Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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part d — connect and reflect in this lesson, you analyzed how an author…
Abuelo's legacy is one of quiet resilience and redefining meaningful impact. He leaves behind a lesson that significance can exist in ordinary, enduring presence rather than grand…
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if $d(x) = 160(1.081)^x$, find $d(40) = \\underline{\\quad\\quad}$
3606.4
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10. 0 / 1 points l.a. wedding caterers offers a wedding reception buffe…
44800
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would be a linear equation? explain. 11. find the mean, median, and mod…
Mean: \(3\), Median: \(3.5\), Mode: \(4\) ### Question 14
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no matter how big a cage is, it will never be a home. animals like pola…
The intended audience is likely the general public (including zoo - goers, people interested in animal welfare, or students) who may visit places with caged wild animals and can b…
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1 luisa reads 2 pages of her book every minute. at this rate, how many …
2.5 hours ### Problem 2
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the graph represents the heights of two climbers on a climbing wall ove…
B. Both climbers rested on the wall at a constant height for 2 minutes.
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the table shows the total distance that myra runs over different time p…
increasing
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8. charlie was practicing his free throws. he made 42. if he got 84% of…
50
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for exercise 6, solve the problem. 6. spiral review write and solve a p…
36
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7. the ratio of blue marbles to yellow marbles is 4:5. write an equival…
8:10 (example equivalent ratio)
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sean needs to send a thank - you note for each birthday gift he receive…
Inequality: \(g > 12\) Graph: Open endpoint at 12, ray extending to the right on the number line.
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last year, gina planted 9 tomato plants in her garden and made pasta sa…
The inequality is $t \geq 9$. To graph it: - Place a closed dot at 9 on the number line. - Draw an arrow pointing to the right from 9, covering all values 9 and above.
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the table gives the number of cellular telephone subscribers in a count…
10931
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in 1977, the number of high school dropouts in a country was 5217 thous…
C. The average rate of change is about -74.9 thousand each year. The number of high school dropouts decreased by an average of about 74.9 thousand each year from 1977 to 2005.
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d. $y \\leq 3\\frac{1}{3}$ (ex 2) e. $0 > v$ (ex 2) write an inequality…
\( x > \frac{1}{2} \) ### Part g
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7. han has measured the distance from his house to several locations. u…
| Location | meters | kilometers | |-------------------|--------|------------| | School | 2500 | 2.5 | | Library | 3000 | 3 | | Park | 1500 | 1.5 | | Tyler's house | 500 | 0.5 | |…
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name: date: directions: decide whether the information represents a dis…
Discrete random variable. Reason: The number of motorcycle accidents is a countable value (0, 1, 2, ...). ### Problem 2:
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express the following probability as a simplified fraction and as a dec…
\(\frac{225}{256}\)
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6. complete the sentences below. a. jada has a playlist of songs that i…
a. 4 b. 165 c. 6720 d. 9 minutes
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a 40-year-old person wants to purchase a $200,000 one-year life insuran…
230
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a game is played using one die. if the die is rolled and shows 4, the p…
\$-1.67
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in a product liability case, a company can settle out of court for a lo…
\(100000\) ### Part (b)
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which best describes data that is observational? qualitative quantitati…
qualitative
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which best describes data that is numerical? quantitative qualitative
quantitative
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in a product liability case, a company can settle out of court for a lo…
\(100000\)
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tim has a box of 15 markers. he gives 3 markers each to 4 friends. what…
$\boldsymbol{15 - 3 \times 4}$ (or $\boldsymbol{15 - (3 \times 4)}$)
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5. leo uses three bags of flour to make cookies. the amount of flour in…
If we consider whole batches, the answer is 3. If we consider decimal, it's 3.6. But likely the intended answer is 3 (or if the total was miscalculated, let's re - do the addition…
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it is estimated that there are 20 deaths for every 10 million people wh…
\( 0.80 \)
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there is \\(\\square\\) whole group of \\(\\frac{3}{4}\\) pound in 1 po…
Whole group: 1, Fraction left: $\frac{1}{3}$ (so the first box is 1, the second is $\frac{1}{3}$)
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a construction company is planning to bid on a building contract. the b…
\( 4500 \)
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what is true about poetry? choose one option a poetry is always written…
B. Poets choose words for their meaning and sound.
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the table shows claims and their probabilities for an insurance company…
\( 10000 \)
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3/4 pound of granola fills 5 bags. how many bags do you need to hold 1 …
La ecuación de multiplicación que representa la situación (y permite encontrar el número de bolsas para 1 libra) es $\boldsymbol{5 \times \frac{4}{3} = \frac{20}{3}}$ (o $\boldsym…
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when you use figurative language, you say or write something in a creat…
B. I'd love to take a poem to lunch/ or treat it to a wholesome brunch/ of fresh cut fruit and apple crunch.
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5. leo uses three bags of flour to make cookies. the amount of flour in…
2 ### Question 6
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Question was provided via image upload.
A. 15 minutes after 8, C. quarter after 8 ### Problem 4:
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what is 62% of $500?
\( \$310 \)
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the table shows claims and their probabilities for an insurance company…
\( \$29500 \) ### Part b: Determine the break - even premium
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4) | x | f(x) | |----|----| | 22 | 15 | | -7 | 11 | | -4 | 6 | | 22 | -…
No
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fill in the missing number. 94% of 1,350 =
1269
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3) | x | h(x) | | -3 | 6 | | 0 | 8 | | -3 | -8 | | 5 | 4 | | -8 | 11 | …
No, this relation is not a function.
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what is 32% of 675?
216
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complete the following statement. 91% of $600 = $
546
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fill in the missing 9% of 600 = \\boxed{} submit
54
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3. tara spends \\(\\frac{2}{3}\\) of her money on a video game. she spe…
\$80 ### Problem 4a
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what is 56% of 375?
210
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3. tans spends \\(\\frac{2}{5}\\) of her earnings on a phone game. she …
The money left is $15. ### Problem 4a (Mr. Perez's money distribution)
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the table shows claims and their probabilities for an insurance company…
The expected claim amount is \(\$29500\) (if the question was to find the expected value). If your question was different (like finding the probability of a claim exceeding a cert…
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the pointer shown to the right can land on every number, and the respec…
3
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the venn diagram below shows the 17 students in ms. bryants class. the …
### Part (a) #### Step 1: Find \( P(A) \) - **Explanation**: Count the number of students in event \( A \) (Chess Club) and divide by total students (17). - Chess Club (A) members…
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a survey of 300 college students shows the average number of minutes th…
\(0.4692\)
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2) | x | g(x) | |----|------| | 3 | 12 | | 5 | 12 | | -4 | 18 | | 9 | 5…
Yes, this relation is a function.
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1. two middle school classes work together to paint a mural in their sc…
### Problem 1 (Matching) #### Mr. Perez’s class situation: We know that the portion they painted ($\frac{1}{5}$ of the entire mural) is $\frac{2}{3}$ of their section. To find the…
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b. mr. lopez wants to make 8 gallons of applejuice. he has 60 pounds of…
No, he does not have enough apples. He needs 3 more pounds.
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x | f(x) 2 | 5 7 | 43 4 | 21 0 | -14 6 | -17 function? ______
Yes
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there are several tables of x and y values, and corresponding equations…
Bottom left unlabeled table: $y=-0.5x$ Bottom right unlabeled table: $y=\frac{1}{4}x$
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which statement best describes lady macbeth’s view of power? a power ca…
D. Seize power by whatever means necessary.
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6. a science club has a ratio of chemistry students to physics students…
Part A: $\frac{2}{5}$ Part B: The club with a chemistry to physics student ratio of 4:5 has more chemistry students.
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5) casey sells digital products. she has a goal of selling 20,000 digit…
1. D 11,458 2. C 23,189
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the random variable ( x ) has mean 12 and standard deviation 3. the ran…
D. The mean is 31, and the standard deviation is 6.
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data were collected on the ages, in years, of the men and women enrolle…
D. 20.47 years
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2:35 - what makes olivia think little women was partly autobiographical…
(Depends on the specific text/media, but generally) Parallels between the March family’s story and Louisa May Alcott’s real - life family, experiences, or values make Olivia think…
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9. the table shows the party affiliation of the 140 senators of the 115…
1. Senate problem: - Number of Democrats: 72 - Number of Independents: 8 2. Band problem: The second band (ratio 5:6) has more trumpet players. 3. Science club problem: The second…
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the distribution of random variable ( r ) has mean 10 and standard devi…
Mean: $3$, Standard deviation: $5$
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2. a daycare has a child - to - caregiver ratio of 3:1. the total numbe…
b. Last year: 8 caregivers, 24 children. This year: 12 caregivers, 36 children.
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a player pays $15 to play a game in which a chip is randomly selected f…
$-4.5$
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at a large regional collegiate women’s swim meet, an official records t…
1.673 seconds (rounded to 3 decimal places)
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4. the venn diagram below shows the number of sophomores with facebook,…
a. 124 b. 209 c. 333 d. 241 e. 74
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1 in february, a bakery sold 12,573 cupcakes. in march, 17,392 cupcakes…
1. C. 4,519 2. A. 567,737
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3. the venn diagram below shows the number of 8th grade students who ha…
a. 58 b. 203 c. 320 d. 87 e. 116
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2. the venn diagram below shows the number of people at the gym signed …
a. 92 b. 181 c. 89 d. 756
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from unit 2, lesson 7 the output from a coal power plant is shown in th…
For the coal power plant: The energy output is proportional to the number of days. The equation is $E=500d$, where $E$ is energy in megawatts and $d$ is the number of days. For th…
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more practice with venn diagrams 1. the venn diagram below shows the nu…
a. 9 b. 18 c. 39 d. 21
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chris is having a party. hell have 4 tables for every 20 guests. comple…
| Number of guests | 20 | 30 | 35 | 45 | 50 | |------------------|----|----|----|----|----| | Number of tables | 4 | 6 | 7 | 9 | 10 |
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charlie is driving his motorhome. it uses 3 gallons of gas for every 21…
| Number of gallons | 3 | 6 | 7 | 9 | 10 | |-------------------|---|---|---|---|----| | Distance (miles) | 21 | 42 | 49 | 63 | 70 |
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worksheet name: date: directions: decide whether the experiment is a bi…
\( 0.0879 \) (rounded to four decimal places) ### Problem 2b: Probability of at least 3 correct answers
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puzzle jesus is light across 2 jesus’ foster father. 3 city where the t…
To solve the crossword puzzle "Jesus Is Light", we analyze each clue: ### Across Clues: 1. **2. Jesus’ foster father**: Joseph (5 letters) 2. **3. City where the Temple is**: Jeru…
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question 2 lola rode her bike for \\(\\frac{7}{10}\\) of an hour on sat…
\(\frac{1}{10}\) hour
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question 4 2 pts which combining form means heart? cis/o gastro/o cardi…
○ cardi/o
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question 1 the table below shows the heights of several books. jean sta…
Between 5 and $5\frac{1}{2}$ inches (the option "Between 5 and $5\frac{1}{2}$ inches")
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kaitlin drove 536 miles in 8 hours. at the same rate, how many miles wo…
871 miles
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a walkway rises 8.5 ft for every 10 ft on the horizontal. find its slop…
B. $\frac{8.5}{10}$, C. $85\%$, D. $0.85$, G. $\frac{17}{20}$
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you and your friends want to go bowling on saturday. strike out charges…
8
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paragraph prompt 1: write a paragraph explaining how the poet uses figu…
A. The poet uses figurative language, such as metaphor and personification, to make the cat exciting and relatable. It directly addresses how figurative language is used to make t…
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50 is 110% of ____? 4 is 20% of ____?
For "50 is 110% of ____?": $\approx 45.45$ For "4 is 20% of ____?": $20$
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50 is 110% of ____? 4 is 20% of ____?
\(\frac{500}{11}\) (or approximately \( 45.45 \)) ### Second Question: 4 is 20% of ____?
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3. part a: what impact does the phrase \insistent as anesthetic\ have o…
C. It emphasizes how the mother's loss has numbed and isolated her.
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2. 45% of the players on the soccer team got to practice early! if 5 st…
\(\boxed{\frac{100}{9}}\) (or approximately 11)
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1. when is groundhog day celebrated? 2. what is the name of the famous …
1. On February 2nd 2. Punxsutawney Phil 3. According to folklore, six more weeks of winter are predicted. 4. According to folklore, an early spring is predicted. 5. Groundhogs liv…
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accidents linda pastan ● 1987 linda pastan is an american poet of jewis…
C. a new life as someone who has suffered loss
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imperial ↔ imperial 1ft. = 12 in. 1 yd. = 3 ft. 1 yd. = 36 in. 1 mi. = …
2 feet ### 2. 8 miles into feet
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read lesson 5.14 individuals and organizations and answer the following…
c. Rent - Seeking ### Question 2
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4 predict the number of sales in week 10 based on the trend line. predi…
For Week 10 sales: \( 0 \) For week with 180 sales: \( 7 \)
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5. find the first 3 iterates of the function $f(x) = 0.80x$ when $x_0 =…
120, 96, 76.8
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what is the value of the top hat icon? * happy groundhog day! groundhog…
9
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viewership of the 24 - minute video was low, and you realize that peopl…
100 seconds
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1. \\( \\frac{1}{8} + \\frac{1}{8} + \\frac{1}{8} = \\) 2. \\( \\frac{2…
\(\frac{3}{8}\) ### Problem 2: \(0.3 + 0.3 + 0.3 + 0.3 + 0.3 + 0.3 = \)
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a nursery sells young palm trees. they guarantee that a palm tree will …
$|x - 7| \leq 1.5$
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happy groundhog day! groundhog day, celebrated in the united states and…
(El resultado matemático correcto es 169; las opciones proporcionadas no incluyen este valor. Si se elige entre las opciones dadas, no hay respuesta acertada, pero el cálculo prec…