统计与概率
数据分析、概率分布、假设检验与统计方法。
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look at the sentence below. the newspaper columnist dictated a draft of…
A. A draft of the manuscript was dictated to the haggard - looking intern by the newspaper columnist.
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which statement is not true about the pattern shown? \\(\frac{2}{3}, \f…
A. Each fraction is greater than the previous fraction.
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read the passage. then, select the text that best helps you understand …
To determine the meaning of "orator" in the passage, we analyze the context: 1. The passage states Dr. King is "a skilled orator" and is "best known for his 'I Have a Dream' speec…
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while researching a topic, a student has taken the following notes: -li…
C. "Calques" are phrases that result when bilingual speakers continually translate between Spanish and English to accommodate a variety of lingual skill levels in one conversation.
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jess is painting his car. hes created a purple color that uses red pain…
B. 33
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nadia is making hot sauce. she puts in chile peppers and tomatoes in a …
A. 3
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will works at a shoe store. for every 2 pairs of striped shoes he sells…
D. 18
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romone wants to know: does the distance a person kicks a soccer ball af…
B. how well they do on the math test
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a school wants 2 chaperones for every 25 students on a field trip. ther…
B. 8
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jordan is knitting a sweater. he keeps track of how many balls of green…
D. 10
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the table below contains a and b in equivalent ratios. fill in the miss…
A. 24
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6 exit ticket: would you rather have $1,000,000 or start with a penny a…
I would rather start with a penny and double my money every day for 30 days because after 30 days, the amount of money from this option (\$5,368,709.12) is more than \$1,000,000.
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read the passage and listen to the audio clip. then choose the best ans…
- to connect the statistics in the text with real people - to show diverse examples of Asian immigrants' experiences
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mary’s yearly income year | income 2004 | $17,500 2005 | $21,000 2006 |…
B. $31,500
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in a large city, 34% of residents use public transportation at least on…
\( 0.1314 \)
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in a large city, 34% of residents use public transportation at least on…
\( 0.1314 \)
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amelia is buying walnuts for a recipe. she already has 1\\frac{1}{4} cu…
The equation is $1\frac{1}{4} + c = 2\frac{3}{4}$, and Amelia needs to buy $1\frac{1}{2}$ cups of walnuts.
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1) match the terms with the definitions. the clearly stated and literal…
First dropdown: explicit; Second dropdown: implicit ### Question 2
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no red ink #2: young and responsible write at least 50 words! prompt do…
I disagree with the idea that 10-year-olds are responsible enough to take care of themselves. At that age, children lack the cognitive maturity and life experience to handle emerg…
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his bicycle $1 7/8$ miles from his house to the park. then he rode $2 1…
\(4\frac{3}{8}\)
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across 1. what is the antonym of \the same\? 7. what is the antonym of …
To solve the crossword, we analyze each clue: ### ACROSS 1. **Antonym of "the same"**: *Different* (antonym of "same"). 7. **Antonym of "beautiful"**: *Ugly* (antonym of "beautifu…
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question #20 the graph below shows the relationship between the times a…
B. 2 miles
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farmer plowed 7/12 of an acre in the morning and 10 3/6 acres in the af…
\(11\frac{1}{12}\)
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owards zoo eats 2 2/3 buckets of trout and 4/6 of a bucket fish does th…
\(3\frac{1}{3}\)
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and her sister went together to get haircuts. tara got 2 2/12 inches cu…
\( 1\frac{11}{12} \)
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20. kathy earned $30 for babysitting. she has also earned money by doin…
\( \$80 \) (Option H)
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which of the following words means to have something bad happen to some…
D. Befall ### Second Question:
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which of the following words means \to begin to grow rapidly?\ option: …
C. Burgeon ### Second Question (Which of the following words means "to state a fact?")
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a student is selling small and large frozen pizzas for a school fund - …
4. 20 small pizzas, 10 large pizzas
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scene 2: the royal throne room: filled with gold statues and heavy wood…
C. the king's words to the page
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last year, sales associate taras sales, t, were 12.5 thousand more doll…
4. $t + a = 129.5$ $t - 12.5 = a$
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served a total of 6/10 of a loaf of wheat bread and 3 4/5 loaves were s…
$4\frac{2}{5}$
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served a total of 6/10 of a loaf of wheat bread and 3 4/5 any loaves we…
$4\frac{2}{5}$ (or $\frac{22}{5}$)
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sprinted 8 1/12 laps and then took a break by jogging 2/4 of a l grace …
\( 7\frac{7}{12} \)
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• she pays $0.75 for each paperback book. • charlene pays a customer a …
2. $x + y = 149$ $0.75x + 3.50y = 199.75$
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1. x | 0 | 5 | 10 | 15 y | -2 | 40.5 | 83 | 125.5 m: ______ b: ______ e…
\( m:\frac{17}{2}\) (or \( 8.5 \)), \( b:-2 \), equation: \( y = 8.5x-2 \) (or \( y=\frac{17}{2}x - 2\))
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order for 2 3/6 sacks of brown lentils and 11/12 of a sack of gre e bro…
$2\frac{1}{2}$ (or $\frac{5}{2}$)
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ced an order for 2 3/5 sacks of brown lentils and 11/12 of a sack of gr…
\(1\frac{7}{12}\) (or \(\frac{19}{12}\)) sacks. Wait, but if the mixed number is \(2\frac{3}{5}\), the answer is \(1\frac{41}{60}\). But given the image shows "2 3/6", we'll go wi…
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the data set represents the number of rings each person in a room is we…
\(4\)
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during summer vacation, ben decides to sell hot dogs and pretzels on a …
2. $h + p \geq 200$
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lexi skated for $5\\frac{1}{8}$ hours last month and $4\\frac{1}{2}$ ho…
\( 9\frac{5}{8} \)
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rs market, destiny bought 4 1/2 pounds of string beans and 2 3/12 pound…
\(2\frac{1}{4}\)
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which table shows no correlation?\ \ first table:\ | x | y |\ |----|---…
The middle table (with \(x\) and \(y\) values: 3/-1, 5/-2, 6/-3, 8/-2, 10/-5, 14/-4, 15/-8) shows no correlation.
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how many different orders of top - three finishers are possible? drag t…
The filled equation is: $_{14}P_3=\frac{14!}{11!}=2,184$ So the tiles placed are: $P$ (first box), $14!$ (numerator), $11!$ (denominator), $2,184$ (final value)
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a stew recipe calls for 3.75 pounds of meat. jack wants to make 5 batch…
18.75 pounds
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what does a residual value of 1.3 mean when referring to the line of be…
B. A data point is 1.3 units above the line of best fit. (Note: Assuming the second option is labeled B as per typical multiple - choice formatting where the first is A, second B,…
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maria gathered the data in the table. she finds the line of best fit to…
\( 0.58 \)
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which number is missing in the table of values? x | y 0 | 1 1 | 6 2 | 3…
216 (corresponding to the option with "216")
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ls 52.30 05.40 03.60 + 01.27
62.57
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what is the multiplicative rate of change of the exponential function r…
2.25
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what was president roosevelt probably trying to encourage the american …
A. return their savings to the banks
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according to roosevelt, why was it necessary to open the banks over sev…
D. to allow the government to make an examination of the banks
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the ancient greek city - state of sparta was run as an oligarchy, meani…
B. a small group of citizens controlled things.
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priya is playing a game where she earns online badges for scoring highe…
215
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which is most likely the correlation coefficient for the set of data s …
\( 0.872 \)
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c give the opposite. 16. encima de __________ 18. aterrizar __________ …
16. debajo de 17. una anticipación 18. despegar 19. la demora 20. subir a
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which function can be used to model the graphed geometric sequence? the…
\( f(x + 1)=\frac{5}{6}f(x) \) (the option with \( f(x + 1)=\frac{5}{6}f(x) \))
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brian is mailing packages. each small package costs him $3.40 to send. …
$44.80$
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in the past month, tom rented 1 video game and 3 dvds. the rental price…
$14.50$
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question andres is a high school basketball player. in a particular gam…
Andres made 4 two - point shots and 8 free throws.
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garan traveled 36.3 miles each day for the past 7 days. how many miles …
\( 254.1 \) miles
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select the correct answer how does the word haunted appear as a motif i…
C. The word haunted suggests that the boy is still haunted by memories of his childhood and his parents. The chest is a reminder of personal experiences he can’t ignore.
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the box plots show the distributions of weights of cucumbers and zucchi…
The standard deviation is the best measure because both data distributions are symmetric.
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question nolan is blocking off several rooms in a hotel for guests comi…
There were \(\boldsymbol{13}\) small rooms reserved and \(\boldsymbol{12}\) large rooms reserved.
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an entire collection of people, animals, plants or objects from which d…
population
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1. grace makes approximately 50% of the free throws she attempts. last …
14
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3 multiple choice 5 points what does the word \canon\ mean and how does…
3. An official list of documents that a religious community accepts as authoritative and binding. 4. Biblia
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review the sixth and seventh paragraphs. claims about cocoa 1 chocolate…
A. They both show why it's hard to prove the health benefits of chocolate.
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assessment questions 1... 6 7 8 9 10 11 12... 27 8 out of 27 answered q…
A. The clay is upset with its maker at first, but later becomes thankful.
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7. give a value for r that would indicate that a line of best fit has a…
7. $r = 0.85$ (any value between 0.7 and 1 is acceptable) 8. As district size increases, the number of parks tends to increase, but the trend is not strong, with many data points …
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day 7 data analysis/critic compare the two sets of data. for each, exam…
Homeroom A has a mean of approximately 6.14 and a median of 5.5. Homeroom B has a mean of approximately 7.07 and a median of 7.5. Both data sets have a range of 15 (from 0 to 15 b…
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23. what type of correlation is represented in the graph.
Negative correlation
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question 9 1 pts a stress researcher believes that people with high - s…
D. No, by not rejecting the null hypothesis, there is not enough evidence to suggest they sleep less. (assuming the options are labeled A, B, C, D in order) ### Question 10
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16. determine whether each graphs domain is discrete or continuous.
- First (left) graph: Discrete domain. - Second (right) graph: Continuous domain.
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question 5 1 pts for an upper - tailed hypothesis test, you want to be …
p - value = 0.0336 > 0.02, so do not reject $H_0$ ### Question 6
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studies weekly unit 7 lesson 1.1 name: answer the following questions b…
1. Page 1; it is not a single location, but a region of 21 diverse countries and territories across three subregions (Central America, South America, the Caribbean) with wide-rang…
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3. function f models the population, in thousands, of a city t years af…
No, this value is not a good way to describe the population change. The average rate of change only represents the overall total population increase divided by the 70-year span, b…
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short answer questions answer the following short answer questions abou…
Decomposition is applied by breaking a large problem (e.g., planning a wedding) into smaller tasks: venue selection (research, compare, book), catering (cuisine choice, find cater…
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question 3 1 pts for the hypothesis test \\(\\begin{aligned}h_0&:\\mu =…
0.0456 ### Question 4
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1. $s = 600\\,\\text{m} / 15\\,\\text{s}$\ \\underline{40m/s} \ 2. $s =…
The jogger's speed is \( 3\space m/s \). ### Question 11
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20 janice made a cake for her nephews birthday. it measures 9 inches by…
A. 576 square inches ### Question 21
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2. a study was conducted to analyze the effects on deer population in a…
A. $b > 1$ C. The average rate of change from year 0 to year 5 is less than the average rate of change from year 10 to year 15. E. $a > 0$
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kyle liked lucy more than any other girl in the school, but he had an o…
One possible theme is that people (especially children) may express their feelings in inappropriate ways, and misunderstandings can arise from misinterpreting others' actions (or …
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24. $\frac{6}{12} div \frac{2}{6} = \frac{6}{12} div \frac{}{12}$ 25. $…
$\frac{8}{7}$ (or $1\frac{1}{7}$)
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（部分题目） $\frac{9}{14} + \frac{3}{14}$ $\frac{9}{14} + \frac{1}{4} = \fra…
$\frac{8}{15}$
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note: the quizzes make use of the standard normal table and t - table w…
A. \( H_{a}:\mu eq9 \), and it is a two - tailed test ### Question 2
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the data table contains a portion of data points from a function for av…
### Part (a) - Independent variable: Time (days of the year) - Dependent variable: Average daily high temperature - Domain: The set of days in a year, typically \([1, 365]\) (days…
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find the first four terms of the sequence given the rule: $a_{n} = 4 \\…
4, 20, 100, 500
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upon the whole, therefore, it is the judgment of this court, that it ap…
O Because Dred Scott was not a citizen, no court could hear his case.
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column a 1. ____ i have taken classes in childcare and first aid. i kno…
1. c. I will be a great babysitter. 2. b. I will be a great mayor. 3. a. Wild animals should not be kept in zoos.
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question 9 1 pts given the following information: \\( \\mu = 50, \\sigm…
0.3446 (corresponding to the option with 0.3446) ### Question 10
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question 7 1 pts when the value of a is reduced, it becomes easier to r…
it becomes more difficult to reject the null hypothesis ### Question 8
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which point of view does the narrator use in the passage? kira - kira m…
first person
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5. roughly 75% of students take the bus to school. if you were to ask 9…
92.5%
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daily common core ela practice grade 5 day 1 something stirred in the n…
c. Madeleine was not afraid. ### Question 2
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the data table contains a portion of data points from a function for av…
### Part (a) #### Explanation: - **Independent Variable**: In a function, the independent variable is the one that is manipulated or is the input. Here, the dates (time, specifica…
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2. a local bakery sells the freshest bread in town. in fact, 65% of cus…
88.3%
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1. a baseball player strikes out 45% of the time.. what is the probabil…
16.6% (Option C)
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what does the word chronic mean? happening in an official or formal way…
happening frequently or for a long duration
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what does the word repulsive mean? expecting a reward for good or gener…
causing others to move or stay away