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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15. the graph at the right shows the relationship between rainfall duri…
The graph is a straight line through the origin. The point \((28,20)\) means the type of plant grows \(20\) mm when it rains \(28\) cm.
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the graph to the right shows some of the winning times (in minutes) of …
\(x = 62\), and the model's estimate is approximately \(1.58\) minutes away from the actual time.
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a dentist wants to find out how often her patients floss their teeth. w…
- Patients with no cavities - Patients younger than 18 - Every patient with braces
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12. which element of smart goals includes tracking progress? a. meaning…
d. Measurable
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11. the \smart\ acronym stands for: a. structured, manageable, aligned,…
C. Specific, Measurable, Achievable, Relevant, Time - bound
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analyze each table shown. determine whether the relationship is proport…
a) Not proportional. b) Proportional, constant ratio is $\frac{19}{21}$.
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u.s. population a 3x + 150 b 18x + 235 c 5x + 236 d 13x + 270
C. \(5x + 236\)
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select the outlier in the data set. 40 50 58 61 62 76 78 214 if the out…
The outlier is \(214\). If the outlier were removed, the mean would decrease.
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sequence of events what does sequence mean? • to put events in order • …
the order of the narrative or essay
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mathematics 7 - 7 - full year topic 2 assessment part a what is the con…
The constant of proportionality is \( 20 \); the machine caps \( 20 \) bottles in \( 1 \) second.
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eyeglassomatic manufactures eyeglasses for different retailers. in marc…
a) The random variable \(X\) is the number of defective lenses in the 12 pairs of eyeglasses. b) \(n = 12\), \(p=0.152\), \(q = 0.848\), \(X\) (number of defective lenses). c) It …
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c) explain why this is a binomial experiment. check all that apply. the…
All the binomial experiment characteristics are met. So, this is a binomial experiment.
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meant on the making on the soccer field, tempers were getting heated. f…
Question 1: d. Mistakes are part of learning and growing Question 2: c. It highlights that not every attempt leads to success, but it can be humorous and memorable
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1. the drama club is printing t - shirts for its members. the printing …
a. Each T - shirt costs \(\$7\). b. The solution \(f = 65\) means that the setup fee of the second printing company is \(\$65\).
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in the country of united states of heightlandia, the height measurement…
\(0.361\)
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a manufacturer knows that their items have a normally distributed lifes…
\(5.5\)
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a manufacturer knows that their items have a normally distributed lifes…
\(0.0668\)
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a manufacturer knows that their items have a normally distributed lengt…
\(0.8790\)
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the amounts of nicotine in a certain brand of cigarette are normally di…
\(0.0968\)
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a manufacturer knows that their items have a normally distributed lifes…
\(0.521\)
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find the average 11, 22, 35 and 44. 28 112 33 22
28
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4. the linear regression function for the given data is ( y=-x + 19.7 )…
| \(x\) | \(y\) | Predicted Value | |----|----|----| | \(2\) | \(17\) | \(17.7\) | | \(4\) | \(16\) | \(15.7\) | | \(6\) | \(15\) | \(13.7\) | | \(8\) | \(12\) | \(11.7\) | | \(10…
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a normal distribution has a mean of 85 and a standard deviation of 10. …
\(1.80\)
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the scores on a standardized test are normally distributed with a mean …
\(55\)
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the time to complete an exam is approximately normal with a mean of 39 …
30, 33, 36, 39, 42, 45, 48
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the acme company manufactures widgets. the distribution of widget weigh…
a) \(41\) and \(55\) b) \(83.85\) c) \(97.5\)
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the physical plant at the main campus of a large state university recie…
\(49.85\)
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a company has a policy of retiring company cars; this policy looks at n…
\(2.35\)
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can the word \zapato\ be changed from masculine to feminine? yes, it ca…
No, because its gender will not change, regardless of whoever wears it.
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the graph illustrates a normal distribution for the prices paid for a p…
- Between \(1105\) and \(1200\): \(34\%\) - Between \(1200\) and \(1390\): \(47.5\%\) - Between \(1200\) and \(1485\): \(50\%\) - More than \(1390\): \(2.5\%\) - More than \(1485\…
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the histogram shows the weekly rates charged by different daycares for …
nearly symmetrical
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now, mrs. sparsit was not a poetical woman; but she took an idea in the…
2. that Louisa is headed for a life of tragedy
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each histogram represents a set of data with a median of 29.5. which se…
The second histogram (the yellow - colored one) most likely has a mean closest to 29.5.
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sixteen students each measured the weight of 25 pennies, in grams. the …
The graph on the right. Since the mean is approximately \(62\) and the standard deviation is \(2\), most of the data should be clustered around \(62\) (within a few standard devia…
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bryant collects a set of 20 values that represent the lengths of worms …
B. 6
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read the passage from animal farm. on the third sunday after snowballs …
Snowball is used as a scapegoat. Napoleon talks to the animals through Squealer.
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students in a fitness class each completed a one - mile walk or run. th…
The histogram will show that the mean time is greater than the median time of \(7.4\) minutes. The shape of the histogram can be approximated with a normal curve. The histogram wi…
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read the passage from animal farm. on the third sunday after snowballs …
Napoleon expects the animals to work harder and eat less.
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the graph shows a distribution of data. what is the variance of the dat…
0.25
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the graph shows a distribution of data. what is the standard deviation …
\(0.5\)
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the histogram shows a citys daily high temperatures recorded for four w…
symmetrical
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the graph represents the normal distribution of recorded weights, in po…
8.9 lbs, 9.5 lbs, 10.4 lbs
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which histogram represents a set of data that is left - skewed?
The first histogram (the one with orange bars) is left - skewed.
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the graph represents the distribution of the lengths of play times, in …
Most of the songs were between 3 minutes and 3.8 minutes long.
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sixteen students each measured the weight of 25 pennies, in grams. the …
The first graph.
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analyzing test scores using a normal distribution curve a normal distri…
By analyzing the curve, we can know that about 68% of students' scores are between 55 and 85, about 95% between 40 and 95, and about 99.7% between 25 and 105. The mean score is 70…
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the mean tests scores with standard deviations of four english classes …
The scores from Mrs. Rijo’s class are the closest to the class mean.
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consider the normal distribution curve. which statements are true about…
The variance of the data is 49. ; The median is 64. ; The data point 50 is two standard deviations away from the mean.
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enter each data set into the statistics calculator. make note of the me…
Set A is left skewed. Set B has the same mean and median. So the correct options are: Set B has the same mean and median, Set A is left skewed.
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read the quotation from \song of myself\. i depart as air, i shake my w…
They create a sense of movement.
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select the statements that are not true. sponsoring the bill means you …
All three statements are not true. - Sponsoring the bill means you must pay the Senator. - Discussing and even arguing over a legislation is called ordering a bill reported. - A P…
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a bill means that the subcommittee might make changes and add amendment…
marking up
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read the sample conclusion. which sentence should be added to the end o…
C. Her actions continue to remind the world that education and equality are worth fighting for.
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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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change the italicized group of words into the element indicated at the …
The two waiters exchanged a look whose meaning was clear to me.
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instructions: select the most appropriate response. which term means th…
a. hold harmless clause
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match the rhetorical devices to their definitions. match term definitio…
Antithesis - C, Asyndeton - B, Irony - F, Metonymy - D, Synecdoche - A, Zeugma - E
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question: 11 the box plot shows the ages of people at a movie screening…
D. \(50\%\)
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question: 9 a scientist measures the heights of sunflower plants. the h…
C. The data is skewed left, so the median height is greater than the mean height.
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what is an example of twains use of sarcasm in \war prayer\? sarcasm is…
asking God, "in the spirit of love," to bring destruction
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question: 7 which blow plot has the largest interquartile range? a. b. …
C
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question: 3 a school gave 100 of its students a survey to determine whi…
C. 160
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o lord our father, our young patriots, idols of our hearts, go forth to…
"Protect our soldiers."
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a gumball machine contains 23 green gumballs, 52 red gumballs, 34 blue …
26
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how all your work. 1. suppose ed is going to build a playlist that cont…
1. \(362880\) 2. \(210\) 3. \(230300\)
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which is true of the data in the box plots? select three choices. o the…
The median weight for shelter A is greater than that for shelter B; The data for shelter B are a symmetric data set; The interquartile range of shelter A is greater than the inter…
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devonte inferred that his french scores have less variability than his …
Devonte is correct because the interquartile range is less for French.
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linda is trying to decide which city to visit. she likes the summer tem…
She should visit city B because the temperatures are consistently closer to a median of \(70^{\circ}F\).
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which statement describes the symmetry of the data in the two box plots…
The data in country A are more symmetric than the data in country B.
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which are true statements when comparing the data in the box plots? sel…
- The data for elementary school are more consistent than those for middle school. - About 50% of elementary school students watch between 4 and 7 hours of television each week. -…
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match each term to its description. match term definition serre la main…
- Serre la main: A) A formal way of greeting someone - Arriver en retard: C) Considered as bad etiquette in the business world - Faire la bise: D) A greeting for close family and …
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these examples listed above were meant to illustrate the british govern…
A. Separation of Powers
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country population cheese consumption in 2009 (lbs) romania 20,400,000 …
$8.6$
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read the sentence. before the main performance, the audience was entert…
Before the main performance, the comedian entertained the audience.
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7. as part of a study by a certain medical association, hospital admini…
7. D. The population is the 270,000 members, and the sample is the 1200 who were selected. 8. E. To determine what proportion of deer in a state are female.
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concept vocabulary directions: identify the choice that best answers th…
5. d. people who are overworked and exhausted 6. c. a cold drink of water for a thirsty person 7. b. an inability to breathe
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6. one method of selecting a random sample is using a table of random d…
a. Label customers 01 - 91. Read two - digit numbers from the table. Select if 01 - 91, skip 00 or > 91. Repeat for 10. b. Customers 59, 23, 54, 48, 50, 69, 34, 31, 75, 43 (assumi…
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read the sentence. the dusk was filled by the coyotes eerie howl. which…
The coyote’s eerie howl filled the dusk.
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read the sentence when i told the doctor of my sinus pain and nasal pre…
a substance that reduces congestion
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12. in passage 3, what is the main purpose of the speakers words in thi…
B. The purpose of the speaker’s words is to affirm and encourage a belief in liberty in America.
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10. in passage two, what does the speaker mean by saying tomorrow ill b…
A. The speaker looks forward to a future where they will be treated with equality and not feel restricted in his own home.
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as an adult, washington was a renowned writer, speaker, and educator ar…
writer, speaker, and educator
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which is a main idea in the right to privacy? people can make their own…
People can make their own lawful decisions.
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part 2: the bushido code: use this reading to answer questions 11 - 12 …
11. Virtue A: Honesty. It builds trust in all aspects of life. Virtue B: Courage. It helps in overcoming difficulties and doing what's right. 12. Christianity.
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read the excerpt from part one of *jolies* mrs. hale. id hate to have m…
searching
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complete the text with the best conjunctive adverb. on the hubble space…
As a result
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complete the text with the better conjunctive adverb. on d-day, june 6,…
Indeed
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complete the text with the better conjunctive adverb. when sebastian an…
Meanwhile
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10/20/2025 bellwork: draw the line of best fit and analyze the results …
The slope of the line is \(-1.325\)
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true or false: the video suggests that analysis should aim to add meani…
True
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the video suggests that the interpretation of king kong as an allegory …
It fits with the historical context and time period the film was made
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according to the video, which of the following is not a way that filmma…
Explicitly stating the themes and intentions behind their films.
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and whereas our provinces in north america, have been frequently ravage…
D. he wants to use the new colony to protect the other colonies from attack.
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in a study of the time it takes an untrained mouse to run a maze, a res…
\(4.7\)
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which best describes how japan changed from an isolationist society to …
Japan's industrialization enabled it to build modern warships and weaponry.
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read the quotation from booker t washingtons 1895 atlanta compromise sp…
Maintaining an individual and racial identity does not mean all people cannot work together.
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warm - up selecting the best line each of the four scatter plots below,…
1. The dashed line is the best - fit line. 2. The dashed line is the best - fit line.
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the guests looked on. they gaped and they gawked and were mute with ama…
First question: B. The green knight doesn’t think the King’s knights present him much challenge. Second question: A. “If I’d ridden to your castle rigged out for a ruck / these li…
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3. which is defined as the policyholders formal statement with details …
3. A. Proof of loss 4. C. Three
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match the industry with the region in which it was found. whaling new e…
workers