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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question 3 1 pts the most important reason to do table work is because:…
It allows the entire cast to reach a consensus on the meaning of the play to better communicate this to the audience
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several questions about this passage. settled in the wild first week of…
Part A: 4. The phrase indicates that the birds are a source of joy for the author, as the flowers were for Wordsworth. Part B: 2. "I say the poem and see hummingbirds." (Paragraph…
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true/false: perdido means \lost\ or \missing.\ true false
True
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george washington, the first president of the united states, called ame…
A. to test an idea to see if the idea works and can be improved
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read the passage. from \eureka dunes\ at first glance the eureka dunes …
Part A: 3. native Part B: 4. "found nowhere else in the world"
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what are the main rules of writing a will? check all that apply in most…
- In most states, you must be eighteen or older - The document must clearly state that it is your will - A will must be written in sound judgement and mental capacity - An executo…
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multiple - choice question what is meant by “factions”? when you have a…
Groups of people with common interests
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what is the purpose of making an estate plan? o to contribute to saving…
to protect property for distribution after death
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read the passage. maddie wished she could silence the noise in her head…
3. Too much input can interfere with the decision - making process.
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read the sentence. the town of el dorado is situated just south of robl…
4. located
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prices directions: fill - in - the - blank enter the appropriate word(s…
1. monetary 2. scarcity 3. incentive 4. neutral 5. Rationing 6. D. purchasing days determined by license plate numbers 7. C. a set of compromises between buyers and sellers 8. D. …
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4th day new words avid ave´id cajole kə jōl´ rudimentary rü´də men´ tə …
1. rudimentary 2. cajoled 3. enhance 4. avid 5. 6. a. eager; 7. c. coax; 8. e. elementary; 9. d. intensify, heighten; 10. b. slight variation in meaning, tone, etc.
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3rd day new words ominous tremulous repudiate cessation bristle courtro…
1. ominous 2. repudiate 3. bristle 4. tremulous 5. cessation 6. d 7. e 8. b 9. a 10. c
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families are often significantly affected by the mental health disorder…
1. They may feel anxiety and face financial burdens. 2. An intense and sudden feeling of fear, anxiety, terror, or dread
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name: 5. eighteen people in a test group of 93 claimed to still have in…
$0.806$
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the meaning of the russian term glasnost in english is \freedom.\ \open…
B. "openness."
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distributive property vocabulary - distributive property of multiplicat…
1. Multiply to all. 2. $2(8 - 3)=10$ (since $2\times8-2\times3 = 16-6=10$). 3. $a(b + c)=ab + ac$, $a(b - c)=ab - ac$. 4. Simplify.
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define each system in your own words. then, identify at least three key…
**Communism** - Definition: An economic and social system where the means of production are commonly owned, aiming for a class - less society with distribution based on need. - Ke…
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the dot plots show rainfall totals for several spring storms in highlan…
The mean rainfall for the highland storms is approximately $14.52\mathrm{mm}$. The mean rainfall for the lowland storms is $14\mathrm{mm}$.
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finding the median from a dot plot the dot plots show rainfall totals f…
Median for highland storms: 16 Median for lowland storms: 12
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read the excerpt from the great gatsby. twenty miles from the city a pa…
a sense of artificiality in the world the narrator finds himself in.
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question 6 of 10 multidimensional development means that: a. developmen…
B. development occurs in many different areas at the same time.
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president reagan believed that more jobs would be created through dereg…
Removing rules and laws that govern businesses.
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how are balance and stability different concepts?
Balance is about even - distribution (static), while stability is about resistance to and recovery from disturbances (dynamic).
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question 2 of 10 pliable means that: a. the course of development can c…
A. the course of development can change.
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name: machenzie saunders math 30 - 3 probability assignment (4.1 and 4.…
| Fraction | Decimal | Percent | Words | |--|--|--|--| | $\frac{13}{900}$ | 0.0144 | 1.44% | 13 out of 900 | | $\frac{17}{25}$ | 0.68 | 68% | 17 out of 25 | | $\frac{1}{5}$ | 0.2 …
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rewrite the sentence in active voice using simple present tense. that p…
Comedians mock that politician.
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what does \las montañas\ mean in english? the airport the hotel the mou…
The mountains
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choose the correct answer. what does \el aeropuerto\ mean in english? t…
The airport
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what is the value of the discriminant, $b^{2}-4ac$, for the quadratic e…
The discriminant is 73, so the equation has 2 real solutions.
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look at this picture graph: math favorite subjects spelling art each = …
15
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nick was at a basketball game. he saw some snacks. this tally chart sho…
6
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kate and her family bought some snacks. this tally chart shows how many…
13
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the prior probabilities for events $a_1$ and $a_2$ are $p(a_1)=0.50$ an…
b. $P(A_1\cap B)=0.10$, $P(A_2\cap B)=0.20$ c. $P(B)=0.30$ d. $P(A_1|B)\approx0.3333$, $P(A_2|B)\approx0.6667$
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which tally chart shows the right number of each thing? things for soup…
The first tally - chart shows the right number of each thing.
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interestingly, in the real world no statistician would ever calculate s…
(a) \( \mu=\frac{6 + 2+3 + 1}{4}=3 \) (b) For \(x = 2\), \((2 - 3)^2=1\); for \(x = 3\), \((3 - 3)^2 = 0\); for \(x = 1\), \((1 - 3)^2=4\)
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a camp director reviews the supply of string used for bracelet making. …
The point (6, 9) can be represented by the ratio 9 yards of string made 6 bracelets and means for every 6 bracelets, 9 yards of string are used. The point (4, 6) can be represente…
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8. what did rustin and other civil rights protesters do during the jour…
One major Quaker value Rustin was raised with is non - violence. Quakers believe in resolving conflicts through peaceful means, and Rustin applied this in the civil rights movemen…
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the graph shows the relationship between the number of yards of string …
The point $(6,9)$ can be represented by the ratio 9 yards of string made for 6 bracelets. The point $(4,6)$ can be represented by the ratio 6 yards of string made for 4 bracelets.
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2 a) what is the theoretical probability of rolling a sum of 7 with two…
a) $\frac{1}{6}$ b) $\frac{1}{10}$ c) Approximately 167 times, use theoretical probability. 3. a) $\frac{1}{6}$ b) $\frac{1}{2}$
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throughout the 1940s. for example, he protested against british colonia…
C. passionately fought for
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source: john lewis gaddis, the cold war, 2005. document f ...the atomic…
1. The American code name for the effort to develop the atomic bomb. 2. Secretly developed the weapon and used it against Germany without Soviet involvement, and tried to keep it …
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which is the best way to complete the text? the voyager i space probe, …
music, and was
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source #1 - from the sennacherib prism in my third campaign i marched a…
Sennacherib thought of himself as a powerful and dominant ruler, as evidenced by his boasting in The Sennacherib Prism. His enemies, like the Jews, viewed him as an oppressive inv…
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source #1 - from the sennacherib prism in my third campaign i marched a…
Sennacherib thought of himself as a powerful, fearsome lord who could subdue enemies. His enemies saw him as an oppressive conqueror. His over - confidence and aggressive policies…
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which word or phrase means to borrow (from)? (1 point) o cepillarse (lo…
pedir prestado (a)
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ch 12* choose an american household at random, and let the random varia…
The percentage of households that have more cars than the two - car garage can hold is 22%.
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estimate the amount of error in a calculation that is based on using a …
Step 1: 24 Step 2: length Step 3: 4 Step 4: 4 Step 5: Using maximum stride length: Length = 120 inches, Width = 72 inches, Maximum Area = 8640 square inches Using minimum stride l…
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the relationship between the number of years (x) that have passed and t…
D. 10,699
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anikah is researching the impact of social media on the mental health o…
B. the Pew Research Center website
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ch 12* here is the probability model for the political affiliation of a…
discrete.
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ch 12 you randomly select 500 students and observe that 55 of them are …
0.11
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use your line plot to answer the question below. amount of milk in cere…
$\frac{1}{2}$
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question 5 (2 points) 1. what is the five - number summary for the data…
1. Minimum: \(0\) Q1: \(2\) Median: \(5\) Q3: \(5\) Maximum: \(11\) 2. Minimum: \(2\) Q1: \(3\) Median: \(5\) Q3: \(6\) Maximum: \(11\)
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use your line plot to answer the question below. amount of milk in cere…
7
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use your line plot to answer the question below. amount of milk in cere…
$1$
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ch 12 a probability model whose sample space contains outcomes that are…
discrete probability model.
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ch 12 a probability can be described as the proportion of times an even…
True
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question 15 ch 12 a fair die was rolled 10 times with the following res…
C. Each value (1 to 6) has exactly the same probability of being rolled.
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ch 12* in a table of random digits such as table b, each digit is equal…
D. 1/10
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ch 12 a fair die is rolled and the sample space is given s={1,2,3,4,5,6…
All of the statements are true.
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question 7 1 pts a type of probability model where the number of outcom…
B. Continuous Probability Model
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ch 12 a fair die is rolled and the sample space is given s={1,2,3,4,5,6…
A. A and B are mutually exclusive (no elements in common). B. P(A or B)=4/6. C. P(A or B)=P(A)+P(B). D. P(A or B)=P(A)+P(B)-P(A and B). E. Yes, because all probabilities are betwe…
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question 4 (1 point) select all the distribution shapes for which the m…
d. skewed right
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a type of probability model where the number of outcomes is infinite or…
B. Continuous Probability Model
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ch 12* here is the probability model for the political affiliation of a…
For the political - affiliation problem: 0.03 For the candy - color problem: 0.20
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ch 12 which of the following is a correct interpretation of the stateme…
Over a very long period of time, 50% of the babies delivered at the hospital are girls.
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question 9 ch 12 a probability can be described as the proportion of ti…
True
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question 3 (1 point) four amateur miniature golfers attempt to finish 1…
Player a, Player c, Player d, Player b
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ch 12* here is the probability model for the political affiliation of a…
0.03
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ch 12* here is the probability model for the political affiliation of a…
0.55
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of the 1.3 billion residents of china, approximately 850 million speak …
compare - contrast
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ch 12 a probability can be described as the proportion of times an even…
22%
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question 2 (1 point) a reporter counts the number of times a politician…
d. 2 mentions
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ch 12* choose an american household at random, and let the random varia…
22%
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ch 12 a randomly selected sample of 100 horse owners found that 72 of t…
0.72
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you are allowed two attempts at this quiz. the highest score will be ke…
0.89
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ch 12 i choose a card at random from a well - shuffled deck of 52 cards…
C. disjoint events. ### Question 8
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ch 12* here is the probability model for the political affiliation of a…
A. discrete
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learn evaluating numerical expressions an expression of the form a^n is…
a. $16$ b. $1024$ c. $0$
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ch 12* you read in a book on poker that the probability of being dealt …
For the first question: If you deal thousands of poker hands, the fraction of them that contain two pairs will be very close to 1/21. For the second question: Over a very long per…
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ch 12 i choose a card at random from a well - shuffled deck of 52 cards…
The probability that the card chosen is not a spade is 0.75. The probability that a digit in the table is a 7 is $\frac{1}{10}$.
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15. the remainder theorem states that the remainder from p(x) divided b…
B. \((x + 4)\)
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ch 12 for this density curve, what percent of the observations lie abov…
Question 1: 90% Question 2: random.
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ch 12 how many elements contain in the sample space for the random phen…
$2*26 = 52$ (D. $2*26=52$)
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which of the following best describes supporting details? * a) the main…
1. B. The words, phrases, and sentences that support a central idea 2. B. The quality of being honest and having strong moral principles
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what does renowned mean? * a. unknown b. famous and well - known c. new…
1. B. Famous and well - known 2. B) The main points that the author wants to communicate to the readers
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what does robustly mean? * a. weakly b. strongly and healthily c. quiet…
1. B. Strongly and healthily 2. C. Mainly or mostly
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ch 12* choose an american household at random, and let the random varia…
78%
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map questions—using your election of 1800 electoral votes map and 4.1 a…
1. Northeast; Wealthy bankers, merchants, urban professionals. 2. South and some western - frontier regions; Farmers, common people. 3. Vermont, Kentucky, Tennessee; Northwest Ter…
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which of the following is a definition of art appreciation? a field of …
D. The application of basic tools of visual literacy to understand and admire works of art
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what does it mean to reintegrate? * to isolate. to separate. to bring b…
To bring back into a group. B. Modern
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use the card deck below to answer the questions. for the next few quest…
0.4
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how old is pearl in this scene? * 10 poi three months old. three years …
1. C. Seven years old 2. C. What it means and if the minister has one, too
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multiple choice 1 point if a participant is selected at random from thi…
The probability that a randomly - selected participant knows no cats and no dogs is $\frac{21}{34}$, so the answer is 21/34.
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review the story. together. jade was practically dancing, much to raven…
She wants to book her first significant gig.
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cats and dogs a survey polls 34 participants, and asks them how many do…
How many participants own exactly 1 cat? 14 How many participants own exactly 1 dog? 13 How many participants own exactly 1 cat and exactly 1 dog? 3 According to the union - rule,…
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ch 12 a fair die is rolled and the sample space is given s={1,2,3,4,5,6…
All of the statements are true. 1. \(P(A\ or\ B)=\frac{4}{6}\) because \(P(A)=\frac{2}{6}\), \(P(B)=\frac{2}{6}\) and \(A\) and \(B\) are mutually exclusive so \(P(A\ or\ B)=P(A)+…
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a standard deck of cards has 13 ranks: 2 - 10, jack, queen, king and ac…
1. $\frac{1}{13}$ 2. $\frac{12}{13}$ 3. $\frac{7}{13}$ 4. $\frac{2}{13}$ 5. $\frac{0}{52}$
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9 numeric 1 point if you draw a card randomly from the above deck of ca…
9. 0.3077 10. 0.6923