y=x + 1.33\)
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read this excerpt from chapter 2 of the scarlet letter using comprehens…
The speaker believes that she and her peers ought to be in charge of assigning sentences in cases like Hester's.
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unit test unit test complete 21 22 time remaining 01:43:45 read the two…
Passage 1 uses logical and empirical evidence, while Passage 2 uses logical evidence. But among the given options, the closest is "Passage 1 uses logical evidence, while passage 2…
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7 some of the items that sara sells are necklaces. can 60% of the items…
7. No. A circle - graph represents \(100\%\) of the data. If necklaces were \(60\%\), the sum of the percentages of the other two items (bracelets and rings) would be \(40\%\), wh…
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lesson #41 1. use context clues to decide the meaning of the underlined…
miniature
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hal and renee play the following game: a bag has 11 tiles in it, each w…
The game is not fair because the probability of Hal drawing a winning letter is less than the probability of Renee drawing a winning letter.
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a spinner is divided into five sections, each in a different color, as …
The probability that the arrow will point to red is more than \(\frac{1}{5}\).
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types of writing - persuasive essay the thesis statement of a persuasiv…
Advertising should not be allowed in schools because it perpetuates the importance of materialism.
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drag the right word to the word that means the opposite fiction main id…
fact - fiction
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12. as you read this passage from henry david thoreaus walden, try to i…
figurative language
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drag the right word to the words that mean the opposite
general - specific; vague - precise
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attendance this past season for the houston hexagons was $2.23×10^{6}$ …
\(2.40\times 10^{6}\)
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drag the right word to the word that means the same thing topic detail …
Drag "subject" to "topic".
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drag the right word to the word that means the same thing precise; defi…
Drag "specific" to "precise; definite".
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25. what strategy does noam chomsky use most throughout his speech, to …
He describes horrific scenes that will make his audience feel outraged about U.S. actions.
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18. which statement about revising is true? all manuscripts you write s…
All manuscripts you write should be revised.
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15. what is a reflective essay? an essay that presents different theori…
an essay that examines the meaning and significance of an event or situation
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language development: authors style identify the choice that best answe…
A. The icy streets glittered in the car’s headlights.
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selection test (online): poetry collection, unit 3 (lms graded) languag…
C. Ana shared a draft of her story with Mr. Conner, who offered her suggestions for improvement.
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50. if you roll two six - sided dice, what is the probability of gettin…
A. \(5/36\)
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language development: word study identify the choice that best answers …
A. The board voted to fund an expansion of our program.
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probability and statistics information about how the students at vista …
\(114\)
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the median age of first marriage has ____ in the last fifty years. incr…
- First question: Increased for both men and women - Second question: Steadily declining - Third question: Neglect
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7 multiple choice 1 point same - sex couple households account for ____…
7. 1 8. Increased for both men and women 9. Steadily declining
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46. what does the standard deviation measure in a normal distribution? …
d. The spread of the dataset around the mean
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probability and statistics if ( kin acap b ), which is the most specifi…
II
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45. what does a scatter plot primarily show? a. the relationship betwee…
a. The relationship between two variables
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probability and statistics a survey asked about the number of people wh…
\(\frac{53}{64}\)
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what is the first agent of socialization? friends family the law school…
A belief that women's qualities as mothers conflict with competent professional qualities.
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informational text conclusions quick check a student is writing a persu…
The facts make it clear—there is no cleaner, more efficient, or more effective form of energy than solar.
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probability and statistics a survey finds that 45% of people identify t…
\(P(C\cap F)=P(F\cap C)\), \(P(C|F) = 0.25\), \(P(C\cap F)=0.09\)
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42. which of the following could explain a discrepancy between theoreti…
A. All of the above
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2025 - 26 bcp5 geometry: concepts and connections probability and stati…
\(10.0\) percent
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supporting a graphic element with text nina finds a reliable chart show…
- the chart's title - the date the chart was published - the name of the website that published the chart
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41. what does the n in the binomial probability formula represent? a. n…
C. Total number of trials
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probability and statistics a bag contains 10 red marbles, 15 yellow mar…
\(\frac{(_{10}C_{1})(_{20}C_{1})}{_{50}C_{2}}\) (the fourth option)
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40. what does a bar graph compare? a. trends over time b. data frequenc…
C. Quantities across different categories
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hana has a bag containing one red (r), one blue (b), and one yellow (y)…
The third option (with the explanation “Once a tile is chosen, it cannot be chosen again” and the corresponding tree - diagram where each first - draw branch leads to two non - re…
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38. which error occurs due to the chance variation in the sample select…
A. Sampling Error
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probability and statistics a coach chooses six out of eight players to …
28
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probability and statistics miriam is visiting five friends in her neigh…
NMOPL, NMPOL, NOPML, NOMPL, NPMOL, NPOML (corresponding to the third option in the given choices)
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probability and statistics events x and y are independent. the probabil…
\(\frac{1}{6}\)
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a company has an opportunity to bid on three contracts. determine which…
Southeast
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34. how many outcomes are possible when flipping a coin? a. 2 b. 4 c. 1…
A. 2
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four girls and six boys are in a spanish club. three of the people will…
50%
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miguel cabrera has had 369 at bats, and he has 127 hits and 21 home run…
\(0.57\)
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miguel cabrera has had 398 at bats, and he has 127 hits and 21 home run…
\(1.57\)
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31. what does the median represent in a data set? a. the average value …
d. The middle value when the data set is ordered
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2025 - 26 bcps geometry: concepts and connections probability and stati…
A. A is the set of all animals. B is the set of all mammals.
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30. which error occurs when the null hypothesis is incorrectly rejected…
B. Type I error
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1. when planning a thematic essay, what should you do first? write the …
Identify a meaningful experience or aspect of your identity.
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29. what is the probability of drawing a red card from a standard deck …
C. \(1/2\)
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probability and statistics a survey was taken of children between the a…
Out of the 97 children who have 1 sibling, 40 of them do not have a pet.
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probability and statistics the spinner is equally likely to land on any…
\(\frac{3}{5}\)
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27. which of the following best describes a negative correlation? a. th…
B. As one variable increases, the other decreases.
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probability and statistics ryder shot a model rocket over an area that …
\(0.4\)
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25. what does a positive correlation between two variables indicate? a.…
A. As one variable increases, the other also increases
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24. which scenario best illustrates conditional probability in environm…
d. Estimating the probability of a household recycling if it already composts
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23. if the probability of rain on any given day is 40%, what is the bin…
C. 0.278
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5. read the passage below, looking for evidence of emersons main point.…
The world as a whole defines our standards of beauty.
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17. which of the following is a systematic error that can distort surve…
B. Bias
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question 1 5 pts function w gives the weight of a cat, in kilograms, wh…
The cat weighs 4 kilograms when it is 7 months old.
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explain directions: think about what a good manager does and compare it…
Managers and employees both need to show leadership and responsibility at work. Leadership involves guiding, inspiring, and making decisions. Responsibility means being accountabl…
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15. if the first quartile (q1) is 25 and the third quartile (q3) is 75,…
C. 50
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modifying the rules for special needs athletes can mean___________.a. a…
A. allowing more attempts to accomplish the task
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13. in a scatter plot showing a positive correlation, what kind of slop…
B. A positive slope
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12. when interpreting graphs, what should you look for to understand th…
d. Key trends, outliers, and patterns