統計と確率
データ分析、確率分布、仮説検定、統計手法。
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read the excerpt from animal farm. as winter drew on, mollie became mor…
Clover sees a man petting Mollie, but Mollie denies it.
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1. explain how the colonists used the boston massacre as *propaganda* i…
The colonists used the Boston Massacre as propaganda by spreading images like Paul Revere's engraving that exaggerated the event to portray British soldiers as violent oppressors,…
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for each of the following, determine whether the question is a statisti…
a. Not a statistical question. Reason: There is a single, definite answer for one's own last - name. b. Statistical question. Reason: Different students have last names with diffe…
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2. graph the data. find the numerical value of the slope and interpret …
The numerical value of the slope is 3. It means that for each additional yard, the number of feet increases by 3.
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1. explain how the colonists used the boston massacre as *propaganda* i…
The colonists used propaganda by creating and spreading images and stories of the Boston Massacre. Engravings like Paul Revere's exaggerated the violence, portraying British soldi…
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1. explain how the colonists used the boston massacre as *propaganda* i…
The colonists used the Boston Massacre as propaganda by creating and spreading images and stories. Paul Revere's engraving of the event was a key piece of propaganda. It showed Br…
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a math club is researching a golf tournament fund - raiser. it will cos…
$2600$
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a cafeteria purchases milk from one of three providers each week, depen…
$2.90$
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harlene tosses two number cubes. if a sum of 8 or 12 comes up, she gets…
\(-\frac{1}{6}\)
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given the spinner below in which all regions are equal, which of the fo…
A number less than or equal to 3 will add one point. A 4 will lose two points.
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considering making a new product. the probability that the new product …
$P = \$240,000-\$196,000=\$44,000$; The expected value is a weighted average of each possible value weighted by its probability; $EV = (\$44,000)(0.75)+(\$-196,000)(0.25)=\$-16,00…
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8 multiple choice 2 points epics often begin in medias res, meaning ___…
# Breve Explicación: El término "in medias res" es un término latino usado en la literatura para describir el comienzo de una narración en el medio de los acontecimientos, en luga…
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6. a study is being done on the average number of texts sent by a high …
a. $4.242$ b. $(15.458,23.942)$ c. Yes, because $16.5$ lies within the interval $(15.458,23.942)$.
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you roll a 6 - sided die. what is p(greater than 4)? choose the closest…
C. 33.3%
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you pick a card at random. what is p(greater than 6)? write your answer…
$16.7\%$
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you flip a coin. what is p(heads)? $\frac{1}{2}$ 1 $\frac{1}{4}$ $\frac…
A. $\frac{1}{2}$
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you pick a card at random. 2 3 4 5 6 7 8 9 what is p(odd)? write your a…
50%
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read the passage and then answer the question. the roaring twenties was…
D. made worse
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you spin the spinner once. what is p(5)?
$\frac{1}{5}$
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the following histogram displays the distribution of battery life (in h…
B. 0.68
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select the text from the paragraph that best helps you understand that …
"risky investments in the stock market"
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you roll a 6 - sided die. what is p(3)? write your answer as a fraction…
$\frac{1}{6}$
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according to the bureau of labor statistics, in may 2014 the mean hourl…
$1.79$
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you flip a coin. what is p(tails)? 30% 40% 70% 50%
D. 50%
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select the text from the paragraph that best helps you understand that …
awards recognizing the work of individuals who are no longer living
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you spin the spinner once. what is p(less than 8)? 71.3% 87.5% 73.8% 81…
87.5%
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you pick a card at random. 4 5 6 7 8 what is p(less than 5)? write your…
$\frac{1}{5}$
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the number of days (x) after mailout it takes a utility company to rece…
25
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4. a 3.00 kg box of chocolates costs $7.50. using the simplest possible…
3.00/7.50 means the mass of chocolates (in kg) per dollar. 7.50/3.00 means the cost per kilogram of chocolates (in dollars).
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name: arman academic vocabulary: nonfiction narrative academic terms ap…
| WORD | PREDICT MEANING | RELATED WORDS | |--|--|--| | attribute | To regard something as being caused by or belonging to someone/something | contribute, tribute | | gratifying |…
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1. apply concepts the adjective compound means \made by the combination…
The parts are "micro -" and "scope". The reason for combination is that "micro -" gives the idea of smallness and "scope" indicates an instrument for viewing, together creating a …
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studying history studying history is a fascinating journey that offers …
1. Bias can distort historical accounts, and historians need to create balanced and accurate histories. 2. Factors like ethnicity, social class, and regional background can lead t…
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a company is considering making a new product. estimate the probability…
The expected value is a weighted average of each possible value weighted by its probability. $EV=(44000)(0.75)+(-196000)(0.25)=-\$16000$ The expect average profit is $-\$16000$ Th…
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question 2 suppose the time to complete a 200 - meter backstroke swim f…
C. 129.5
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question 2 suppose the time to complete a 200 - meter backstroke swim f…
C. 129.5
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10. the table below shows the recorded temperature on a certain day sta…
a) \(y = 2.91x+64.61\) b) \(87.9^{\circ}\)
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1. what is the meaning of sedentary? a friendly b inactive c mindful d …
B. inactive
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in the sentence, the reckless die young, the old men advised, and their…
Reliable and enduring
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slopes of non - parallel lines. the graph shows four linear functions. …
\(x = - 7.5\)
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in the sentence defining something that cannot be carried in the hand o…
C. A person's reputation and honor
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5. the manager at tim hortons is interested in the distribution of chan…
a. The manager can conclude that the mean of all change given is more than $0.50$ since the 95% confidence interval is $(0.63726, 0.66274)$ and $0.50$ is not in this interval. b. …
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team name team a team b team c team d team e team f team g team h point…
b. Not Supported
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1. what is the maximum number of feet that roller - coasters drop durin…
2a. N, because arm spans are measured numerical values. 2b. N, because the number of languages is a count. 2c. C, because favorite sport is a category. 2d. N, because the number o…
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1. for each of the following, determine whether the question is a stati…
a. Not statistical. Reason: Single - valued answer for one last name. b. Statistical. Reason: Multiple last - name lengths for different students. c. Statistical. Reason: Multiple…
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select the word that means a person who opposes another. in robert loui…
Antagonist
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select the word that means a main character. the 2016 pulitzer prize fo…
protagonist
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5. the manager at tim hortons is interested in the distribution of chan…
a. The manager can conclude that the mean of all change given is more than $0.50$ since the 95% confidence interval is $(0.63726,0.66274)$ and $0.50$ is not in this interval. b. T…
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select the word that means a place with many confusing paths and passag…
Labyrinth
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which of the following did your solution include? p = $240,000 - $196,0…
All of the above options (assuming the options are the listed statements about profit calculation, expected - value definition, expected - value computation, statement of average …
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select the word that means with their true identities kept secret. the …
Incognito
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6. the box plot displays the temperature of saunas in degrees fahrenhei…
120
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for each of the following, determine whether the question is a statisti…
No, because it has a single, definite answer. - **b. How many letters are in the last names of the students in my 6th - grade class?**
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select the word that means gave a false idea of. edith piaf was a frenc…
belied
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select the word that means to do something special to honor and remembe…
commemorate
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select the word that means present from birth. frans de waal, a primato…
innate
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a company is considering making a new product. they estimate the probab…
The company should not make this new product since the expected profit is -$16000$.
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select the word that means a state of resting. mary cassatt was a ninet…
repose
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you play a game in which two coins are flipped. if both coins turn up t…
$\frac{1}{3}$
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5. the dot plot represents the distribution of wages earned during a on…
a. Mean is 118.5. On average, the weekly wage of these 12 college students is $118.5. b. Median is 118. Half of the 12 college students earn less than $118 per week and half earn …
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church fathers the church fathers were the first authoritative teachers…
According to Athenagoras, man was created with inherent value and not for the use of other things created by God.
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what is the expected number of female children in a family with three c…
1.5
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4. the dot plot shows the weight, in grams, of several different rocks.…
B. bimodal
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in each turn of a game you toss two coins. if 2 heads come up, you win …
Expected value: 0.25 The game is: favorable
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select the correct answer. in basilica plan church architecture, the ch…
A. the central open space within the church
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identifying a fair game in each turn of a game you toss two coins. if 2…
0.25
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36 multiple choice 1 point which term means when an athlete fully under…
A. Assumption of Risk
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roll a number cube. if the number cube comes up odd, you win the same n…
-0.5
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3. kelloggs claimed their frosted mini wheats improved childrens attent…
a. The calculated interval refutes the claim made by Kellogg's because 20% is not within the 4% to 14% interval for the true improvement in attentiveness. b. The researcher could …
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in basketball, shaquille makes 40% of his free - throw attempts. he goe…
0.56
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1. for each of the following, determine whether the question is a stati…
No #### b. How many letters are in the last names of the students in my 6th - grade class?
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2. a doctor would like to estimate the average number of hours per week…
D. 100
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chapter 3 reading guide 3.1: where people live 1. how might population …
1. Population growth could lead to more construction, denser cities; decline could result in abandoned areas. 2. Climate: Moderate climates attract more people; extreme ones repel…
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the graph below shows the numbers of visitors at a museum over six days…
(a) 180 (b) Sunday to Monday
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the probability of a sum of 7 or 11 is: 1/36 1/18 2/9 1/36 complete the…
The probability of a sum of 7 or 11 is \(\frac{2}{9}\). The expected value of the number of points for one roll is 3.
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name: hw 1.4 1. xena wanted to know the average height after 3 weeks of…
C. Between 5.25 inches and 7.75 inches
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you toss two number cubes. if a sum of 7 or 11 comes up, you get 7 poin…
$\frac{2}{9}$
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number of repairs 12 10 8 6 4 2 0 computer radio television dvd player …
(a) television, 3 (b) 5 (c) 3
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finding the expected value in a marble game derek and mia place two gre…
$-\frac{1}{9}$
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answer the questions. (a) which color had the least t - shirts sold? or…
(a) white, 3 (b) 3 (c) 2
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derek and mia place two green marbles and one yellow marble in a bag. s…
$\frac{1}{81}$
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mia place two green marbles and one yellow marble in a bag. derek picks…
$\frac{2}{9}$
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hazardous waste: following is a list of the number of hazardous waste s…
74
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a certain store sells t - shirts in 4 colors. the number of t - shirts …
(a) orange, 1 (b) 9 (c) 1
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a-27. at an aunts wedding, nicolas collected data about an ice sculptur…
a. $y =-\frac{5}{2}x + 10$ b. $12.5$ inches
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a survey of 150 people at a local high school about playing video games…
The $P(\text{junior and video games}) = 32\%$, the two events are not independent.
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a two - way frequency table shows grades for students in college and st…
No, P(high school ∩ GPA above 3.0) ≠ P(high school)·P(GPA above 3.0)
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the activity preference of teachers and librarians is given in the tabl…
P(librarian and chooses movie)
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carson drives to school the same way each day, and there are two indepe…
14%
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7 multiple choice 0 points what does hipaa stand for? health insurance …
Health Insurance Portability and Accountability Act
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three hundred high school seniors were surveyed about their intended co…
10%
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which r - value represents the strongest negative correlation? 0.9 0.38…
- 0.7
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a-26. the graph below compares the age and the number of pets for a cer…
There is a non - linear association. Initially, as age increases from approximately 25 to 40 years, there is a positive association between age and the number of pets. After 40 ye…
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the six statements about logos and ethos below. for a statement that is…
1. True 2. False 3. True 4. True 5. True 6. False
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which table shows a negative correlation?
The fourth table shows a negative correlation.
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payton collected data to show the relationship between the number of ho…
-4.5
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joeys first 13 quiz grades in a marking period are listed here. 82, 93,…
83 D. About half of Joey's quiz scores are greater than the median, and about half are less.
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directions: use a copy of the declaration of independence to answer the…
1. July 4, 1776 2. To break free from British rule and assert sovereignty 3. All individuals are born with equal natural rights 4. Life, liberty, and the pursuit of happiness; Per…
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twenty - six football players ran a lap after practice. their lap times…
$78.5$
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complete the statement. the range of values for the correlation coeffic…
$-1$; $1$
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a line of best fit is f(x)=-0.86x + 13.5 for the set of points in the t…
-2