Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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which source would be most reliable for researching the most effective …
an article from a university that uses advanced statistics to determine the total calorie loss for 10 different physical activities
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6. eric found that about 60% of 80 classmates at school like hip - hop …
A. The number of his relatives who like hip - hop is greater than the number of his classmates who like hip - hop.
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assume that the red blood cell counts of women are normally distributed…
A. \(0.0156\)
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1. the word ____________ is derived from the greek words ástron, meanin…
1. Astronaut 2. Asterisk
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2. in their brochure, autonation career school estimated the average di…
a. \(2821.43\) b. El promedio calculado (\(2821.43\)) es menor que la estimación (\(2850\)) c. \(3050\)
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classifying a gang \criminal street gang\ means any ongoing organizatio…
Laura's new group of friends requires her to shoplift if she wants to continue to hang out with them.
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\criminal street gang\ means any ongoing organization, association or g…
participating in criminal activity, having a common name, sharing an identifying sign or symbol
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d your answer to one decimal place.) \\( \\frac { ( 95 \\times 15 \\% )…
\(86.8\)
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weighted mean is given by the formula below, where $w_1$, $w_2$, $w_3$,…
\(87.9\)
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the weights of college football players are normally distributed with a…
A. 0.3812
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which event from a raisin in the sun is most likely meant to create a t…
D. Walter decides to move to the house.
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in one region, the september energy consumption levels for single - fam…
C. 0.1982
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in a raisin in the sun, what does the concept of home most likely mean …
D. The walls that surround her
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which of the following scatter diagrams suggests the following conclusi…
(a) graph b (b) graph c
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a professor grades students on four tests, a term paper, and a final ex…
\(83.5\)
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to find the weighted mean, multiply each grade (the data point x) by it…
\(87.9\)
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weighted mean = \\frac{\\sum(x\\cdot w)}{\\sum w} the weights can be su…
\(88.8\)
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this question has several parts that must be completed sequentially. if…
The sum of the weights for four tests is \(60\%\), and the total sum of the weights is \(100\%\)
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drew is playing a game where he selects a card from a deck of four card…
2.5
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michael checked several websites and stores around town for the televis…
Mean = $\$256.50$, Median = $\$260.50$, Mode = $\$267$
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why are graphs helpful for displaying data? a. they are the only way to…
B. They help you identify patterns in the data.
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the precision scientific instrument company manufactures thermometers t…
A. \(-1.75^{\circ}\)
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according to this bar graph, what is the mode? convertibles sedans truc…
Sedans
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chris is reviewing his students midterm grades. according to this bar g…
F
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select the correct description of this distribution curve. right - skew…
Right - skewed: the median and the mode are less than the mean.
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assume that z - scores are normally distributed with a mean of 0 and a …
C. \(0.33\)
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excerpt from chapter 9 in excerpts from the odyssey by horner book 9 th…
The Cyclops threw the wood with a great crash, causing the characters to hastily retreat. This is an early sign of danger.
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assume that the weight loss for the first month of a diet program varie…
D. \(\frac{1}{2}\)
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excerpt from chapter 9 in excerpts from the odyssey by homer book 9 the…
D. to steal.
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excerpt from chapter 9 in excerpts from the odyssey by homer book 9 the…
A. business
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which of the following is not an example of how worldviews can be mobil…
Reject the foundational terms of a symbol
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excerpt from chapter 9 in excerpts from the odyssey by homer book 9 the…
B. He closes the entrance with a huge stone.
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excerpt from chapter 9 in excerpts from the odyssey by homer book 9 the…
C. He plans to milk them, so he only needs the females.
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excerpt from chapter 9 in excerpts from the odyssey by homer book 9 the…
B. They hide in the back of the cave.
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the distribution of certain test scores is a nonstandard normal distrib…
D. The mean is 0 and the standard deviation is 1.
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the population of a city from 2005 to 2012 is approximated in the follo…
B. The population of the city in the year 2005 was \(112.6\) (in thousands).
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which of the following is not an example of how worldviews can be mobil…
Reject the foundational terms of a symbol
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question 20 (1 point) __________ is a subcategory of adventure travel d…
Extreme tourism
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2. discouraged workers and underemployed workers by keeping track of di…
They are available for work. They would like to have jobs. They have not looked for work during the past four weeks.
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from the lliad of homer translated by richard lattimore book twenty - t…
Fate is controlling
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translated by richard lattimore book twenty - two so along the city the…
the influence of gods
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from the iliad of homer translated by richard lattimore book twenty - t…
Both urge Hektor to be cautious
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epic beginnings homophones are words tha have exactly the same meaning …
sound the same but have different meanings
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in a heated debate in biogeography, the field is divided between disper…
B. By contrast.
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this is an excerpt from the influence of sea power upon history by a.t.…
D. public land
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24/36×100=2/3×100=200/3=66.7 player free throws attempted free throws m…
$68.2\%$
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question 10 (1 point) __________ is a subcategory of adventure travel d…
Jungle tourism
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true or false 1 point true or false? zooming in on a graph (truncating)…
4. True; 5. False
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true or false? zooming in on a graph (truncating), which makes less of …
Approximately \(74^{\circ}\)
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evaluate the effectiveness of each research question. what kinds of jok…
- "What kinds of jokes are the funniest to tell patients": ineffective: too broad - "How has laughter affected older people who are at...": ineffective: too broad (assuming incomp…
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the stem - and - leaf plot below shows the amounts of time (in minutes)…
(a) The medians were the same. (b) Each had the same. (c) Weekdays: \(10\) minutes, Weekends: \(10\) minutes.
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topic 3 mid-topic performance task the coach of a womens basketball tea…
Wilson: $67\%$, Bartholdi: $88\%$, Johnson: $68\%$, Garcia: $55\%$, O'Malley: $86\%$
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player free throws attempted free throws made percent wilson 36 24
$66.7\%$
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what was the link between the launch of sputnik i and the national defe…
The National Defense Education Act was created in response to the launch of Sputnik I.
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what was the link between the launch of sputnik i and the national defe…
The National Defense Education Act was created in response to the launch of Sputnik I.
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question 1 (5 points) match the prefix with the correct description the…
1. syn - 2. amphi - 3. arthr - 4. axi - 5. pro -
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the equation for the line of best fit for a data set is ( y = 2x + 1.5 …
A. \(0.5\)
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she calculates two regression models. which is true? the linear model b…
The exponential model better represents the situation because according to the linear model, the repayment amount will eventually be negative.
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janna is making a prediction of the frequency of a key that is 12 keys …
extrapolation, because a key that is 12 keys from middle C is outside the data set
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the data in the table represents a companys profit based on the number …
\(y=-1.026x^{2}+1016.402x - 162075\)
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the table shows the relationship between time spent running and distanc…
linear, because the \(r\) value for the linear model is closest to \(1\)
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the table shows the wavelength of the sound produced by keys on a piano…
\(49.73\) cm
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the quadratic regression graphed on the coordinate grid represents the …
The height of the surface decreases from the center out to the sides of the road.
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the graph shows the relationship between mens shoe sizes and their heig…
a linear relationship showing as height increases, shoes size increases
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what did galton use to calculate how strong the relationship was for th…
the correlation coefficient
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a farmer harvests apples that are heavier than the average 5 kg weight …
The next generation will weigh less than the parent generation, closer to 5 kg.
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charlie used a regression calculator to generate the equation ( f(x)=-0…
A linear representation is not the best way. The data does not follow a consistent linear trend. A quadratic regression could be a better alternative.
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the table below shows the height of a ball x seconds after being kicked…
The quadratic regression equation is \(f(x)=-14x^{2}+74x + 0\). The estimated height after \(0.25\) seconds is \(18\) feet.
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the table below shows the population of a town over x years. what value…
\(f(x)=10511.4(1.1)^{x}\), \(114000\) people
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the value of a car decreases as shown in the table below. which stateme…
- The function that best represents the data is \(f(x)=24,512(0.755)^{x}\). - The function decreases indefinitely. - It is reasonable to interpolate to the value of the car at \(4…
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the table below shows the profit based on price for an object sold by a…
The data is best represented by a quadratic model. If the price is \(\$5\) per unit, the expected profit is approximately \(\$4,686\). If the price is \(\$80\) per unit, the expec…
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mr. valdez puts $10,000 in a retirement account and does not make any d…
\(f(x)=10000.00(1.05)^{x}\)
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an honest picture of health americans have long been bombarded with the…
The author fails to explain how regulating models and digital editing would help curb the rate of eating disorders.
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the average monthly amount isabella has spent on gasoline since 1990 is…
The year 2005 corresponds to an \(x\) - value of \(15\). The function that best models the data is \(f(x)=12.8x + 22.08\). A year like \(1985\) (any year before 1990) would be a y…
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story elements quick check what is one way that a reader can uncover an…
By looking at how the author develops the characters and setting.
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a new hospital tracked the number of births during its first 6 months o…
\(f(x)=5x^{2}-42x + 174\); \(158\)
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read this text. the titanic wreckage was surveyed by alvin, which is th…
no, because the text with an ellipsis no longer has the same meaning
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what is the difference between erudite and astute? erudite describes a …
The first statement about "erudite" is correct. The second statement about "astute" is incorrect. "Astute" means shrewd, clever in a practical sense (e.g., an astute businessperso…
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which of the following statements are true? mark all that apply. if the…
- If the Expected Value of a game is zero, we say that it is a 'fair game' - If \(P(A)\) is the probability that event \(A\) will occur, the probability event \(A\) will not occur…
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a 40 - year - old man in the u.s. has a 0.242% risk of dying during the…
\(-58\)
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experts calculate the probability of a particular horse winning the ken…
\(P(\text{not win}) = 0.7\) The odds against the horse winning the race is \(7\) to \(3\)
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a card is drawn randomly from a standard 52 - card deck. find the follo…
Probability the card drawn is a face card: \(\frac{3}{13}\) Probability the card drawn is not a face card: \(\frac{10}{13}\) Odds in favor of drawing a face card: \(3:10\) Odds ag…
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find the odds for rolling a 6 - sided die and getting a 4. to find the …
- Odds for: \(1\) to \(5\) - Odds against: \(5\) to \(1\)
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your favorite basketball player is a 89% free throw shooter. find the p…
\(11\%\)
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a ball is drawn randomly from a jar that contains 3 red balls, 4 white …
(a) \(\frac{1}{4}\) (b) \(\frac{3}{4}\) (c) \(0\)
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if you randomly select a card from a well - shuffled standard deck of 5…
a) \(\frac{3}{4}\) b) \(0.75\) c) \(75.0\)
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lets say you have a bag with 22 cherries, 10 sweet and 12 sour. if you …
\(\frac{5}{11}\)
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a die is rolled. find the probability of the given event. write your an…
(a) \(\frac{1}{6}\) (b) \(\frac{1}{2}\) (c) \(\frac{1}{6}\)
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tracie rides the bus home from school each day. the graph represents he…
Tracie's bus travels towards her home at an average speed of \(\frac{1}{2}\) mile per minute.
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complete the sentence with the word that best fits the overall meaning …
pristine
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complete the sentence with the word that best fits the overall meaning …
adroitly
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complete the sentence with the word that best fits the overall meaning …
indispensable
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complete the sentence with the word that best fits the overall meaning …
impulsive
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complete the sentence with the word that best fits the overall meaning …
premature
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complete the sentence with the word that best fits the overall meaning …
mar
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complete the sentence with the word that best fits the overall meaning …
misrepresentation
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complete the sentence with the word that best fits the overall meaning …
corroborated
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complete the sentence with the word that best fits the overall meaning …
scrutinizing
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complete the sentence with the word that best fits the overall meaning …
imploring
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complete the sentence with the word that best fits the overall meaning …
a virtuosic