Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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monday - jeff needs at least 75 dollars to buy the bicycle he wants. he…
s: - Monday: D - Tuesday: B
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create a scatter plot for the data. number of hours worked | amount spe…
A scatter plot with the following points plotted: - (1, 3), (3, 2), (6, 4), (8, 5), (9, 9), (10, 8), (13, 10) (With the horizontal axis labeled "Number of hours worked" and vertic…
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a small plane’s maximum takeoff weight is 2100 pounds or less. six pass…
\(x\leq1200\) (or \(\{x\mid x\leq1200\}\)) ### Part b:
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review the claim and the two pieces of evidence. independent of their m…
Evidence B does not directly support the claim. It does not talk about how words sound independent of their meanings.
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consider this claim: independent of their meanings, some words have a m…
Evidence A: A linguist analyzed lists of words that sound the most beautiful to English speakers. He noted sound - related trends among the "beautiful" words, such as having three…
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antonyms choose the word from this unit that is most nearly opposite in…
s: 1. construct 2. pseudonym 3. impermeable 4. elegance 5. coherent
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16. two out of every 5 customers at a restaurant use cash to pay for th…
40% ---
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proportional relationships e goal of the review sheet is for students t…
1. 27 batches 2. $\$0.84$ per square foot
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choose the word from this unit that is the same or most nearly the same…
To solve these synonym questions, we analyze each boldface word and find a matching term (assuming common vocabulary from a typical English unit): ### 1. needs to enunciate words …
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use the table for problems 7 and 8. 7. kaiba finds how far his house is…
1. $\frac{1}{2}$ mile 2. 1 mile 3. Sum of the rocks' weights: $\frac{5}{8}$ pound; Difference of the rocks' weights: $\frac{1}{8}$ pound. To model, use a fraction bar divided into…
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14. a machine makes 18 parts each hour. if the machine operates 24 hour…
432
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4. a machine makes 18 parts each hour. if the machine operates 24 hours…
432
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13. camp oaks gets 32 boxes of orange juice and 56 boxes of apple juice…
11
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12. there are 6 muffins in a package. how many packages will be needed …
16
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11. what equation does the model below represent?
$1 - \frac{5}{16} = \frac{11}{16}$
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x | y 0 | 2 3 | 4 4 | 6 5 | 7 6 | 8 click to select points on the graph.
The points to be plotted on the graph are (0, 2), (3, 4), (4, 6), (5, 7), (6, 8). When plotting, mark each of these coordinate pairs on the given grid.
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here is a data set: 19 26 10 24 27 29 39 23 11 18 39 17 16 30 29 23 43 …
137
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lesson check 10. mr. angulo buys \\(\\frac{5}{8}\\) pounds of red grape…
1 pound
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question 2 score on last try: 0 of 30 pts. see details for more. you ca…
7
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4 a pound of blueberries costs $3.98 and a pound of clementines costs $…
$6.87 ### Problem 5a
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order these numbers from least to greatest: \\(\\frac{89}{7}\\), \\(-\\…
$-11.6 < -\sqrt{133} < 11\frac{5}{16} < \frac{80}{7}$
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e) \\frac{(3.5 \\times 10^{-4})}{(7 \\times 10^{-3})}
$5\times10^{-2}$ (or 0.05)
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suppose some computations were done on a calculator. the result display…
(a) $5.529 \times 10^{45}$ (b) $2 \times 10^{-33}$
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suppose some computations were done on a calculator. the result display…
(a) $6.58 \times 10^{-37}$ (b) $7.4 \times 10^{27}$
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each of forty - one students was asked, \do you prefer non - fiction bo…
| | Non-fiction | Fiction | |----------------|-------------|---------| | Girls | 5 | 15 | | Boys | 7 | 14 |
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8 true or false 10 points luisa owns a pig farm. the pigs keep finding …
B. False ### Question 9
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39. a recipe calls for 8 oz of raisins. the raisins come in 100-gram pa…
3 ### Question 40
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each of forty - two middle school students was asked, \what is your fav…
| | Science | Social Studies | |----------------|---------|----------------| | Girls | 9 | 11 | | Boys | 8 | 14 |
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find the part of the number. \\(\frac{5}{17}\\) of 8.5 answer
2.5
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each of fifty moviegoers was asked, \what is your favorite movie type?\…
| | Drama | Animated | |----------|-------|----------| | Men | 10 | 15 | | Women | 12 | 13 |
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write each fraction or mixed number as a percent. $2\\frac{4}{11}$ answ…
\( 236.36\% \) (or if we keep more precision during division, the exact repeating decimal as a percent would be \( 236.\overline{36}\% \))
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lesson 19 | session 4 3 workers at a wildlife center plan a new habitat…
The habitat can hold at most 12 meerkats. The inequality is \( 6.5m\leq78 \), the solution is \( m\leq12 \) (where \( m \) is a non - negative integer), and the graph has a closed…
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convert each percent into a common fraction or a mixed number. 0.3%
\(\frac{3}{1000}\)
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which sentence should be removed from paragraph 2 to improve the flow? …
B. Many cathedrals were built in Europe around this time.
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which transition word or phrase should be added to the beginning of sen…
D. However,
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find the number. 0.35 of the number is 28. answer
\( 80 \)
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6. estimate the difference of 1/3 - 5/10. * 1 point ○ 0 ○ 1/2 ○ 1 7. ch…
6. 0 7. 8, 24
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although skateboarding has become a popular sport, few people think of …
B. strive
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ant farming you have an ant farm with 34 ants. the population of ants i…
544
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what does \informative\ mean? the act of listening carefully likely to …
likely to give facts
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measures of variability some text about a dataset, then data values lik…
4.00 pounds
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what does \inform\ mean? to change the way something looks to tell some…
to tell someone about something
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summary a summary is a brief, complete overview of a text that maintain…
To write a summary of "Junk - Food Tax: A Well - Intentioned but Bad Idea", we need to follow the definition of a summary. Since the original text (which we don't have the full co…
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20. the point ( p(2, 3) ) lies on the rational function with equation (…
$k=6$, $y=\frac{6}{x}$
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13. the table shows the amounts of two ingredients tara used to make a …
C. \( \frac{7}{12} \) ### Problem 20:
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example akira buys 50 tokens at the carnival. he gives his sister enoug…
Akira could go on 0, 1, 2, 3, or 4 thrill rides. ### Problem 2:
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introduction: match each vocabulary word to its definition. sanctions s…
- Sanctions → trade restrictions meant to punish another country - Segregation → the separation of a group of people usually along ethnic or racial lines - Apartheid → South Afric…
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b-1. construct the cumulative frequency distribution and the cumulative…
To construct the cumulative frequency and cumulative relative frequency distributions, we analyze the given intervals: ### Step 1: Understand Cumulative Frequency Cumulative frequ…
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mavs family took a road trip to the grand canyon. mav fell asleep 36% o…
The total length of the trip is 600 miles.
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a bakery sold 26 vanilla cupcakes in a day, which was 13% of the total …
The bakery sold 200 total cupcakes that day.
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a chi-square distribution with 5 degrees of freedom is graphed below. t…
\(0.050\) (or more accurately, using the R calculation, \(0.050\) when rounded to three decimal places. Wait, the R output is \(0.0502727\), which rounds to \(0.050\) or \(0.050\)…
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29% of a universitys freshman class are majoring in economics. if 2668 …
The total number of students in the freshman class is 9200.
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c. what proportion of the observations are 20 or less? note: round your…
To solve this, we need the dataset (number of observations ≤20 and total observations). Assume we have a dataset, e.g., if total observations \( n = 100 \) and observations ≤20 ar…
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8 michelle has 8 cups of flour. she covers the countertop and the rolli…
3
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solve each problem. 4. yoshi had 55¢. he gave his sister a dime. circle…
1. Para Yoshi: Circula la moneda de 25¢ y dos monedas de 10¢. 2. Para Kayla: Circula la moneda de 50¢, la moneda de 5¢ y la moneda de 1¢.
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3. megan had 50¢. she lost 1 nickel. circle the 5 coins that show how m…
Debes marcar (circular) las 4 monedas de 10¢ (dimes, con retrato de Roosevelt) y la moneda de 5¢ (nickel, con retrato de Jefferson, la que está abajo a la izquierda).
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fox and brer rabbit cast of characters: brer rabbit, fox, and the narra…
D. tell what Fox decided to do with Brer Rabbit ### Question 2
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1. zena has these smiley face stickers. (image of 6 smiley face sticker…
1. F. $\frac{6}{6}$ 2. G. $\frac{2}{6}$
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9. the football team needs a new player. using the data displays, deter…
1. For the fastest player: The coach should choose Terry, because Terry has the highest median number of ladder drills completed in 60 seconds, meaning he typically finishes more …
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practice & problem solving leveled practice in 7 and 8, complete each s…
a. Interquartile Range (IQR) b. Mean (or Median) --- ### For Question 8:
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a chi - square distribution with 4 degrees of freedom is graphed below.…
\( 0.857 \)
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6. choose the equation of the line of fit that best matches each scatte…
To solve this, we analyze each scatterplot's trend (positive/negative slope) and match with the equations: ### 1. Money Spent at Gift Shop (Scatterplot 1) - **Trend**: Negative sl…
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leveled practice in 7 and 8, complete each statement. 7. use the stem -…
a. standard deviation (or interquartile range) b. mean
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find the sum of the each fractions 2. $\\frac{1}{8}+\\frac{1}{8}+\\frac…
6. $\frac{3}{4}$ 7. $\frac{5}{6}$ 8. $\frac{2}{3}$ 9. $\frac{5}{7}$ 10. $1$ *(Note: The top 5 questions are partially obscured and unreadable, so only questions 6-10 are solved ba…
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constructed response questions: statistics algebra 2 unit 8, lessons 1–…
### Question 1: - Difference: Observational studies only observe subjects without manipulating variables; experimental studies manipulate an independent variable to test effects, …
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(1) going to a new school means moving (2) a new school takes some time…
B. sentence 8
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read the selection below and answer the questions that follow. why give…
1. D. understand how important their donation is 2. B. People donate blood. 3. Example synonyms: Large, Huge
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review the information from the website. which statement best describes…
The website is meant to promote the social goal of eating a healthy vegetarian diet.
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fraction word problems solve each problem. 1) adam stacked 7 pieces of …
1. $5\frac{5}{6}$ feet 2. $5\frac{1}{4}$ packages 3. $1\frac{1}{2}$ cups 4. $\frac{1}{2}$ pounds 5. $2\frac{1}{10}$ miles 6. $1\frac{3}{5}$ boxes 7. $2\frac{2}{3}$ hours 8. 3 pots…
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fraction word problems name: solve each problem. 1) adam stacked 7 piec…
1. $5\frac{5}{6}$ feet 2. $5\frac{1}{4}$ packages 3. $1\frac{1}{2}$ cups 4. $\frac{1}{2}$ pounds 5. $2\frac{1}{10}$ miles 6. $1\frac{3}{5}$ boxes 7. $2\frac{2}{3}$ hours 8. 3 pots…
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read this example: helen often referred to her husband as \milquetoast\…
A. Because the word is not commonly used and requires more explanation
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4. krystine has a weekend job advertising an upcoming play. she has two…
B. Option A gives Krystine more earnings this weekend.
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the chart to the right shows a countrys annual egg production. model th…
The predicted egg production in 2000 is 64.45 billion. The result is 5.25 billion eggs less than the actual figure (Option A: The result is 5.25 billion eggs less than the actual …
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5. the venn diagram below shows survey results of cities visited by gro…
a. 327 b. 88 c. 346 d. 119 e. 76 f. 67 g. 24 h. 208 i. 500 --- ### For Question 6:
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question the box-and-whisker plot below represents some data set. what …
25%
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find the probability that you will roll an even number exactly 5 times …
When rolling 20 times, the expected (average) number of even rolls is 10. Getting exactly 5 even rolls is far below this expected value, while for 10 rolls, 5 even rolls is exactl…
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according to a survey, 40% of adults watch a particular television show…
1
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p(getting exactly 7 correct) = 0.0031 p(getting exactly 8 correct) = 0.…
As the number of correct answers (number of successes) increases, the probability of achieving that exact number of successes decreases sharply, with each subsequent probability b…
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the best way to locate a suffix is to look for a word part that include…
C. is added to the end of the word root. (Suponiendo que las opciones estén identificadas como A, B, C, D en orden, siendo la tercera opción la correcta con la descripción "is add…
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language development: word study identify the choice that best answers …
A. the measurement of temperature or heat
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5 which of the following graphs best shows a strong negative associatio…
D ### Question 6
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solve for q in the proportion.\\(\frac{24}{18} = \frac{q}{30}\\)\\(q = …
40
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a manufacturer of household items has total revenue given by the functi…
100
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does the system below have a unique solution, no solution, or many solu…
A. many solutions Graphically, this means the two equations represent the exact same straight line, so there are infinitely many points (solutions) that lie on both lines.
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identify the initial amount ( a ) and the rate of growth ( r ) (as a pe…
\( a = 1500 \) \( r = 7.4\% \) When \( t = 5 \), \( f(5) \approx 2143.1 \)
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language development: word study identify the choice that best answers …
C. process of measuring
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express the following probability as a simplified fraction and as a dec…
0.88
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question 8 the domain of the data given is the number of rainy days eac…
$y = 0.423x + 7.252$
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directions: look at the wheel of the eightfold path and then read the d…
To solve this, we analyze each description and match it to the corresponding spoke of the Eightfold Path: 1. **Work at a job that does not cause harm.** → *Right Livelihood (RL)* …
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13. a large university accepts 70% of the students who apply. of the st…
C. 3,500 students
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question 4 of 10 which is the best reason to use a direct quote in your…
D. To show someone's distinct voice
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12. higher order thinking kevins car can go 315 miles on one tank of ga…
About 2 hours (or approximately 2.1 hours when using 40% exactly; since it's just under 40%, a bit less than 2.1, so about 2 hours). The decision was made by first approximating t…
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4) in the medical term arthr/itis, -itis is the: word root prefix suffi…
4) C. suffix 5) D. suffix 6) A. 'o'
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2) in the medical term intra/ven/ous, -ven- is the: prefix word root or…
2) word root or stem word 3) prefix
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11. allie and sam are ophthalmologists. allie found that 40% of the 170…
68 ### Part b
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d.i.ys: name: 1-1: there are 65 grade 12 students. of these students, 2…
The Venn diagram will have: - A left circle (Volleyball) with two sections: 8 (volleyball only) and 15 (both sports) - A right circle (Basketball) with two sections: 11 (basketbal…
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11-1: avery surveyed the 34 students in her math class. - 14 students e…
8
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5. what is a key consideration for distribution decisions? the color of…
1. (Partial question) Selected: Competitors' marketing strategies 2. Question 5: Where your target market prefers to shop
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9-2: all 35 students in a class take biology or math or both. 29 of the…
9
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3. what happens if a premium product is priced too low? - sales automat…
3. The brand value is devalued 4. Competitors' marketing strategies