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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unit 4 - statistics. two dice are tossed. find the probability of getti…
\(\frac{1}{9}\)
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exam scores: there are two sections of a mathematics course. section a …
79.0
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a deck of cards contains 52 cards. these cards consist of four suits (h…
$\frac{1}{13}$
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extracts from adams diary mark twain • 1904 samuel clemens (1835 - 1910…
D. Eventful
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there are 21 students in a class. thirteen of them are forestry student…
84.5
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a new drug is being tested that is supposed to lower blood pressure. th…
$\frac{17}{100}$
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quiz unit 4 - statistics the ten tallest buildings are listed in the ta…
A. The median height of the five tallest buildings is the height of the third building and that of the eight tallest buildings is the average height of the fourth and fifth buildi…
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in one study on weights, the median weight was 139.6 pounds. a histogra…
167.9 pounds
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order the correlation coefficients from weakest to strongest negative c…
$-0.18$, $-0.37$, $-0.59$, $-0.82$
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years since 2000 t, food, beverage, and packaging costs ($ thousands) f…
(b) $L(f)\approx13731.97+0.80f$ (d) 270335
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bridge to mathematics. math 003. fall 2025 homework: unit 4 - mean, med…
D. This tree diagram is right. After you spin once, you then spin a second time.
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homework: unit 4 - mean, median and mode, and probability question 34, …
\(\frac{1}{9}\)
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to vs. too vs. two the words \to,\ \too,\ and \two\ may all sound the s…
"To" examples: "I'm going to school." "He wants to play." "Too" examples: "She's coming too." "It's too cold." "Two" examples: "There are two books on the table."
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which table shows positive correlation? identifying correlation
The third table (where $x$ values are 5, 4, 3, 2, 1 and $y$ values are 11, 12, 14, 16, 18)
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homework: unit 4 - mean, median and mode, and probability question 32, …
$\frac{19}{100}$
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unit 4 - mean, median and mode, and question 31, 7.4.31 a new drug is b…
$\frac{7}{50}$
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mathematics. math 003 fall 2025 ework: unit 4 - mean, median and mode, …
$\frac{3}{7}$
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mathematics. math 003 fall 2025 work: unit 4 - mean, median and mode, a…
$\frac{2}{7}$
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homework: unit 4 - mean, median and mode, and probability. question 28,…
1
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4. he was a severe critic of that policy and used every opportunity to …
4. A. uncompromising 5. A. affectionate
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homework: unit 4 - mean, median and mode, and probability question 27, …
$\frac{1}{3}$
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bridge to mathematics. math 003. fall 2025 homework: unit 4 - mean, med…
$\frac{1}{6}$
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hematics. math 003 fall 2025 k: unit 4 - mean, n question 25, 7.4.7 par…
12
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which relationships would most likely be causal? select two options. a …
- A positive correlation between the number of students attending football games and the number of games that are won - A positive correlation between the number of homework assig…
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the number of grams of zero - calorie sodium in a restaurant meal is co…
It is a strong positive correlation, and it is not likely causal.
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4.21 the accompanying data are consistent with summary statistics that …
Mean: $50.425$ ml, Standard deviation: approximately $11.19$ ml. The mean represents the average amount poured, and the standard deviation represents the variability in the amount…
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bridge to mathematics: math 003. fall 2025 homework: unit 4 - mean, med…
36
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remembering thomas jefferson: a two - sided story thomas jefferson is a…
b. Thomas Jefferson, despite his contributions to American democracy and independence, was also a slave owner and did not apply the principles of equality to everyone.
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homework: unit 4 - mean, median and mode, and probability question 25, …
We need to count the number of end - points in each tree - diagram option. Without seeing the full details of each option, we know the correct tree - diagram should have 36 end - …
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homework: unit 4 - mean, median and mode, and probability question 25, …
We need to draw a tree - diagram that first branches out for the two spins of Spinner A (with 3 branches at each of the two levels for Spinner A's spins) and then for each of the …
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immigration statistics, 1890 - 1930 based on the information on this ch…
B. Inmigración led to an increase in the population of American cities
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exercises 4.17 - 4.33 4.17 ● the following data are costs (in cents) pe…
a. Variance: approximately \(299.14\), Standard deviation: approximately \(17.30\) b. The mean increases from approximately \(53.5\) to approximately \(64.22\) and the standard de…
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homework: unit 4 - mean, median and mode, and probability question 25, …
144
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rewrite the following statement using a number in scientific notation. …
$3.1\times10^{11}$ bytes
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name chapter 2 directions: read the great gatsby, and use the passage t…
6. No answer based on the passage 7. To show the characters' lives and relationship 8. c. The apartment attempts to look high - class but fails. 9. c. hopelessness
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bridge to mathematics. math 003 fall 2025 homework: unit 4 - mean, medi…
C. 3
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mathematics math 003 fall 2025 work: unit 4 - mean, median and mode, an…
C.
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bridge to mathematics, math 003 fall 2025 homework: unit 4 - mean, medi…
10
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select the appropriate word or phrase to complete each sentence. the se…
median
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question 23, 7.4.2 part 1 of 2 draw a tree diagram for choosing a vowel…
10
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watch the section lecture video and answer the question listed below. n…
D. The probability of getting a 7 is 0 because it is impossible to get a 7.
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mathematics. math 003. fall 2025 homework: unit 4 - mean, median and mo…
1
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a hobby club compiles data on the time its members spend on their proje…
skewed to the left
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ematics. math 003. fall 2025 unit 4 - mean, median and mode, and questi…
0
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atics. math 003. fall 2025 unit 4 - mean, median and mode, and question…
E. Probability
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question 23 (1 point) listen the mean square error (mse) for the foreca…
more than 400 but less than or equal to 450. ### Question 24
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how old were you when you lost your first tooth? use the information in…
The number missing on the number line is: None There should be 2 dots above the number 4. There should be 3 dots above the number 6. A good title for the dot plot is: Age When Los…
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rationalize the denominator. \\(\\frac{-9 + w}{\\sqrt{w}-\\sqrt{u}}=) t…
$\frac{-9\sqrt{w}-9\sqrt{u}+w\sqrt{w}+w\sqrt{u}}{w - u}$
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question 17 (1 point) listen a tracking signal provides a method for mo…
A. bias
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question 16 (1 point) listen the mean absolute deviation (mad) for the …
more than 10 but less than or equal to 20.
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use the data in the table to answer the question. which number line wou…
a number line from 0 to 5
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mathematics. math 003. fall 2025 hw score: 52.17%, 24 of 46 points ques…
B. The mode of this data is 75.
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ron is attempting to explain what fake news means to his class of 4th g…
A. a deliberately false story, usually spread on social media with the intent to influence political action
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mathematics. math 003. fall 2025 work: unit 4 - mean, median and mode, …
A. The mode(s) of the data is/are 12
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heavy football players: following are the weights, in pounds, for offen…
$14.8$
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math 003. fall 2025 question 17, 7.3.45 part 2 of 3 hw score: 50%, 23 o…
12.0
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matics. math 003. fall 2025 unit 4 - mean, median and mode, and questio…
12.0
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mathematics. math 003. fall 2025 work: unit 4 - mean, median and mode, …
A. The mode(s) is/are 7
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the data show the number of vacation days used by a sample of 20 employ…
\(Q_1 = 4\) \(Q_2 = 6\) \(Q_3 = 7\)
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number of hours spent on homework what is a dot plot and how do you rea…
A. A dot plot is a simple plot that displays data values as dots above a number line. B. Dot plots show the frequency with which a specific item appears in a data set. D. 5 studen…
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unit 4 - mean, median and mode, and question 16, 7.3.41 part 1 of 3 use…
$6.8$
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mathematics. math 003 fall 2025 ework; unit 4 - mean, median and mode, …
$6.3$
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a picture is worth a thousand words. the meaning of this phrase cant ne…
C. idiom
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unit 4 - mean, median and mode, and the following pulse rates were reco…
9
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mrs. haddis teaches her students that the most trusted news sources are…
They have the least amount of prejudice in favor of or against one thing, person, or group in a way that is seen as unfair.
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the scholarship jacket - comprehension questions directions: using the …
1. The main character is Martha and she is hoping to receive the scholarship jacket. (No page/paragraph citation available without story text) 2. The reason the scholarship jacket…
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the following pulse rates were recorded for a group of 15 students. fin…
$69.53$
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bridge to mathematics. math 003 fall 2025 homework: unit 4 - mean, medi…
$80.5$
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mathematics. math 003. fall 2025 work: unit 4 - mean, median and mode, …
B. The mode(s) is/are 5.6
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question 11, 7.3.15 find the grade - point average. assume that the gra…
$2.64$
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quiz question 10 of 10 line plots, pie charts and bar graphs all must h…
B. title.
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unit 4 - mean, median and mode, and the ten tallest buildings are liste…
D. The median height of the five tallest buildings is the height of the third building and that of the eight tallest buildings is the average height of the fourth and fifth buildi…
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quiz question 8 of 10 when the sample size is larger, the result is cho…
A. more accurate
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quiz question 7 of 10 a random sample means choose one option a the sur…
C. the survey participants were selected by chance.
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bridge to mathematics. math 003. fall 2025 homework: unit 4 - mean, med…
1390.0
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quiz question 4 of 10 true or false: you can collect data yourself. cho…
A. True
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quiz question 3 of 10 which of these is an example of qualitative data?…
B. your classmates’ favorite books
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quiz question 1 of 10 which of these is an example of data? choose one …
D. all of the above
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question 8, 7.3.7 part 1 of 3 points: 0 of 1 unit 4 - mean, median and …
Mean: 359.1 Median: 305.5 Mode: None
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review the third paragraph. sharing of homemade creations. when people …
It is unlikely that people feel betrayed when offered store - bought food, as the author claims.
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for the given set of numbers, find the mean, the median, and the mode. …
A. The mode is 0.9, 1.3
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mathematics. math 003. fall 2025 work: unit 4 - mean, median and mode, …
A. The mode is 0.9, 1.3
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review the second paragraph. the most common reason given for eliminati…
It summarizes an opposing argument.
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2. read the following 2 sentences from paragraph 9 one day i was sittin…
involved
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angela just learned the processes of using the distributive property. s…
multiply
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mathematics math 003 fall 2025 work: unit 4 - mean, median and mode, an…
The mean is 6.1, the median is 6.2, the mode is 6.2
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ematics math 003 fall 2025 question 5, 7.3.1 part 3 of 3 points: 0 of 1…
A. The mean is 24.0 A. The median is 25 B. There is no mode
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find the mean, median, and mode for the set of numbers. if necessary, r…
Find the mean: A. The mean is 24.0 Find the median: A. The median is 25 Find the mode: B. There is no mode
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to begin, note merriam - websters use of the phrase difficult to contro…
Rate of reproduction is not the only trait that can make an animal difficult to control.
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when the population is not normally distributed, the sampling distribut…
B. A normal distribution given a large enough sample
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ematics math 003 fall 2025 unit 4 - mean, median and mode, and question…
Mean: 24.0 Median: 25 Mode: None
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review the sixth paragraph. perhaps people consider squirrels to be ver…
Squirrels are in the family Sciuridae while mice and rats are classified as Muridae.
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question 3 suppose that a candy company makes a candy bar whose weight …
D. It is extremely unlikely for this to occur; the probability is very close to 0.
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classify each question as statistical or non - statistical. what kind o…
- What kind of dog does Bruno have?: Nonstatistical - What is Clara's brother's name?: Nonstatistical - What time did Javed go to sleep?: Nonstatistical - How many siblings do you…
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cs. math 003. fall 2025 question 4, 7.3.vrc - 5 it 4 - mean, median and…
B. grade point average
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pictured below (in scrambled order) are three histograms. one of them r…
D. 8
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decide if each question is statistical or non - statistical. how many h…
How many hours did Rahul sleep last night? - Non - statistical What is your favorite sport? - Non - statistical What is Noya’s favorite book? - Non - statistical How far away do y…
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complete the statement below. an example of weighted mean is a calculat…
A student's final grade (where different components like tests, assignments have different weightages)
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led by three young black minorca pullets, the hens made a determined ef…
B. allegory, to show similarities between the farm and the Soviet Union
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making inferences about the authors purpose led by three young black mi…
The author wants to portray the ruthlessness of a dictator.