Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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Question was provided via image upload.
$-51.25 + 39.50$
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a submarine was situated 800 feet below sea level. if it ascends 350 fe…
The submarine's final position is 575 feet below sea level (or -575 feet relative to sea level).
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challenge in a company, 90% of the workers are men. if 510 people work …
5100
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ned took a test with 25 ques each question was worth 4 points, and he g…
84
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challenge a large university accepts 60% of the students who apply. of …
5400
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challenge a large university accepts 60% of the students who apply. of …
5400
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think about the process there are 4,000 books in the town’s library. of…
(for the percent): 65 But first, the correct equation is option C. So: For the equation part, the answer is C. 2,600 = m • 4,000 For the percent part, the answer is 65.
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think about the process there are 4,000 books in the towns library. of …
C. \( 2,600 = m \cdot 4,000 \)
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fancy bread by anita nahita amin 1. why does anil have trouble selling …
c. There are already a lot of cookies at the Indian grocery store. ### Question 2
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wednesday nights 1. anika buys 5 notebooks that contain 60 pages each. …
1. C. \( p = 5 \cdot 60 \) 2. Example: A baker has \( \frac{1}{2} \) of a cake left and bakes \( x \) more whole cakes, totaling 4 cakes. 3. \( x \) is the number of additional wh…
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lesson 1 representing situations with inequalities lets use inequalitie…
A. \( h > 50 \) - 2. greater than B. \( h \leq 20 \) - 1. less than or equal to C. \( 30 \geq h \) - 3. greater than or equal to ### Question 2
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what is the least common multiple of 5, 6, and 15?
30
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by nathaniel hawthorne chapter 2 – “the market-place” the grass - plot …
wickedness, sin
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9. a teacher surveyed her eleven students about the amount of time the …
B. A student who studied for 0 minutes would expect a score of about 49 on the test. (Assuming the second option is labeled as B, if the original options had labels like A, B, C, …
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6. after knee surgery, your trainer tells you to return to your jogging…
9
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part b select the domain and range given the context of the situation. …
D. The domain is \(\{x|x \geq 0\}\), and the range is \(\{d(t)|d(t) \geq 0\}\)
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4 0/10 points multiple choice which condition is necessary for the mult…
A. Events A and B must be independent
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4 multiple choice 10 points which condition is necessary for the multip…
A. Events A and B must be independent ### Question 5
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1 multiple choice 10 points what does the notation p(a|b) represent in …
C. Probability of A given B ### Question 2
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5. if each of the students in a class of 30 students is capable of winn…
The number of ways is \( 24360 \) ### Part (b)
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homework five: | x | y | | 6 | -6 | | 0 | -3 | | -6 | 0 | slope (m): y-…
Slope (\(m\)): \(-\frac{1}{2}\) Y - intercept (\(b\)): \(-3\) ### HOMEWORK SIX:
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every day for a week, two runners record the time, in minutes, required…
To solve this, we typically analyze measures like mean, median, or standard deviation (for variability) of the two runners' times. Let's find the mean (average) and assess variabi…
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the heights (in inches) of ten $9^{\\text{th}}$ graders were compared t…
To solve this, we analyze measures like mean, median, range, and standard deviation for both groups. ### Step 1: Organize Data (1st Graders) 1st Graders (sorted): \( 36, 37, 39, 4…
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conversions word\tfraction\tdecimal one whole\t1/1 = 1\t1 one half\t½\t…
7a: - Chocolate cake: \( \boldsymbol{660} \) calories - Vanilla cake: \( \boldsymbol{580} \) calories 7b: - Tea: \( \boldsymbol{532} \) calories - Cocoa: \( \boldsymbol{492} \) ca…
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3a. (2 pts.) given the table, choose the equation that best matches the…
\(2x - y = 9\) ### 3b
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question 1 (multiple choice worth 2 points) (rc 8.04 lc) select the exp…
18.67 - 10.177
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the table shows the values of x and y: x values are 2, 0, 1, -1, 1/3, 1…
The relationship between \(x\) and \(y\) is \(y = 3x + 1\) (if the problem was to find the function; adjust based on actual question).
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use the three - reads strategy to help understand the word problem. sol…
s: ### Problem 4 - Estimated sum: \(202.2\) pounds - Actual sum: \(202.132\) pounds ### Problem 5 - Estimated sum: \(143\) seconds - Actual sum: \(142.972\) seconds
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select the correct answer. jims sock drawer has two pairs of black sock…
B. \(\frac{11}{13}\)
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select the correct answer. you pick a card from a shuffled pack and dra…
B. independent
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(06.04r lc) which of the following best defines an absolute phrase in a…
D. A phrase that provides additional information, often set off by a comma, and can be removed without affecting the sentence’s meaning (Note: Assuming the last option is labeled …
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answer the question based on the data in the table. | shirt color | siz…
A. \(\frac{48}{165}\)
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select the correct answer from each drop - down menu. a survey is given…
- Male Novice: 130 - Female Expert: 50 - Male Average: 290 - Total Average: 340 Filling the table: - Male Novice: 130 - Female Expert: 50 - Male Average: 290 - Total Average: 340
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select the correct answer. the top shelf of a bookcase holds 6 fiction …
A. one of the nonfiction books on the bottom shelf, and a second nonfiction book from the bottom shelf
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select the correct answer. consider the word pencil. if all of the lett…
B. 480
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select the correct answer. there are 9 applicants for 3 jobs: software …
C. There are \(_{9}P_{3}=504\) ways the positions can be filled because the order in which the applicants are chosen matters.
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select the correct answer. a survey was given to randomly selected empl…
D. The probability of an employee receiving a speeding ticket given that they regularly leave for work early or on time is less than the probability of an employee not receiving a…
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1-5-26 unit 5 winter pretest what is a key difference between a drama a…
A. Dramas are always written to be performed, while poems are meant only for reading.
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12. the function ( y = -4x + 48 ) models the average number of t - shir…
6
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a submarine was situated 800 feet below sea level. if it ascends 275 fe…
-525
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10 hamburger value meals cost $60. what will 15 hamburger value meals c…
90
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1-5-26 unit 5 winter pretest true or false: synonyms are words that hav…
False
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seth’s family plans to drive 220 miles to their vacation spot. they wou…
55
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when comparing credit card offers, which term most affects the cost of …
C. APR ### Second Question:
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harlan rides the bus \\(\\frac{1}{4}\\) mile and then walks \\(\\frac{1…
$\frac{1}{8}$
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chip is a robot that follows commands to move on a number line. for eac…
$\frac{1}{6}$
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choose a number line that shows how chip can move \\(\\frac{1}{8}\\) to…
$\frac{3}{8}$
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sam and bobby want to know who cycled faster. the table shows the total…
To find Bobby's unit rate, we need the distance values for time \( t = 2 \) and \( t = 4 \) from his graph (since the table for Sam is given, but Bobby's data is likely on the gra…
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command 2: start at \\(\\frac{1}{2}\\). move \\(\\frac{1}{8}\\) to the …
4
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read this sentence from \tears of autumn.\ \hana omiya stood at the rai…
B. The ship was rocking and heaving in the rough water.
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answer the questions about \tears of autumn.\ read the sentence from \t…
D. a gloomy vessel
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question given the function below, fill in at least 3 rows of the table…
To solve for the value of \( y = -\frac{1}{2}x + 4 \) when \( x = -4 \) (the blue cell), we follow these steps: ### Step 1: Substitute \( x = -4 \) into the equation We have the e…
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read the excerpt from does my head look big in this? by randa abdel - f…
The narrator is frightened because she is a Muslim making a Catholic confession.
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read the passage. when she realized that she had missed the bus, jia be…
B. agitated
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read the passage. amits thoughts were a river rushing over boulders, wa…
B. Amit's thoughts are confused and contradictory.
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read the definitions. taught taught /tôt/ verb past tense of teach, mea…
B. taught, pores
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read the excerpt from chapter 7 of night. one day when we had come to a…
B. a humiliating sight
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read the passage from animal farm. on the third sunday after snowballs …
A. Snowball is used as a scapegoat D. Squealer uses glittering generalities to describe Napoleon’s tactics
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what do the words partial, palatial, and potential have in common? ○ th…
They have the same suffix. (The option corresponding to this is the one stating "They have the same suffix")
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read the passage from chapter 5 of animal farm. on the third sunday aft…
A. He uses parody to show how dictators deflect blame to others. C. He uses reversal to show that dictators do not abide by their principles.
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reteach algebraic expressions can be written from verbal descriptions. …
One hundred minus five times \(n\) (or equivalent verbal description like "Five times \(n\) less than one hundred") ### Problem 2: \(0.25r + 0.6s\)
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the scatterplot shows the relationship between age in years and hours o…
12.5
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the scatterplot shows the relationship between age in years and height …
46
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the scatterplot shows the relationship between the weight and speed of …
As the weight increases, the speed tends to decrease.
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the median of 5, 7, 2, 9, 8 is: 5 7 8 6
B. 7 (assuming the options are labeled as A. 5, B. 7, C. 8, D. 6)
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6. corn tortillas are made at a large facility that produces 100,000 to…
A sample obtained using Method 2 will not be representative of the population of all tortillas made that day with respect to the diameters of the tortillas. This is because the po…
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the median of 5, 7, 2, 9, 8 is: 5 7 8 6
7 (corresponding to the option "7")
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read the passage from sugar changed the world. in the 1930s, reporters …
A. The text includes parts of primary - source interviews with enslaved people to illustrate the difficulty of life on a sugar plantation in Louisiana.
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read ahmad’s argument in favor of changing the minimum driving age from…
A. It is illogical because it relies on faulty reasoning.
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read the passage from sugar changed the world. the end of slavery was a…
C. Gladstone asked the shipping company to provide workers.
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read the sentence. gregor watched, assessing how sasha reacted to his n…
B. It is a noun clause indicating what Gregor was observing.
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read the passage and study the image from sugar changed the world. the …
C. The illustration shows what a Great House looked like from the outside, while the text explains what a Great House looked like from the inside.
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read the passage from sugar changed the world. no one interviewed the a…
They were not just labor, not just bodies born to work and die. Instead, they were alive and speaking to one another in movements and sounds that were all their own.
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read the passage from sugar changed the world. in the 1900s, reporters …
A. The text includes parts of primary - source interviews with enslaved people to illustrate the difficulty of life on a sugar plantation.
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conveying meaning through sentence structure read the clauses below. wh…
D. Even though not everyone thinks they have rhythm, dancing can be a fun and active hobby.
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constructing compound sentences to add meaning each pair of sentences c…
To solve this, we analyze each pair: ### 1. "Refinishing furniture is a creative hobby. Not everyone loves to scour garage sales to find old pieces." A compound sentence showing c…
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using clauses to add variety and meaning read the sentence. in what way…
- It adds detail about the photographs. - It tells the reader which photographs are being discussed. - It creates a compound - complex sentence.
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what type(s) of rhetorical device(s) are being used, and what is the ef…
B. Rhetorical Questions & Logos: Again, Desmond has done his research. He has conducted numerous surveys and the detailed results can be found in the appendix of the novel. Tenant…
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what type(s) of rhetorical device(s) are being used, and what is the ef…
The rhetorical device used is a **personal anecdote** (the speaker shares her own near - eviction experience: “I almost got evicted once. Used the money for other things.”). The i…
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1200222 ÷ 405
\(\approx2965.98\) (or as a fraction \(2965\frac{397}{405}\))
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(cs 8) what does the word \democracy\ mean? ○ rule of the gods ○ rule o…
B. Rule of the people
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3. the math teachers at miller intermediate made an experiment to deter…
\(\frac{3}{10}\) (or 0.3)
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what does the following quote mean: \our constitution does not copy the…
a. The Greek Constitution is an original because it did not copy other countries laws. Instead, other countries will copy their laws.
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reading primary source: sourcing, context, meaning apply your skills of…
C. They died in the country without break in the succession from generation to generation, and handed it down from to the present time by their valor.
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question 14 3-4 cw loans the graph shows the amount of money that maken…
s: - The x - intercept is $\boldsymbol{(10,0)}$. This means that Makena will have paid back the money she borrowed after $\boldsymbol{10}$ months. - The y - intercept is $\boldsym…
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projectile the graph shows the height of an object after being thrown f…
The x - intercept is about 4.5. The y - intercept is 11. This means that the object is thrown from a height of 11 feet and will hit the ground after 4.5 seconds.
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earnings the graph shows the amount of money ryan earns. a. use the gra…
The \(x\) - intercept is \(0\). The \(y\) - intercept is \(0\). This means that Ryan earns \(\$0\) for working \(0\) hours.
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question 12 1 pts lex x represent the number of hours studied. a model …
103 ### Question 13
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identify whether the relationship is proportional or non - proportional…
non - proportional ### Second Question (Scale Conversion)
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these numbers are in order from largest to smallest. $4.2 \\cdot 10^{-2…
True ### Second Problem (Convert 120 inches to meters)
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estimate the value of $8.97 \\div 0.31$ 30 40 50 question 4 1 pts witho…
30 ### Question 4 (Determine which whole number \( \sqrt{70} \) is closest to)
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question 1 the cost of a backpack decreases from $60 to $48. what is th…
A. 20% ### Question 2
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with a red x. at this point, you may select the entry field to reveal t…
False ### Second Question (Is entering 20,000,000 the same as entering 20 million?)
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for a school project, anne is investigating cell phone use in her homet…
32%
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convert to find the equivalent rate. \\(\\frac{76 \\text{ tablespoons}}…
228
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taras retirement party will cost $752 if she invites 47 guests. what is…
59
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population density the table shows the population density for the state…
\( 1.9 \)
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find the rate of change of the function by using two points from the ta…
\(\frac{1}{5}\) (or \(0.2\))
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what is 159% of 400,000?
\(636000\)
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question 5 2 pts explain what it means if a system of equations has no …
A system of equations has no solution when there is no set of values for the variables that satisfies all equations in the system simultaneously. For linear systems, this occurs w…