Statistik
Datenanalyse, Wahrscheinlichkeitsverteilungen und Hypothesentests.
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use the side - by - side boxplots shown to complete parts (a) through (…
50
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use the side - by - side boxplots shown to complete parts (a) through (…
\(30\)
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question #14 determine if the following scenario is best described as a…
Observational study # Question #15
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question #12 a statistics student is conducting an experiment where the…
No, because the results are likely to happen by chance. # Question #13
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consider the following studies: study 1: a researcher at a marketing fi…
- For the studies: Study 1 is an observational study while Study 2 is experimental. - For the data type: Discrete data.
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study 1: a researcher at a marketing firm wants to determine how popula…
Discrete data
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question #8 in a study of 25 local gyms, the average membership price w…
Yes, because the increase has an impact on the customer. # Question #9
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question #5 determine if the following scenario is best described as an…
Observational study # Question #6
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question #3 a swimming pool is filled with water. if not rounded to the…
- Question 3: continuous - Question 4: Survey
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question #1 in a study, subjects were found by choosing every student a…
Census # Question #2
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3. seth has 4 plaid shirts and 5 solid - colored shirts hanging togethe…
C. \(\frac{4}{9}\) ### Question 4
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27. an updated probability in bayesian thinking is also known as: a. an…
C. A posterior probability
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26. what are the odds of drawing an ace from a standard 52 - card deck?…
C. 4 to 48
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read the following lines from the story \the necklace\ by henri rené al…
She wanted to live above her means.
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25. what method uses repeated random sampling to estimate the probabili…
A. Monte Carlo Simulations
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read the following lines from the story \the necklace\ by henri rené al…
She was from a middle - class family.
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22. which scenario is an example of using monte carlo simulations? a. c…
C. Estimating the success rate of a school event based on weather conditions
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you roll a fair 6 - sided die. what is p(roll greater than 4)? if neces…
\(0.33\)
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20. in an experiment, you roll a six - sided die 60 times, and the numb…
d. \(0.25\)
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19. bayesian thinking is used to: a. update the probability of a hypoth…
a. Update the probability of a hypothesis with new information
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17. a factory produces 500 items, and 10 are defective. what is the emp…
B. \(0.02\)
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15. how many outcomes are possible when flipping a coin? a. 2 b. 1 c. 4…
A. 2
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you spin the spinner shown below once. each sector shown has an equal a…
\(0.4\)
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13. which scenario is an example of a dependent event in probability? a…
B. Drawing a card and then drawing a second card without replacing the first
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you spin the spinner shown below once. each sector shown has an equal a…
\(0.4\)
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11. the primary goal of calculating expected outcomes is to: a. solve c…
d. Make informed decisions by comparing different options
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you roll a fair 6 - sided die. what is p(roll greater than 6)? if neces…
\(0\)
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10. what is the probability of the ball landing on a red slot in americ…
B. \(18/38\)
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mrs. avery is going to randomly select one student from her class to re…
\(0.54\)
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greg has an mp3 player called the jumble. the jumble randomly selects a…
\(0.59\)
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9. in an experiment, you draw marbles 100 times, and the empirical prob…
\(x = 40\), so the answer is d. 40.
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8. what does the k in the binomial formula represent? a. probability of…
d. Number of successes in \(n\) trials
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the heights of people of the same gender and similar ages follow normal…
No, because the median is not midway between the first and third quartiles.
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6. in a batch of 200 products, 15 are defective. what is the theoretica…
a. \(0.975\)
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5. if the empirical probability of rolling a 2 on a die is $\\frac{4}{2…
B. 4
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4. which of the following could explain a discrepancy between theoretic…
B. All of the above
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3. if you flip a coin 100 times and it lands on heads 48 times, what is…
B. \(0.48\)
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question 7 of 10 many customers became ill because of the bad meat they…
C. contaminated
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2. what is the probability of rolling a 4 with a six - sided die? a. 1/…
C. \(1/6\)
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question 5 of 10 how should you use transitions within your paper? a. t…
C. To show the connections between your ideas
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1. what concept measures the likelihood of an event occurring against i…
A. Odds
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unit 8 exam the reality: it was clear that \separate but equal\ did not…
Brown v. Board of Education
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15. which scenario is an example of using monte carlo simulations? a. c…
C. Estimating the success rate of a school event based on weather conditions
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which statement describes a personal pressure that is commonly associat…
Tobacco is recognized as a good stress reliever.
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13. bayesian thinking updates probabilities using: a. only prior inform…
d. Both prior information and new evidence
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population growth of mission first city according to the population gro…
D. 1980 - 1990 and 1950 - 1960
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question 9 of 10 which sentence is an example of a subjective statement…
D. Furthermore, Mr. Schlosser's appraisal is not comprehensive but a hodgepodge of impressions, statistics, anecdotes and prejudices.
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10. which scenario best illustrates conditional probability in environm…
C. Estimating the probability of a household recycling if it already composts
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the table shows the number of persons employed at a company for the las…
For the last three years, the number of new employees increased by the same amount.
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8. an updated probability in bayesian thinking is also known as: a. a r…
d. A posterior probability
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5. which formula represents the basic probability calculation? a. p = t…
B. P = Number of favorable outcomes / Total number of outcomes
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4. which of the following is a key component of bayesian thinking? a. i…
C. Combining prior knowledge with new evidence
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1. which formula represents the calculation of an expected value? a. ev…
C. EV = Probability of Outcome × Impact of Outcome
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review the passage. the hyperbole is shown in bold. ann - margret broug…
It creates a feeling of nostalgia.
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question 19 1 pts suppose a person is receiving greater marginal utilit…
- **Question 19**: Her utility level will increase if she returns some \(Y\) and uses the refund to purchase more \(X\). - **Question 20**: satisfaction one receives from the cons…
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an updated probability in bayesian thinking is also known as: a. an exp…
B. A posterior probability
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which of the following is a key component of bayesian thinking? a. igno…
d. Combining prior knowledge with new evidence
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expected outcomes are calculated to: a. update probabilities based on p…
C. Determine the most probable result of a decision
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what method uses repeated random sampling to estimate the probability o…
B. Monte Carlo Simulations
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use the paragraph to answer the question in spite of short rations she …
It is meant to emphasize the amount of milk the cow produced
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which scenario is an example of using monte carlo simulations? a. estim…
A. Estimating the success rate of a school event based on weather conditions
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bayesian thinking is used to: a. determine the best route to a destinat…
B. Update the probability of a hypothesis with new information
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the primary goal of calculating expected outcomes is to: a. enjoy mathe…
B. Make informed decisions by comparing different options
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given that mux/px < muy/py, consumers who spend all their income on the…
For the first question: can increase utility by buying more of Y and less of X. For the second question: satisfaction.
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bayesian thinking updates probabilities using: a. only prior informatio…
C. Both prior information and new evidence
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review the passage. the verbal irony is shown in bold. singer: (singing…
It suggests that Phoebe thinks that the singer is unoriginal.
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erin used a motion detector to collect data while she walked. based on …
Erin stood still for 3 seconds.
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review the passage. the simile is shown in bold. my mom sighs. \we cant…
Neither of the given options is correct. The simile suggests that the narrator's mother is highly capable.
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read the excerpt from act i, scene i of romeo and juliet. romeo: well, …
She does not want to fall in love with anyone.
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question 8 of 10 when is it most helpful to use a direct quote in your …
B. When the quote is original to the speaker
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which excerpt from act v, scene iii of romeo and juliet best reflects t…
Prince: See what a scourge is laid upon your hate, That heaven finds means to kill your joys with love;
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7. the table shows the relationship between the number of copies made a…
B. are not
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read the sentence. alma plans to visit london and paris, where her pare…
It is a nonrestrictive relative clause because it begins with a relative pronoun, has both a subject and a verb, and is not necessary to the meaning of the sentence.
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13. a large university accepts 70% of the students who apply. of the st…
C. 3,500 students
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studying literary text unit test what idiom best describes the natural …
B. It would be best to use the idiom "snowball effect" because it means that something will continue to grow bigger and more important at an ever - increasing rate
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introduction to random variables and probability distributions and mean…
1. \(0.03\) 2. \(0.4\) 3. \(0.29\) 4. \(0\)
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ela buzz check the box next to the text that contains no fragments or p…
- Check the box for: "Beavers often build dams, but they don’t always need to" - Word - parts: fic - relating to; semi - half; part; aqua - water; Word: semiaquatic - Spelling: bl…
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review the passage. the simile is shown in bold. the desire to express …
It creates a feeling of being trapped.
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99% confidence interval will be more accurate than a 95% confidence int…
The \(99\%\) confidence interval is \((0.479,0.575)\)
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which of the following best represents the connection between the defin…
"Psyche" can be translated as "conscious self" and the most basic goal of psychology is for humans to have a better understanding of their own thoughts, feelings, and behaviors, o…
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1) find the zero(s) of the quadratic equation by factoring. (factor the…
1. \(x=-3\) 2. 1 time
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use the aleks calculator to solve the following problems. (a) consider …
(a) \(P(-1.07\lt t\lt1.07)=0.688\) (b) \(c=-1.706\)
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use the aleks calculator to solve the following problems. (a) consider …
(a) \(P(-1.56\lt t\lt1.56)\approx0.820\) (b) \(c\approx - 2.485\)
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99% confidence interval will be more accurate than a 95% confidence int…
$0.527$
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a group of hikers is progressing steadily along an uphill trail. the gr…
a. The slope of the graph is \(250\). It means that for each mile along the trail, the elevation increases by \(250\) feet. b. The slope \(250\) tells us the rate of change of ele…
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means full of doubt. desolate rendezvous siege endeavor skeptical
Skeptical
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question 5 (multiple choice worth 5 points) (lc) which economic model r…
Production possibilities curve
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____ means to surround a city or area and cut off its supplies in order…
Siege
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question 9 of 10 what is the meaning of the advice, show, dont tell? a.…
D. It can be more effective to let the reader figure out what a character is like, rather than telling the reader directly.
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____ means something cannot be erased. provision indelible skeptical mi…
Indelible
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_____ means lonely, barren, desert - like, or uninhabited. rendezvous i…
Desolated
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question 6 of 10 what can the reader look at to recognize the particula…
D. The language, diction, and tone
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question 14 listen list two ways you should de - escalate a situation w…
- If I encounter an aggressive driver while driving, to deescalate the situation I will maintain my own calm demeanor. - If I encounter an aggressive driver while driving, to dees…
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read the quotation by louis aragon. i demand that my books be judged wi…
A. Aragon wants his readers to be well informed and understand the true meaning of his writing.
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____ means to meet at a prearranged place. endeavor rendezvous siege sk…
B. Rendezvous
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a group of students at a high school took a standardized test. the numb…
Since \(P(\text{did eat breakfast}|\text{pass}) = 0.531\) and \(P(\text{did eat breakfast})=0.475\), the two results are not equal so the events are not independent.
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_____ means problem filled. misfortunate islets doubloon galleon bastion
Misfortunate
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a group of students at a high school took a standardized test. the numb…
Since \(P(\text{did eat breakfast})\times P(\text{pass}) = 0.310\) and \(P(\text{did eat breakfast and pass})=0.310\), the two results are equal so the events are independent.
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1. oh henry candy bars have a mean mass of 250 g with a standard deviat…
\(68.26\%\)
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a group of students at a high school took a standardized test. the numb…
Since \(P(\text{did eat breakfast}|\text{fail}) = 0.259\) and \(P(\text{did eat breakfast})=0.392\), the two results are not equal so the events are not independent.