Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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critical skills practice for love sonnets directions: read the passage …
Changing often or unreliable
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critical skills practice for love sonnets directions: read the passage …
Firm and unwavering
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in e-mails, it is okay to send messages that are —. a. aggressive and m…
d. Meant for company employees and executives
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construct a frequency distribution table. 19. number of cars per househ…
| Number of Cars | Frequency | | ---- | ---- | | \(0\) | \(3\) | | \(1\) | \(5\) | | \(2\) | \(4\) | | \(3\) | \(2\) | | \(4\) | \(1\) | ### 20. Heights of basketball players
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for each situation, identify whether the way of selecting people or thi…
9. nonprobability 10. nonprobability 11. nonprobability 12. probability 13. probability 14. nonprobability 15. nonprobability 16. probability 17. nonprobability 18. nonprobability
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go beyond complete the cumulative frequency column in the table below. …
| Scores | \(f\) | \(cf\) | | ---- | ---- | ---- | | 39 | 3 | 3 | | 47 | 5 | 8 | | 55 | 10 | 18 | | 64 | 9 | 27 | | 77 | 7 | 34 | | 86 | 4 | 38 | | 95 | 2 | 40 | | Total | \(N = 4…
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for each item, choose the data collection technique that best matches t…
1. c. counting 2. a. survey 3. d. measurement 4. e. interview 5. c. counting 6. e. interview 7. d. measurement
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the median of 5, 7, 2, 9, 8 is: 1 point 5 7 8 6
7 (corresponding to the option "7")
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the median of 5, 7, 2, 9, 8 is: 1 point 5 7 8 6
7 (corresponding to the option with "7")
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the following calculations are based on the distances (in feet) that 6 …
C. The 7th competitor had a jump that was much shorter than the previous 6 competitors.
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the following were calculated from the times (in minutes) that 10 indiv…
Mean: \(1.45\), Median: \(1.2\), Mode: \(1.2\), Range: \(1.25\), IQR: \(0.5\)
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each ordered data set below has a median of 28. which data set has a me…
B. \(23,24,27,28,28,32,39,45\)
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multiple choice at the end of the semester, mrs. johnson allows her stu…
A. Jonah's average test score will increase.
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multiple choice the amount of tips (in dollars) servers earn triples on…
C. If the most common tip a server usually earns for serving only a cup of coffee is $1.25, on holiday weeks they will usually earn $3.75.
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read the paragraph about social media. social media outlets are often c…
Social media has a valid purpose as an inexpensive, creative marketplace.
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multiple choice a shoelace company makes shoelaces of differing lengths…
A. The median length of the shoelaces produced will increase by 3 centimeters.
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which of the following is influenced by workplace etiquette? the means …
how coworkers interact
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why are references crucial in the hiring process? they offer insights i…
They offer insights into an applicant's professional demeanor and capabilities.
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time management ation below to answer the question. nt is important whe…
it gives them something to look forward to
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what is a metaphor? a direct comparison between two unlike things an ob…
a direct comparison between two unlike things
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excerpt from \the danger of lying in bed\ by mark twain i hunted up sta…
situational irony - when the opposite of what you expect actually happens
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a veterinary pharmaceutical company has developed a new vaccine for can…
Designed experiment
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(a) first choose whether the procedure described above is an observatio…
Designed experiment ### Part (b)
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question 10 of 10 a translator makes structural decisions that help a s…
B. keep the meaning and spirit of the original text intact.
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question 9 of 10 which element of an original text does a translator wa…
B. The meanings of the author’s words
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question 2 of 10 read this sentence: gina was overjoyed at being select…
B. Thrilled
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question 20 of 20 read these lines from \musée des beaux arts\ by w. h.…
D. Suffering occurs while everyone else is busy living life.
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what is the implicit meaning of this passage? nick bumped into arif at …
D. Nick likes to spend time with Arif, but Arif does not like to spend time with Nick.
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11. ellos (buscar) las llaves, pero no las (encontrar). 12. en la fiest…
11. buscaron; encontraron 12. bailaron 13. trabajaste 14. estudiamos 15. recibieron 16. nadé 17. corrió 18. gritó 19. entregaste
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a manufacturers failure to warn consumers of dangers involved in the us…
- First question: True - Second question: True - Third question: False
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(c) suppose there is a significant difference in final exam scores betw…
No. There is no procedure, however well-designed, that can give evidence to support a claim of a cause-and-effect relationship.
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jenny is a school district administrator and is interested in comparing…
(a) Observational study, retrospective (b) The explanatory variable is the teaching approach and the response variable is the final exam score.
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two tails α = 0.20 → each tail 0.10 zcrit = ±1.2816
The critical \(z\) - values for a two - tailed test with \(\alpha = 0.20\) are \(\boldsymbol{\pm1.2816}\)
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you will need the z and t tables. вопрос 12 select the tcrit for the fo…
$\pm2.1314$ (corresponding to the option + - 2.1314)
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select the tcrit for the following situation: one tail, upper alpha = 0…
1.7109
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select the tcrit for the following situation: one tail, lower alpha = 0…
-1.3163
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question 39 of 40 stacia randomly chooses a number from 1 to 10. what i…
A. $\frac{3}{10}$
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bonpoc 8 state the zcrit for the following situation: alpha = 20% two t…
The critical z - value ($Z_{crit}$) for a two - tailed test with $\alpha = 20\%$ is $\pm1.28$ (or 1.28 when considering the magnitude for the critical region boundaries).
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question 37 of 40 a randomly generated list of integers from 1 to 5 is …
D. 60%
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state the zcrit for the following situation: alpha = 5% two tails
The critical \(z\) - values (\(Z_{crit}\)) for a two - tailed test with \(\alpha = 5\%\) are \(\pm1.96\)
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bonpoc 5 1 балл (-ов) which hypothesis can include the = sign, the null…
null (the option with "null" text)
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bonpoc 4 1 бали (-08) working with the same hypothesis test, the decisi…
False
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question 28 of 40 if there are 26 successes in a sample with a size of …
C. 0.65
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bonpoc 3 1 балла (-ов) for a two sample hypothesis test, we always have…
False
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for a specific hypothesis test, you use the given alpha, number of tail…
no
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write the ha hypothesis that belongs with ho: p1 - p2 >= 0 ha:
$H_a:p_1 - p_2\lt0$
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suppose the commute times for employees of a large company follow a nor…
B. 14 minutes to 34 minutes
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question 21 of 40 an 80% confidence interval for a proportion is found …
D. 0.30
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question 18 of 40 suppose a normal distribution has a mean of 50 and a …
B. 0.84
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question 7 of 40 an 80% confidence interval is found to be (12, 20). wh…
B. 4
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question 1 of 40 if a population consisted of 32,000 people, a sample o…
C. 3200
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samuel johnsons dictionary is best described as the first study of word…
modern literary dictionary
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what was not an impact of the emancipation proclamation? allowing black…
allowing black property holders to vote
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the prices of three t - shirt styles are $24, $30, and $36. the probabi…
\(\$31\)
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the probability distribution table describes rhondas movie collection. …
60%
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which table is a probability distribution table? x 1 2 3 4 p 0.2 0.35 0…
The fourth table (with \(X = 1,2,3,4\) and \(P=0.4,0.15,0.25,0.2\) respectively) is a probability distribution table.
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which situation demonstrates the law of large numbers? if you roll a si…
If 800 people are randomly surveyed about the TV shows they watch, about 400 of them will be women.
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the letters that spell tennessee are each written on separate tiles lyi…
\(\frac{4}{9}\) (the fourth option)
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according to the graph, what is the experimental probability of selecti…
15%
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martha believes that the probability of her being selected for the lead…
\(\frac{7}{11}\) (corresponding to the third option)
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he graph shows the number of each kind of cd in dantes collection. what…
30%
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what is the value of the expression? $_{6}p_{3}$ 720 120 20 6
120
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ordering at a restaurant in this lesson, you will learn how to order fo…
### Vocabulary Preview Answers: 1. **order (verb)**: The meaning of "order" as a verb in a restaurant context is to tell the server what you want to eat or drink, so it matches op…
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the matrix shows the number of sandwiches sold at a deli. turkey ham to…
40%
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\and so, my fellow americans: ask not what your country can do for you—…
It inspired people to recall their sense of patriotism and participation.
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prices of a used car for a specific year the kelley blue book stated th…
\(H_0: \mu_1 = \mu_2\) \(H_1: \mu_1 < \mu_2\) This hypothesis test is a **left - tailed** test. (The claim is that college students spent less for a used car than those in the gen…
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prices of a used car for a specific year the kelley blue book stated th…
\( H_0: \mu_1 = \mu_2 \) (where \(\mu_2\) is the mean for non - college students), \( H_1: \mu_1 < \mu_2 \) This hypothesis test is a left - tailed test.
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select two different ways to state that the difference of means of the …
B. \( H_1: \mu_1 - \mu_2 < 0 \) D. \( H_1: \mu_1 < \mu_2 \)
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multiple cholce question why is it important to do prewriting planning …
Prewriting planning helps you avoid writing a response that does not answer the probe correctly.
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read the excerpt from samuel johnsons preface to a dictionary of the en…
He studies the diction of everyday speech.
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read the sentence from samuel johnsons preface to a dictionary of the e…
pure, genuine
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name: date: clb 4 reading instructor assessment tool theme: preparing f…
s: 1. When they want to choose and order food in a restaurant. 2. F 3. F 4. Waldorf Salad, Fruit Salad (answers may vary based on actual menu, but these are common options) 5. Mad…
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\gdp per capita\ means that the gdp is calculated per country. day. dol…
O person.
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what is one reason government intervention proved necessary during the …
Bank failures and credit problems meant spiraling unemployment, home losses, and business failures.
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what was one impact of the stock market crash and the depression on ame…
record high rates of unemployment
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read the passage from the pillow book. \i wish they could live for a wh…
The author wants to share her delights with the world.
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examine the graph which letter corresponds to where the label \country\…
C. C
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read the passage from the pillow book. \when i make myself imagine what…
C. 'yet have had no opportunity to find out what the world is like'
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examine the map showing us population distribution. what conclusion can…
The Northeast had the greatest population density in the nation.
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what does the sentence below mean? ella bailó con el príncipe. he dance…
She danced with the prince.
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what does the highlighted phrase mean? ella cocinaba la comida. she coo…
She used to cook.
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what does the sentence below mean? ella no tenía pelo café ni negro. sh…
She didn't have brown or black hair.
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what does the sentence below mean? esta chica era muy guapa. this guy w…
This girl was very beautiful.
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author point of view ryans argument school should start later in the mo…
Suggest adjusting the schedule so students get enough sleep without affecting after-school plans.
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i was playing in the backyard, ? . my mom was cooking dinner. which s…
meanwhile
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sequence keywords: first then finally during next before after meanwhil…
"Meanwhile" means two events are happening at the same time.
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many trees shed leaves annually;?, maples drop their leaves in autumn. …
for instance
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tensions mount throughout the first half of the 1800s tensions mounted …
slavery
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tensions mount throughout the first half of the 1800s tensions mounted …
Congress
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tensions mount throughout the first half of the 1800s tensions mounted …
the Compromise of 1850
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a movie theater offers a promotion where 20% of ticket stubs are random…
70
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a toy machine dispenses capsules, and 10% of them contain a rare figuri…
50
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a concert ticket website offers a 5% chance of getting a vip upgrade wi…
30
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a soccer player has a 35% chance of scoring on a penalty kick. during a…
21
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a bowl contains 12 beads. 5 of them are red. if one is randomly drawn, …
$\frac{5}{12}$
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a bowl contains 9 buttons. 4 of them are red. if one is randomly drawn,…
$\frac{4}{9}$
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what should a complete and effective summary of \a modest proposal\ inc…
a paraphrase of the main ideas in "A Modest Proposal", an explanation of the meaning and purpose of the satire, some quotations that serve as evidence of Swift’s ideas
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a bag contains 10 marbles. 2 of them are green. if one is randomly draw…
$\frac{1}{5}$
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a deck has 5 cards. 3 of them have stars. if one is randomly drawn, wha…
$\frac{3}{5}$
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a bowl contains 9 buttons. 2 of them are blue. if one is randomly drawn…
$\frac{2}{9}$