Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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percents finding the percentage of a grid that is shaded the figure bel…
54%
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which strategies are most effective to help a reader determine the mean…
A. Check for nearby synonyms that may provide a clue to the word’s meaning. C. Check surrounding words to see what events are leading up to this word. E. Substitute the unfamiliar…
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researchers asked 300 families whether they were homeowners and how man…
(a) 46% (b) 26%
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percents finding the percentage of a grid that is shaded the figure bel…
55%
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if the wrong word is used below, change it. if there is no error, click…
No error.
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read the following text and answer the question in english. this manage…
B. It makes the customer amused (delighted) (assuming the second option is labeled B; adjust identifier based on actual option labels in the original problem)
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the movement of the progress bar may be uneven because questions can be…
28 %
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a group of 250 middle school students were asked whether they prefer pl…
\(56\%\) ### Part (b)
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question 15 (1 point) new york state has a \closed primary\ system, whi…
B. A registered independent cannot vote in a Democratic Primary, C. You must be a registered Democrat to vote in a Democratic Primary in NYS, D. You must be a registered Republica…
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a movie club surveyed 100 high school students. the students were asked…
(a): \(48\%\) ### Part (b)
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read the excerpt from hemingways a farewell to arms. the major asked me…
A. not lose grace under pressure (assuming this is the label for the first option; adjust identifier as per actual option labeling)
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read the excerpt from \my first march.\ \hey, mama?\ i asked. \how can …
C. a civil rights rally
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question 2 of 5 read this excerpt from \everyday use\: in the winter i …
A. That she is strong and hardworking
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cleo is writing an essay arguing that her school should open at 8:30 a.…
A. Kennedy High School should open at 8:30 a.m. instead of 7:30 because students would get an extra hour of sleep, improving their health and brain function.
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question 3 of 10 miriams employer offers paid vacations, health insuran…
B. a cafeteria plan
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a bag contains 26 marbles total, with 7 red marbles, 10 white marbles, …
P(all 3 are red) ≈ 0.0135 P(2 are red, 1 are not) ≈ 0.1535 P(none are red) ≈ 0.3727
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question 4 of 10 how are symbols often used in a story? a. to help reso…
B. As artifacts that have special meaning for a character
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question 15 (1 point) new york state has a \closed primary\ system, whi…
B. A registered independent cannot vote in a Democratic Primary C. You must be a registered Democrat to vote in a Democratic Primary in NYS D. You must be a registered Republican …
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a state legislature consists of 21 legislators total, of which there 7 …
a. 7980 b. 5985 c. 715 d. 8820
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question 12 a boy owns 5 pairs of pants, 2 shirts, 6 ties, and 8 jacket…
480
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question 11 score on last try: 0 of 2 pts. see details for more. you ca…
13366080
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parent results not recorded. continue practising or switch user. last y…
0
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read the following direct quotation: \i do not feel obliged to believe …
B. In his Letter to the Grand Duchess Christina (1615), Galileo was blunt: "I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect…
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14. choose the best answer. which of these is the process of developing…
D. product development
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read the following sentence: the famous couples behavior at parties and…
B. put an end to
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what is the meaning of the word tedious as used in the passage? mia mor…
tiresome
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while on a trip, you notice that the video screen on the airplane, in a…
a. For every minute that passes, the airplane descends 1 kilometer.
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read the passage. then, select the synonym of the word in bold. mia mor…
boring (or other appropriate synonyms like monotonous, tiresome, dull. If this was a multiple - choice question with options, we would pick the option that means boring/tiresome/d…
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the art club is raising money for a field trip to an art museum. the ba…
1. The band had more money before the fundraising started. 2. The art club raised more money each month. 3. The band will have more money after 7 months.
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what is the meaning of the word discern as used in the passage? as the …
to detect
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8. match the descriptions with the stages of product planning. answers …
includes qualitative and quantitative study: marketing research starts with a small-scale release, and if sales and responses are favorable, the organization will plan for a large…
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you brake your car from a speed of 55 mph. the table shows data that re…
The graph does not accurately represent the data.
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while on a trip, you notice that the video screen on the airplane, in a…
c. For every 2 minutes that passes, the airplane descends 1 kilometer.
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read the passage. then, select the synonym of the word in bold. as the …
(Assuming common options for synonym of "discern" like "perceive", "detect", "spot", "notice" – if options were given, but since the user's problem shows the question without opti…
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the following list gives the number of pets for each of 15 students. 3,…
\(2\)
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isla kept track of the number of hours and number of laps she swam each…
For each increase of 1 \(\boldsymbol{\text{hour (time)}}\), the average \(\boldsymbol{\text{number of laps}}\) increases by about \(\boldsymbol{30}\).
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what is the percent of decrease from 31.2 to 27.3? write your answer us…
12.5%
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what is the meaning of the word innovation in paragraph 1 of the passag…
A. improvement
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recent results not recorded. continue practising or switch user. what i…
25%
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the scatter plot shows the average base depth of the snow during ski se…
5 (Note: The exact answer might vary slightly based on the precise line of best fit, but a reasonable estimate is 5 inches as per the linear trend extrapolation backward from Nove…
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here are the numbers of times 9 people ate out last month. 6, 4, 4, 5, …
\(6\)
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what is the meaning of the word pertain as used in the passage? juan is…
to have to do with
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parent results not recorded. continue practising or switch user. what i…
25%
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the movement of the progress bar may be uneven because questions can be…
A. curse
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percent results not recorded. continue practicing or switch user. what …
60%
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there are three scatter plots (blue, red, black dots) with x and y axes…
- Blue scatter plot: \(y = 0.5x+2\) - Red scatter plot: \(y=0.25x + 3\) - Black scatter plot: \(y = 0.25x+2\)
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what is the meaning of the word superfluous as used in the passage? \wh…
extra, or more than is needed
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the following list gives the number of public libraries in each of 8 ci…
\(4,5\)
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the following list gives the number of siblings for each of 12 students…
\(0\)
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read the passage. then, select the synonym of the word in bold. \what c…
unnecessary (from the passage context, as "superfluous" and "unnecessary" have similar meanings of being more than what is needed)
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parent results not recorded. continue practising or switch user. what i…
20%
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what is the meaning of the word compensation as used in the passage? a …
A. money given for doing a job
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parent results not recorded. continue practising or switch user. what i…
90%
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question 22 of 25 choosing a computer that costs _______ instead of one…
B. $1900; $1800
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a scatter plot and line of best fit are shown. use the drop - down menu…
The line of best fit has a \boxed{negative} correlation because as the value of the independent variable (x) increases, the value of the dependent variable (y) tends to decrease (…
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parent results not recorded. continue practising or switch user. what i…
75%
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the following list gives the number of pets for each of 12 students. 2,…
\(0\)
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parent results not recorded. continue practising or adjust later. what …
49% decrease (the option: 49% decrease)
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drag each tile to the correct box. match the words in bold to their mea…
1. That leaves a heart high-sorrowful and cloy'd → overly sentimental 2. Had half impaired the nameless grace → partially damaged 3. What men or gods are these? What maidens loth?…
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question 9 of 20 read the passage: eduardo crept along the side of the …
C. Eduardo sneaks up on his mother while she's hanging laundry and scares her. She runs away in fright but returns with a good - natured threat.
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the total amount of consumer credit has been increasing steadily in rec…
a. $Y = 120.04x + 1831.16$ b. 120.04 c. 3631.76
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what is the percent of change from 40 to 32? 20% increase 15% decrease …
20% decrease
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parent results not recorded. continue practicing or switch user. what i…
90% decrease
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a definition of a statistical question is given below. statistical ques…
(a) No (b) No (c) No (d) Yes (e) No
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parent results not recorded. continue practising or switch user: what i…
85% increase
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read the following paragraph from an essay: residents of the western u.…
The option: "These are inevitable because of two consequences of global warming that make forests more likely to burn: shorter and dryer winters, and frequent and long - lasting d…
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what is the percent of change from 20 to 32? 80% increase 60% increase …
75% increase
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1. new vocabulary for restaurant reviews (simple but high-impact) a. at…
3. D. filling 6. F. pleasant
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a donut shop is open from 6 am to 2 pm each day. they make all of their…
1. They opened with approximately 300 fewer donuts on Tuesday than on Sunday: False 2. The line of best fit for Sunday would be steeper than the line of best fit for Tuesday: True…
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1. new vocabulary for restaurant reviews (simple but high-impact) a. at…
F. pleasant
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a definition of a statistical question is given below. statistical ques…
(a) Yes (b) No (c) No (d) Yes (e) No
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project the scatterplot shows the relationship in this situation, a poi…
First blank: longer Second blank: 3 hours longer (or approximately 2 - 3 hours, but based on the plot, the vertical distance is about 2 - 3 units, so "longer" for the first, and "…
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a landscaping company kept track of the number of workers on various jo…
more
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the assessment of the progress bar may be uneven because questions can …
A. Providing adequate federal funding for public schools would improve education in high - poverty areas.
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29. choose the best answer. the process of creating and developing a pr…
product planning
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the drama students at fremont middle school are selling tickets to thei…
2
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a scatter plot is shown in the graph. use the line tool to add the line…
(Note: Since this is a graph - drawing task, the line of best fit should be a straight line that approximately follows the upward trend of the scatter points, balancing the number…
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read this excerpt from a passage. in 2010, a research team at the unive…
D. Implementing later start times.
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use the aleks calculator to find 95% of 65. do not round your answer.
\(61.75\)
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use the aleks calculator to find 76% of 35. do not round your answer.
\(26.6\)
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each of the scatter plots shown below contains the same set of data poi…
The Bottom - Right Graph (the scatter plot in the bottom right corner with the horizontal line of best fit)
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the heights of adult men in america are normally distributed, with a me…
a) 2.12 b) 98.3 c) 2.43 d) 0.8
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question 3 of 10 what is the median of the following values? 45, 32, 21…
B. 30
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let $f(m)$ represent the amount of water remaining in a pool $m$ minute…
For \( f(20) \): 20 For \( f(x) = 450 \): 450; \( x \)
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the next model of a sports car will cost 6.2% more than the current mod…
Increase in price: $2046 Price of next model: $35046
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for a standard normal distribution (using the normal distribution table…
0.9717 97.17
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1. should students work during the school year? a. money 1. (working) g…
money, time management, and future employment
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... history does not furnish an example of emancipation under condition…
Frederick Douglass identified that the United States government's emancipation of formerly enslaved people was not based on moral choice but military necessity. The freed people f…
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how many is that? here are two sorted cards. if 80 pounds of peaches we…
60 pounds
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read the following quote: \i love the movies, and when i go to see a mo…
A. This quote should be directly quoted because it is concise.
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tiana is in 7th grade and wants to determine if the other students in h…
The error in Tiana's method is that when she surveyed people at the city's library, this population is not composed of students from her school (the target population for her ques…
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the table lists the annual cost (in dollars) of tuition and fees at pri…
A. (graph with consistently rising points), A. No, they appear to lie on a curved line.
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card sort match each situation to a tape diagram. 100% last year this y…
- "Compared to last year’s strawberry harvest, this year’s harvest is a 25% increase": Right - hand tape diagram. - "This year’s blueberry harvest is 75% of last year’s": Left - h…
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government revenue the source of federal government revenue for a speci…
56%
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which of these sentences correctly and effectively incorporates source …
The first sentence (the one starting with "In his Time magazine article, 'The Upside of Being an Introvert,' Bryan Walsh sets forth one of the strengths that introverts can bring …
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in the past year, brian watched 16 movies that he thought were very goo…
32%
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linear relationships in tables name: _______________________ period: __…
The relationship is non - proportional. A proportional relationship requires \( y = 0 \) when \( x = 0 \) (passes through the origin) and a constant \( \frac{y}{x} \) ratio. Here,…
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ali ran for president of the chess club, and he received 54 votes. ther…
90%
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3. the table shows the freezing points for gases. order the gases from …
Ethane, Helium, Oxygen, Carbon Monoxide, Argon, Sulfur Dioxide
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garret is in a band and wants to estimate the number of students from h…
Garret’s method does not encourage a representative random sample. A better way is to use a random sampling method (e.g., random number selection from all school students or sampl…