Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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for a sample of 120 transformers built for heavy industry, the mean and…
B. No. The z - score is $0.55$, meaning that the number of swells is not unusual and is not an outlier.
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for a sample of 120 transformers built for heavy - industry, the mean a…
B. No. The z - score is 1.59, meaning that the number of sags is not unusual and is not an outlier.
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multiple choice question the ______ environment of business impacts all…
global
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the salaries of superstar professional athletes receive much attention …
C. To refute the argument, the owners should use the median because the median is the value at which half of the data values are higher than it. The median is affected by extreme …
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salaries of professional athletes receive much attention in the media. …
The players' association might want to use the mean because the mean is the average value of all the players' salaries and is likely to be higher due to the presence of high - ear…
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construct the cumulative frequency distribution for the given data. age…
| Age (years) of Best Actress when award was won | Cumulative Frequency | |----|----| | Less than 30 | 26 | | Less than 40 | 40 | | Less than 50 | 42 | | Less than 60 | 46 | | Les…
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question 4 a random sample of 30 male college - students was selected, …
| Height | Frequency | Relative Frequency | |---|---|---| | 66 | 2 | 0.07 | | 67 | 3 | 0.10 | | 68 | 0 | 0.00 | | 69 | 6 | 0.20 | | 70 | 4 | 0.13 | | 71 | 4 | 0.13 | | 72 | 3 | 0.…
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determine the distribution of the data pictured in the histogram below.…
Skewed - right
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a research team studying addiction and how it impacts personal relation…
Qualitative research (specifically, in - depth interviews)
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for a sample of 110 transformers built for heavy industry, the mean and…
B. No. The z - score is 1.53, meaning that the number of swells is not unusual and is not an outlier.
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american civilizations (prehistory - 1570 ce) end of lesson test 3 meso…
Middle America
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for a sample of 110 transformers built for heavy industry, the mean and…
A. Yes. The z - score is - 3.71, meaning that this is an outlier and almost every other transformer has more sags.
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characterization in grendel grendel it wasnt because he threw that batt…
He is weak and easily disgusted by dead animals.
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for a sample of 117 transformers built for heavy industry, the mean and…
A. No. The z - score is $1.48$, meaning that less than approximately 68% of transformers have a number of swells closer to the mean.
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the graph shows a relationship between the size of 18 households and th…
B. $y=-0.34x + 5.19$
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what percentage of the measurements in the data set lie to the left of …
75%
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consider the horizontal box - plot shown to the right. what percentage …
75%
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consider the horizontal box - plot shown to the right. what percentage …
The percentage of the measurements in the data - set that lie to the left of the upper quartile is 75%. The percentage of the measurements in the data - set that lie to the right …
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consider the horizontal box - plot shown to the right. d. is the data s…
d. A. The data is skewed right. e. 50%
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consider the horizontal box - plot shown to the right. iqr = 4 (round t…
A. The data is skewed right.
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consider the horizontal box - plot shown to the right. b. what are the …
4
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consider the horizontal box - plot shown to the right. a. what is the m…
a. 5 b. $Q_L = 4$, $Q_U = 8$
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consider the horizontal box - plot shown to the right. a. what is the m…
6
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this building housed a mayors office and a commissary, or grocery store…
Some Hoovervilles had basic public services and conveniences. Having a mayor shows that this Hooverville has a system of self - government.
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a sample data set has a mean of 69 and a standard deviation of 12. dete…
a. is an outlier b. is not an outlier c. is not an outlier d. is not an outlier
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scores on a mathematics assessment test for eighth - graders have a mea…
A. For this problem, the mean value of 281 represents the average test score on a mathematics assessment test for eighth - graders. B. For this problem, the 10th percentile of 231…
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scores on a mathematics assessment test for eighth - graders have a mea…
A 10th percentile of 231 means that 10% of the scores fall below 231 and 90% of the scores fall above 231. A 25th percentile of 251 means that 25% of the scores fall below 251 and…
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scores on a mathematics assessment test for eighth - graders have a mea…
A. For this problem, the mean value of 281 represents the average test score on a mathematics assessment test for eighth - graders. B. For this problem, the 10th percentile of 231…
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scores on a mathematics assessment test for eighth - graders have a mea…
A 25th percentile of 251 means that 25% of the scores fall below 251 and 75% of the scores fall above 251.
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scores on a mathematics assessment test for eighth - graders have a mea…
1. D. For this problem, the mean value of 281 represents the average test score on a mathematics assessment test for eighth - graders. 2. A 10th percentile of 231 means that 10% o…
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scores on a mathematics assessment test for eighth - graders have a mea…
D. For this problem, the mean value of 281 represents the average test score on a mathematics assessment test for eighth - graders.
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which statements describe the last two lines of a shakespearean sonnet?…
A. They rhyme with each other. B. They are referred to as a couplet. D. They may reinterpret the poem's meaning. (Note: Only three correct options are present among the given ones…
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extracto de la letra escarlata por nathaniel hawthorne capitulo 3 “el r…
# Breve explicación: El extraño en el mercado se describe como un hombre blanco vestido con una extraña confusión de atuendos civilizados y salvajes. Esta descripción sugiere que …
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extracto de la letra escarlata por nathaniel hawthorne capitulo 3 \el r…
Él cree que un hombre debe hacer uso igualitario de su intelecto y de sus emociones para tomar decisiones críticas.
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the scarlet letter, part 2 extracto de la letra escarlata por nathaniel…
humillación pública y ostracismo
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compare the z - scores to decide which of the following x - values lie …
The x - value that lies the greatest distance above the mean is $x = 100$ (from part a) and the x - value that lies the greatest distance below the mean is $x = 1$ (from part b).
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extracto de la letra escarlata por nathaniel hawthorne capítulo 3 \el r…
La gente de la comunidad tiene miedo de sufrir una vergüenza similar.
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interpolating data devin recorded the number of hours he played a video…
3.0
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the scarlet letter, part 2 extracto de la letra escarlata por nathaniel…
La mujer era considerada propiedad de su marido.
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extrapolating data the regression calculator shows the relationship bet…
5
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the scarlet letter, part 2 extracto de la letra escarlata por nathaniel…
# Breve Explicación: En el extracto, se describe cómo Hester Prynne soporta una gran presión y no se rinde, mostrando que su espíritu no se derrumba fácilmente. Esto demuestra su …
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compare the z - scores to decide which of the following x - values lie …
The value with the greatest distance above the mean is $x = 100$ (with $z = 2.00$) and the value with the greatest distance below the mean is $x = 1$ (with $z=-3.00$).
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give the percentage of measurements in a data set that are above and be…
There are 16% of measurements above the 84th percentile and 84% of measurements below the 84th percentile.
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extracto de la letra escarlata por nathaniel hawthorne capitulo 3 “el r…
# Breve Explicación: En la novela "La letra escarlata", el discurso de Dimmesdale es conmovedor debido a la profunda emoción que transmite. La intensidad de sus sentimientos se ha…
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complete the sentence with a word that means the same as prefer. when g…
like
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describe how the way teens listen to music has evolved from record play…
A. changed
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using the regression calculator. rita is starting a running program. th…
y = 1.671x + 4.699
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dougies donuts tracked the number of donuts each customer ordered for a…
7
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coach jackson measured the height of each player on the springfield mid…
10
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3.49. if a lot of size 100 contains 5 defective or more items, the cust…
The probability of lot rejection is $1-\frac{C(95,10)+C(5,1)\times C(95,9)}{C(100,10)}$, the probability of exactly 3 defective items in the sample is $\frac{C(5,3)\times C(95,7)}…
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a. it will be easy to turn the clock back and restore dark night skies.…
D. The change to the night skies has happened recently and rapidly.
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buttons. use the data to complete the histogram below. red buttons per …
The heights of the bars for the ranges 1 - 20, 21 - 40, 41 - 60, 61 - 80, 81 - 100 should be set to 1, 7, 2, 4, 4 respectively.
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part 3 of 4 (c) what is the slope of the line and what does it mean in …
The y - intercept is $(0,b)$ (where $b$ is the initial amount spent per person on video games at the start of the study, value not given in the problem); The y - intercept means t…
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the average amount spent per person in year 3 was approximately $64.4. …
The amount spent per person on video games increased by an average rate of $9.6 per year.
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lesson 8: american civilizations (prehistory - 1570 ce) north america m…
a. The Anasazi b. The Hohokams c. The Anasazi d. The Hohokams e. The Anasazi f. The Anasazi
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lesson 8: american civilizations (prehistory - 1570 ce) north america m…
a. The Anasazi b. The Hohokams c. The Anasazi d. None of the above (not typical of these two) e. The Anasazi f. The Anasazi
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lesson 8: american civilizations (prehistory - 1570 ce) north america m…
a. The Anasazi b. The Hohokams c. No clear match d. No clear match e. The Anasazi f. The Anasazi
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3 create a dot plot showing a uniform distribution.
A dot plot with an equal number of dots above each discrete value within the chosen range, showing a uniform distribution.
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art - 111 - z191 2025fa - art appreciation / module 4: september 8 - 14…
E. 'writing with light'
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a researcher recorded the number of cows on each farm in the county. us…
The heights of the bars for the ranges 1 - 10, 11 - 20, 21 - 30, 31 - 40, 41 - 50 should be 3, 1, 4, 1, 5 respectively.
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at a store, customers are randomly selected to participate in a survey.…
126
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art - 111 - z191 2025fa - art appreciation / module 4: september 8 - 14…
C. lithography
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this style of printmaking means pictures of the floating world and was …
E. Ukiyo - e
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art - 111 - 2101 2025fa - art appreciation / module 4 september 8 - 14 …
e. intaglio
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at a candy factory, butterscotch candies were packaged into bags of dif…
Set the height of the missing bar to 40.
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a farmer counted the number of apples on each tree in his orchard. use …
The height of the missing bar (21 - 30 range) should be set to 4.
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is the following a statistical question? how tall is the auditorium at …
no
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is the following a statistical question? what is the height, in feet, o…
no
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is the following a statistical question? how much snowfall does minneap…
yes
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is the following a statistical question? how tall are palm trees?
yes
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is the following a statistical question? how far from school do your cl…
yes
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is the following a statistical question? how much allowance do sixth gr…
yes
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is the following a statistical question? when is your mothers birthday?
no
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is the following a statistical question? how many inches of rain does y…
yes
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is the following a statistical question? how many nickels are in one do…
no
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a prefix and a(n) are word - elements that modify the core meaning of t…
suffix
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there are two types of fresco: fresco secco, which means dry fresco, an…
B. buon
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recall from question 4 that the critical value for the parameters of th…
The null hypothesis cannot be rejected and the difference between the observed and the expected values can be explained by chance.
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match the word elements on the left with the proper description on the …
hypo - Prefix, meaning below, under, or less than normal ia - Suffix, denoting a condition therm - Root, related to heat
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36) a. everyday person, but, to me when i say “settle down” i mean b. e…
36) E. correct as is 37) E. correct as is 38) E. correct as is 39) E. correct as is 40) E. correct as is
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lets start by taking a look at an example evaluating a squared: 3² = 3 …
A. Multiply the number by itself.
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we have that a loan of $6000 is given at an interest rate of 17% compou…
(a) $7020 (b) $8213.40
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8 multiple choice 10 points which of the following scales of measuremen…
8. Interval or ratio scales 9. False 10. True
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6 multiple choice 10 points which of the following frequency - distribu…
6. a histogram 7. an asymmetrical distribution
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5 multiple choice 10 points for the following grouped frequency distrib…
This cannot be determined.
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multiple choice 10 points for the following frequency distribution, wha…
25
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3 multiple choice 10 points for the following frequency - distribution,…
37
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1. true or false 10 points. in a frequency - distribution table, it is …
1. True 2. C. 14
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question 4 thinking about the meaning of a word and categorizing it int…
A. semantic
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the following is the average daily temperature for portland, oregon for…
| Temperature | Frequency | Relative Frequency | Cumulative Frequency | Cumulative Relative Frequency | | ---- | ---- | ---- | ---- | ---- | | 70 - 74 | 7 | 0.2333 | 7 | 0.2333 | …
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a birthday party caterer counted the number of juice cups on the table.…
$\frac{1}{10}$
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the graph below shows the number of stores for each year. the ordered p…
D. In 2009, there were 3626 stores.
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at a hot air balloon festival, brad made note of how many passengers we…
# Explanation: ## Paso 1: Calcular el número total de globos multicolores Sumamos los valores de la columna "Multicolored": $6 + 14+17 + 3=40$. ## Paso 2: Identificar el número de…
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a college professor asked her psychology students to complete a persona…
$1$
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a flight attendant looked over a list of recent passengers. the list co…
$\frac{3}{4}$
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ariel was the lucky journalist assigned to cover the best beard competi…
# Explicación: ## Paso1: Calcular el número total de participantes con barba roja Sumamos los participantes con barba roja que solo están en el concurso de barba y los que también…
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on the first day of music class, students submitted a survey. one surve…
# Explicación: ## Paso 1: Encontrar el número de estudiantes que prefieren rock Sumamos los estudiantes que prefieren rock y cantan 0 veces y 1 - 2 veces a la semana. Es decir, $5…
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an online store sells a variety of photo albums. the albums range in ph…
# Explicación: ## Paso1: Identificar el número de álbumes verticales con menos de 50 fotos El número de álbumes verticales con menos de 50 fotos es 5. ## Paso2: Identificar el núm…
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a clown made purple, green, and yellow balloon animals at a party. he k…
# Explicación: ## Paso 1: Encontrar el total de balloon - animales en forma de perro Sumamos los valores de la columna "Dog": $10 + 8+9=27$. ## Paso 2: Encontrar el número de ball…
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janelle is a physical therapist who specializes in pediatric leg injuri…
$\frac{3}{8}$