Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
-
11. what equation does the model below represent?
$1 - \frac{5}{16} = \frac{11}{16}$
-
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.
-
here is a data set: 19 26 10 24 27 29 39 23 11 18 39 17 16 30 29 23 43 …
137
-
lesson check 10. mr. angulo buys \\(\\frac{5}{8}\\) pounds of red grape…
1 pound
-
question 2 score on last try: 0 of 30 pts. see details for more. you ca…
7
-
4 a pound of blueberries costs $3.98 and a pound of clementines costs $…
$6.87 ### Problem 5a
-
e) \\frac{(3.5 \\times 10^{-4})}{(7 \\times 10^{-3})}
$5\times10^{-2}$ (or 0.05)
-
suppose some computations were done on a calculator. the result display…
(a) $5.529 \times 10^{45}$ (b) $2 \times 10^{-33}$
-
suppose some computations were done on a calculator. the result display…
(a) $6.58 \times 10^{-37}$ (b) $7.4 \times 10^{27}$
-
each of forty - one students was asked, \do you prefer non - fiction bo…
| | Non-fiction | Fiction | |----------------|-------------|---------| | Girls | 5 | 15 | | Boys | 7 | 14 |
-
8 true or false 10 points luisa owns a pig farm. the pigs keep finding …
B. False ### Question 9
-
39. a recipe calls for 8 oz of raisins. the raisins come in 100-gram pa…
3 ### Question 40
-
each of forty - two middle school students was asked, \what is your fav…
| | Science | Social Studies | |----------------|---------|----------------| | Girls | 9 | 11 | | Boys | 8 | 14 |
-
find the part of the number. \\(\frac{5}{17}\\) of 8.5 answer
2.5
-
each of fifty moviegoers was asked, \what is your favorite movie type?\…
| | Drama | Animated | |----------|-------|----------| | Men | 10 | 15 | | Women | 12 | 13 |
-
each of fifty moviegoers was asked, \what is your favorite movie type?\…
| | Drama | Animated | |----------|-------|----------| | Men | 10 | 15 | | Women | 12 | 13 |
-
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 \( 236.\overline{36}\% \))
-
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…
-
convert each percent into a common fraction or a mixed number. 0.3%
\(\frac{3}{1000}\)
-
which sentence should be removed from paragraph 2 to improve the flow? …
B. Many cathedrals were built in Europe around this time.
-
which transition word or phrase should be added to the beginning of sen…
D. However,
-
find the number. 0.35 of the number is 28. answer
\( 80 \)
-
6. estimate the difference of 1/3 - 5/10. * 1 point ○ 0 ○ 1/2 ○ 1 7. ch…
6. 0 7. 8, 24
-
although skateboarding has become a popular sport, few people think of …
B. strive
-
ant farming you have an ant farm with 34 ants. the population of ants i…
544
-
what does \informative\ mean? the act of listening carefully likely to …
likely to give facts
-
measures of variability some text about a dataset, then data values lik…
4.00 pounds
-
what does \inform\ mean? to change the way something looks to tell some…
to tell someone about something
-
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…
-
20. the point ( p(2, 3) ) lies on the rational function with equation (…
$k=6$, $y=\frac{6}{x}$
-
13. the table shows the amounts of two ingredients tara used to make a …
C. \( \frac{7}{12} \) ### Problem 20:
-
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:
-
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…
-
describe the association in the scatter plot below. answer attempt 1 ou…
The scatter plot shows a non - linear (curved) association because as the plotted values of \( x \) increase, the values of \( y \) generally first decrease and then increase (for…
-
3 this question has two parts. first, answer part a. then answer part b…
D. by showing that they met several times to encode new terms ### Part B
-
what is the equation of the trend line in the scatter plot? use the two…
\(y =-\frac{2}{5}x + 5\)
-
question 8 the domain of the data given is the number of rainy days eac…
$y = 0.423x + 7.252$
-
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)* …
-
kevin and mark took a random sample of 100 pieces of trail mix to deter…
Mark's sample is more representative.
-
determine whether the statement describes a population or a sample. the…
Sample
-
students adults 8 1 16 2 24 3 identify the unit rate in \adults per stu…
$\frac{1}{8}$ (or 0.125) adults per student
-
17. choose the correct answer. the british author of the renaissance pl…
17. C. Macbeth 18. D. the dangerous state of the Jews 19. - mood of the scene - time of day - different locations of the scene 20. B. Hebrew translations
-
question 7 5 pts xavier practices the piano 126 minutes in 1 week. at w…
18
-
simplify: $6(2.8 \\times 10^4)=\\square \\times \\square$ hide math inp…
1. $16.8 \times 10^7$ (or $1.68 \times 10^8$) 2. $2.3 \times 10^3$
-
rate unit rate example: a car travels 600 miles in 10 hours. w was trav…
The unit rate (miles per gallon) is 24 miles per gallon.
-
a 10\\frac{1}{2}-inch candle burns down in 6 hours. at what rate does t…
1.75
-
question 4 find the sum of ((6.21 \times 10^8) + (4.86 \times 10^8)). (…
Question 4: D. $1.107 \times 10^9$ Question 5: A. $2.86 \times 10^{-13}$
-
question 4 x | y 2 | 28 6 | 84 9 | 126 11 | 154 find the constant of pr…
14
-
1. recall: label as qualitative or quantitative data: a. mother’s age a…
s: A. Quantitative B. Qualitative C. Qualitative D. Quantitative E. Qualitative F. Qualitative G. Quantitative
-
question 2 5 pts identify the constant of proportionality based on the …
99.0 (or 99)
-
making inferences two samples were taken at a shopping mall. in each sa…
C. About the same number of people prefer apples and bananas.
-
question 1 identify the constant of proportionality based on the equati…
0.5
-
1. multiple choice: what is the best meaning of the word on - committal…
C. uncertain
-
1. spending $2,356 on 2 tvs.
The cost per TV is $1,178.
-
example: a car travels 600 miles in 10 hours. write the unit rate to re…
The unit rate is 60 miles per hour.
-
h the line of best fit. click to plot a point. two points plot a line. …
To determine the line of best fit for a scatter plot, we follow these general steps (though the specific implementation here is via a click - based interface): ### Step 1: Identif…
-
respond with evidence use the frame and text evidence to construct a fo…
1. The figurative language of the title, "Buffalo Dusk," refers to the idea that the **buffalo (American bison)** would soon be extinct. In the same way that "dusk" means the end …
-
yesterday afternoon we walked all over the town. . . . i meant last nig…
1. Union soldiers took care to keep from destroying Southern cities.: Not supported 2. As a result of the Civil War, food was scarce in the South.: Not supported 3. White Southern…
-
unit rates guided notes learning target i can predict and compare real …
- For "RATE": A \(\boldsymbol{\text{ratio}}\) that compares two different quantities with \(\boldsymbol{\text{different}}\) units of measurement. - For "UNIT RATE": A \(\boldsymbo…
-
describe what you see in the \virtual nature\ scene. what would you add…
(Example response for a typical virtual nature scene: ) In the "virtual nature" scene, I see tall, lush green trees, a meandering stream with clear water, and soft, diffused light…
-
question 5 closure means that if an operation is conducted on any two e…
then the result of that operation is also within the set. --- ### Question 6
-
pregunta 6 (3 puntos) the opportunity cost of buying something means th…
of the item bought. - Pregunta 7: Color is a visual marketing tool used in product positioning to stand out and attract target buyers' attention.
-
writing a proportion sample 1 2 3 4 5 6 catfish 3 5 7 5 6 8 all fish 20…
$\boldsymbol{\frac{5.7}{20} = \frac{x}{200}}$ (first option)
-
owen bought 17 fish sticks for $17.00. if owen spent $13.00, how many f…
13
-
taubs car used 7 gallons to travel 245 miles. how many gallons of gas w…
5 gallons
-
a random sample of 864 births in a state included 425 boys. construct a…
$0.459 < p < 0.525$
-
sampling fish select the button to take a sample of fish. collect fish …
1:4
-
it cost christopher $0.80 to send 8 text messages. how much would it co…
$\$19.90$
-
express the confidence interval 0.444 < p < 0.666 in the form \\hat{p} …
\(0.555\pm0.111\)
-
a data set includes 104 body temperatures of healthy adult humans havin…
\(98.533^{\circ}\text{F}<\mu< 98.867^{\circ}\text{F}\)
-
identifying a representative sample lorena took a survey of the student…
No, Lorena's sample was not a random sample of the entire school. No, Lorena's sample was biased because it was taken only from an honors class.
-
simplify and express your answer in scientific notation: \\(\\frac{2.64…
$3.3 \times 10^{-3}$
-
the planet earth has land area of $5.761 \\times 10^8$ square miles and…
$1.4129 \times 10^8$ square miles
-
order these numbers from least to greatest. 8.76, 8.767, \\(\frac{167}{…
$\frac{167}{20} < 8\frac{4}{11} < 8.76 < 8.767$
-
conjugación de verbos - verb conjugations ayer - yesterday on the 1st l…
## Row 2 (Tú form) 1. Tú 2. visitaste, corriste, compraste 3. You visited, ran, bought ## Row 3 (Ellos/Ellas/Ustedes form) 1. Ellos/Ellas/Ustedes 2. cantaron, comieron, salieron 3…
-
xochitl earned $94.80 at her job when she worked for 4 hours. what was …
$\$23.70$ per hour Double number line filled values (left to right, top then bottom): $\$23.70$, $\$94.80$, $1$, $4$
-
match each term with its definition. simulation population biased sampl…
- simulation: an imitation of a real world process or system - population: a group of objects, individuals, or events - biased sample: a sample that is not representative of the p…
-
hannah read 8 books in 4 months. if she reads at a constant rate, how m…
2
-
lorne wants to determine the average amount of time that students at he…
2 students from each of the 15 classes
-
mikayla designed a survey to determine the number of people expected at…
nonrandom and biased
-
kari plans to sample 20 people of a population that contains 100 studen…
5 students out of each of the 4 homeroom classes
-
drag each tile to the correct box. match each decimal number to its equ…
# Explanation: ## Step1: Analizar \(1.5 \times 10^{-1}\) La notación científica \(a\times10^{n}\) se convierte a decimal moviendo el punto decimal \(n\) lugares. Para \(1.5 \times…
-
nathan and jordan design surveys to determine the average amount of tim…
Nathan's because his sample was more random
-
skill: word meaning reread the end of the opening paragraph of part i o…
1. Part A: B. Definition 1.b Part B: D. "sun began to grow hot" 2. A. Middle English, Anglo-French, and Latin 3. D. ə-'fend-
-
charles wants to find out if the students in foreign language classes s…
The way the sample was chosen may overrepresent or underrepresent students taking certain language classes.
-
a group of tourists is determining the order in which to visit national…
The representative sample contained more adults than children.
-
1. read each story problem. identify the unknown quantity, and write th…
Expression: \( a + 8 \); Evaluation: \( 10 + 8 = 18 \) (Ella wrote 18 stories) ### Problem 1 (Lisa's Dancing)
-
to make a bakery’s signature chocolate muffins, a baker needs 2.5 ounce…
A) 7.5 ### Second Question (Horsepower and Watts)
-
simplify and express in scientific notation: example 1 $(2 \\times 10^4…
\(5.02\times 10^5\) (In the form \(\underline{5.02}\times 10^{\underline{5}}\)) ### Problem 2: \((4\times 10^8)-(9\times 10^7)\)
-
if 50 one - cent coins were stacked on top of each other in a column, t…
B) 100 ### Second Question (Model Car Speed)
-
directions: locate the oval marked \start\. find the mean, median, or m…
The path ends at the "End" oval, following the sequence of calculations and arrows as above.
-
lamont designs a survey of town residents in an attempt to predict who …
B. Lamont should sample only registered voters.
-
1. read each story problem. identify the unknown quantity, and write th…
Expression: \( a + 8 \), Evaluation: 18 (Ella wrote 18 stories) ### Problem 1 (Lisa has been dancing... )
-
chelsea wants to determine the number of people in her school who read …
- increase the sample size - choose students from different grade levels - choose every fourth student in all language arts classes
-
which action best demonstrates the meaning of respond? a thinking silen…
C. Giving a thoughtful reply to criticism
-
a newspaper publisher wants to check its daily output of about 300,000 …
The publisher can use **statistical random sampling**: 1. Select a random, representative sample of newspapers from the 300,000 daily output (ensuring every paper has an equal cha…
-
supply across 5. supply curve is _____ sloping. 8. supply is relationsh…
3. curve (for Down 3)
-
identifying valid, non - biased sampling methods inga, kai, and jason v…
Kai suggested the best way to produce a random sample that is not biased.
-
read the excerpt from \wherefore art thou romeo?\ \minor detail,\ shond…
She wants the narrator to remember all of her lines for the play.
-
analyzing sampling consider the survey descriptions shown. survey 1: a …
Survey 3 is most likely to produce a representative sample. Survey 2 is most likely to produce a biased sample. Survey 1 collects information on an entire population.