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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question 5 of 10 what does henry david thoreau mean by the following me…
A. That soldiers are not treated as individual men by the government, but as disposable weapons
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the mean incubation time for a type of fertilized egg kept at a certain…
- (b) If we randomly select many fertilized eggs, about 15.87% of them hatch in less than 13 days. - (c) If 100 fertilized eggs were randomly selected, 16 of them would be expecte…
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what is point of view? the authors opinion of the storys topic or theme…
the way the story is presented to the reader; who is telling the story
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it means that the equation has exactly one solution. it means that the …
It means that there are no values of the variable that can satisfy the equation.
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read the sentence and determine the meaning of the boldfaced word. chri…
State the right to own
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what did transcendentalists believe all people could do? a. master thei…
B. Live a meaningful life
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read the excerpt below from the short story \subha\ by rabindranath tag…
It means "sweetly speaking," and the girl cannot speak.
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the following questions refer to \i have been to the mountaintop\ by ma…
have overcome a surprisingly strong obstacle.
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what does largo mean? play softly play slowly the length of the rest th…
Play slowly
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for this item, drag the answers into the appropriate boxes. a colony of…
The equation \(y = 1.5x-5\) best models the data. The wooden board is approximately \(1\) inches in length \(4\) hours after the termites begin eating the board.
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6 which correlation best describes the strength of the linear associati…
C. Strong negative correlation, because \(r\approx - 0.91\)
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discuss the ironies you found in \subha,\ quoting from the story as nec…
The ironies in "Subha" include the name irony (Subha meaning "sweetly speaking" but being mute), the nature - human irony (her harmony with nature vs. her dehumanized treatment in…
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multiple-choice question which do you think is the \moving the goalpost…
The second option (Saying that 16th Street Heights is richest neighborhood in D.C., and when someone proves you wrong, saying you meant in upper northwest D.C.) is the "moving the…
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the table shows the total number of absences and tardies recorded in a …
A. A smaller percentage of absences than tardies were recorded during the month of August.
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the graph shows the relationship between the number of ounces of cereal…
positive
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melinda works at a cafe. each day that she works, she records x, the to…
\(\$26\)
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read the passage from animal farm. meanwhile the timber was being carte…
People who seek to deceive others can be deceived themselves.
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darius is studying the relationship between mathematics and art. he ask…
\(y = 1.518x+0.995\)
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read the passage from animal farm. meanwhile life was hard. the winter …
- It demonstrates repetition because Squealer reminds the animals that they are free at the farm because of the work they are doing. - It demonstrates hyperbole because Squealer e…
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payton collected data to show the relationship between the number of ho…
-4.5
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the table shows the ages and weights of babies at a hospital. newborn c…
positive
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lydia runs an experiment to determine if a coin is fair by counting the…
50
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the table below shows the number of hours worked and the amount of mone…
The scatter plot is created by plotting the points \((3,5)\), \((5,4)\), \((7,8)\), \((8,12)\), \((11,11)\), \((12,10)\), \((14,13)\) on the coordinate system where the x - axis i…
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rob is investigating the effects of font size on the number of words th…
\(y=-38x + 922\)
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mr. palmer does an experiment to investigate the effects of distraction…
4
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task 20: when analyzing a graph, why is it important to check the scale…
B. To avoid misinterpreting the data
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the table shows the temperature of an amount of water set on a stove to…
5.5
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what does the phrase enaissance man/woman\ mean? its only used to refer…
It describes a person who is talented in many different areas.
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task 17: which graph type is most appropriate for showing continuous da…
- Task 17: C) Line graph - Task 18: B) There is no clear relationship - Task 19: B) Substance is melting or boiling
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task 15: in an experiment measuring plant growth under different light …
Task 15: C. Light intensity Task 16: C. Spike
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task 12: which of the following is not a necessary feature of a properl…
C. Colorful design
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multiple - choice question what do you think \ex post facto\ means? in …
After an event
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2. rate how well you understood the lesson. question 1 what does the sl…
For QUESTION 1: The predicted change in \(y\) for each increase in \(x\)
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which of the following is not a necessary feature of a properly labeled…
- **Task 13**: C. Nonlinear and accelerating - **Task 14**: B. Initial value or starting point
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analyzing regression results latasha was presented with the following d…
LaTasha is correct. The slope \(b\) of the regression line is \(0\). The regression equation is \(y=\frac{31}{7}\approx4.43\), which means that the value of \(y\) does not change …
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kardal did a study to determine the correlation between mens heights, x…
- The prediction is reasonable. - No data is given in the scatterplot for a height of 80 inches, but a shoe size can still be predicted.
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example 5 9. elevator the height of an elevator above the ground is giv…
The \(x -\)axis represents the height of the elevator (in feet), the \(y -\)axis represents the time (in seconds). The origin \((0,0)\) means the elevator is at ground level at \(…
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interpolating data heather is training for a long - distance run. her d…
\(4.3\)
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which temperature values would an interpolation be limited to? less tha…
between 3 and 60
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task 7: what is the purpose of a line of best fit on a scatter plot? a)…
Task 7: B. To show the general trend of the data Task 8: C. Pie chart Task 9: C. Moving quickly
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john sells frozen fruit bars at a stand in a park during the summer mon…
- Positive correlation - There are approximately \(1.5\) more fruit bars sold for every \(1\) degree(s) the temperature rises. (Note: To get the exact slope value, one would need …
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use the regression line for the data in the scatterplot to answer the q…
1 goal
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which table shows a positive correlation?
The second table.
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which scenarios have a negative correlation? check all that apply. the …
- the number of calories consumed and the amount of weight lost by a person - the temperature outside and the number of pool guests - the thickness of the ice on a lake and the li…
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1. what does the word mesopotamia mean? a) land of the kings b) land be…
1. b) Land between the rivers 2. b) Its soil made farming possible 3. b) An independent city with its own ruler and land 4. c) To prepare the soil for planting 5. b) The first wri…
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which scatterplot shows no correlation?
The fourth scatter - plot.
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how did the development of the cotton gin help georgias economy in the …
C. The cotton gin made cotton extremely profitable but resulted in Georgia's economy becoming too specialized in one product.
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task 1: which type of graph is best used to show how one variable chang…
- Task 1: C. Line graph - Task 2: C. Speed - Task 3: B. Time
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find the correlation coefficient, ( r ), of the data described below. r…
\(r\approx0.16\)
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elijah is saving up for a new pair of sneakers. he tracks how much mone…
\(85\)
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14 which statement would franklin delano roosevelt most likely have agr…
B. The United States has an obligation to help other free countries.
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review the passage. the hyperbole is shown in bold. nations are possess…
It stresses the value of thoughtfulness.
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review the passage. the simile is shown in bold. if you could slice dee…
It illustrates that the earth's crust is fragmented.
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which similarity do william shakespeares sonnet 130 and shwayzes song \…
Both use conventions of the blazon.
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which option is the best example of a theme in a speech? a. music that …
B. The power of self - confidence
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the language that hamlet uses when talking to polonius is filled with _…
double meanings
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what are typical characteristics of propaganda? select three options. □…
charged language, mass distribution, preconceived ideas
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name: jaydeci 1.11 formative assessment (a) suppose that you decide to …
(a) \(d(3)=29.5\), which means when you walk 3 miles, the total donation is \(\$29.5\). (b) \(10\) miles.
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in legal proceedings, lower courts tend to have original jurisdiction, …
B. they have the right to hear a case for the first time it has been presented in the legal system
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the populations and land areas of four cities in texas are shown. which…
The first statement (The population density for City B can be found using the ratio \(40502:20\)), the fourth statement (The population density of City B is greater than that of C…
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document #4: roosevelts court packing plan 1. what was the court packin…
1. The Court Packing Plan was a move by President Franklin D. Roosevelt to increase the size of the Supreme Court and then bring in several new justices who would change the balan…
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which sentence illustrates the meaning of meter in poetry best? meter i…
Meter is the regular pattern of rhythm in a poem.
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question 10 of 15 this graph shows how fast a commuter train travels on…
C. In 4 seconds, the commuter train travels 240 feet.
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document #3: the agricultural adjustment administration 1. what problem…
1. Overproduction of crops and livestock (leading to low prices). 2. Farmers; increased value of crops/livestock, ability to pay debts, enhanced purchasing power. 3. Reduced produ…
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a random sample of male systolic blood pressure values is given below. …
D. Yes, because the pattern of the points in the normal quantile plot is reasonably close to a straight line.
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a random sample of male systolic blood pressure values is given below. …
B.
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according to edgar allan poe in \the philosophy of composition,\ why ar…
C. Because they have to be read in more than one sitting, which breaks up the effect
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list the z scores for the normal quantile plot. -1.28, -0.52, 0, 0.52, …
B. Yes The pattern of the points is reasonably close to a straight line.
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read the following passage about the chavin de huantar, and then answer…
C. Archaeologists found carvings and statues of animal forms with human features in the Old Temple at Chavin de Huantar
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5.read the sentence. * 1 point \the mountains isolated groups of people…
5. land 6. Almost everything needed was made on the manor.
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use the given data values (a sample of female arm circumferences in cen…
The data appear to be from a population with a normal distribution.
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use the given data values (a sample of female arm circumferences in cen…
\((32.1,-1.28)\), \((33.8,-0.52)\), \((39.1,0)\), \((40.7,0.52)\), \((45.0,1.28)\)
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use the given data values (a sample of female arm circumferences in cen…
The \(z -\)scores are \(-1.28,-0.52,0,0.52,1.28\). The ordered pairs for the normal - quantile plot are \((32.1,-1.28),(33.8,-0.52),(39.1,0),(40.7,0.52),(45.0,1.28)\). The data ap…
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fill in the blank: participle phrases contain a participle (ed or ing -…
adjective
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homework: section 8.2 score: 1.5/12 question 2 use the following sample…
\(18.30<\mu<22.68\)
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10 which of the following is most important for getting an accurate mea…
B. Selecting a random sample
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the table shows the gpa of several students and the number of hours the…
2.3
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answer the statistical measures and create a box and whiskers plot for …
Min: \(5\), Q1: \(9\), Med: \(12.5\), Q3: \(16\), Max: \(17\)
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which situation best represents causation? when amount of time talking …
When amount of time talking on a cell phone increases, the battery life of the phone decreases.
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in todays world of highspeed information that is accessible at our fing…
A. believed, reasonable, effective
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the table shows the gpa of several students and the number of hours the…
Weak negative correlation
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answer the statistical measures and create a box and whiskers plot for …
Min: \(4\), Q1: \(5\), Med: \(7\), Q3: \(11.5\), Max: \(14\)
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answer the statistical measures and create a box and whiskers plot for …
Min: \(7\), \(Q1:7.5\), Med: \(10\), \(Q3:12.5\), Max: \(14\)
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elijah is saving up for a new pair of sneakers. he tracks how much mone…
Yes, the points for week 4 (29), week 9 (75), and week 10 (63) deviate. Possible explanations: irregular income (e.g., bonus in week 9), unexpected expense (week 10), or recording…
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we draw three cards from a full deck. what is the probability that they…
\(0.1176\)
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which text best completes the sentence? visitor statistics indicate tha…
a more popular tourist destination than Yosemite National Park
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question 2 what does the slope of your line tell you about elijahs savi…
The slope of the line represents the rate at which Elijah's savings increase per week. A positive slope indicates that his savings are growing over time, and the numerical value o…
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sierra, towering at an athletic 6 feet 2 inches, politely smiled and li…
c. The man is biased towards basketball and is determined to push Sierra into playing, even if she does not want to play.
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question 2 (20 points) which chart or graph would be appropriate to sho…
pie chart
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select the word or phrase that is redundant and can be removed without …
about
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in a large high school, 18% of sophomores and 67% of seniors have part …
not approximately Normal because the expected numbers of successes and failures for the sophomores group are not both at least 10
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statistical measures and create a box and whiskers plot for the hole nu…
Min: \(5\), Q1: \(7\), Med: \(12\), Q3: \(15\), Max: \(17\)
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the function ( c(t)=15t + 120 ) models the total cost of a gym membersh…
The initial sign - up fee for the gym membership.
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the proportion of all us adults who eat popcorn when they go to the mov…
Because \(n(1 - p)=20(1 - 0.87)=2.6 < 10\), the sampling distribution of \(\hat{p}\) is not approximately Normal. Because \(p = 0.87\) is closer to \(1\) than \(0\), the sampling …
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assume that the total sum of the squares (sst) is 112, that the total d…
B. 3.33
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assume three groups with five samples in each group. calculate the degr…
Degrees of freedom between: $2$, Degrees of freedom within: $12$
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calculate the sum of the squares within groups sum of the squares withi…
72
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the box - and - whisker plot below represents some data set. what perce…
25%
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saanvi is interested in learning more about life in different countries…
El valor \( r=-0.59 \) indica una relación lineal negativa moderada entre la felicidad promedio y las horas de trabajo promedio. Esto significa que a medida que las horas de traba…
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the owner of a fitness watch would like to determine if the mean number…
\(\mu = 9000\)