統計與機率
資料分析、機率分佈、假設檢定與統計方法。
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the table shows the number of items bought by customers in a supermarke…
1,372,570.54
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which of the following equations is the most appropriate linear model f…
B) $y = -1.9x + 10.1$
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exemplar 3 the table shows the value (in thousands of dollars) of an in…
A. \( V(x) = 5(1.2)^x \) D. A curve increasing faster over time
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question 1-8 luis has saved $6. he doubles the amount he has saved each…
- Does the situation represent an exponential function? $\boldsymbol{\text{yes}}$ - Does the function have a constant difference or a constant ratio? $\boldsymbol{\text{ratio}}$
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exemplar 1 the table shows the number of users (in millions) of a new a…
To solve this, we first analyze the pattern in the number of users: - From 2019 to 2020: \( \frac{1.5}{1.0} = 1.5 \) - From 2020 to 2021: \( \frac{2.25}{1.5} = 1.5 \) - From 2021 …
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problems 1. a basketball player makes a free throw with a probability o…
To solve the problem about the basketball player's free throws, we recognize this is a binomial distribution problem with \( n = 50 \) (number of trials), \( p = 0.72 \) (probabil…
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the word congregate contains the root greg. what does the root greg mea…
group (the option with text "group")
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when president franklin d. roosevelt showed little inclination to take …
To persuade (someone) not to take a particular course of action (in this context, to persuade the Black leaders not to proceed with the march).
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the table shows the number of items bought by customers in a supermarke…
4,688.14
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friday, 1/16 two different models are graphed for the same data. which …
Model A
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details no additional details were added for this assignment. divide. 1…
2.9
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the distance between bases on a baseball field is 27.43 meters. joe has…
$123.435$
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apples come in bags of 4. oranges come in bags of 6. what is the least …
You need to buy 3 bags of apples and 2 bags of oranges.
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in a month, claudia rides her favorite bike trail 12 times. she travels…
$98\frac{1}{2}$ km
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6 the graphs represent parts of mikes swimming practice, where he swims…
- "Mike swims away from the starting block and then stops to tread water for a little while before continuing toward the wall at a slower pace" → The bottom - right graph (with in…
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the root chron means time. what does the word chronological mean? arran…
B. arranged in the order that the events occurred (assuming the options are labeled A, B, C with A being "arranged in no discernible pattern", B being "arranged in the order that …
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the root dict means say or declare. what does the word contradictory me…
disagreeing with something that has been asserted
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the root cred means trust or believe. what does the word incredulous me…
A. unwilling to accept something as true
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41) the root word means apart or away. what does the word segregation m…
the state of being separate from a group
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the root greg means group. what does the word aggregation mean? a dange…
a collection of different things
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read the passage from \the child of urbino.\ select the sentence from t…
How anxiously he toiled, painting and rubbing out, and painting again.
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7. the supplements (a) make our cats fur shiny and help her shed less. …
1. An expedition is a planned journey for exploration or research. 2. It would be beneficial to me if I established a consistent sleep schedule. 3. One convenience for me is havin…
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for the age group 21-27 years in bpo industry, the first quartile of mo…
20.5% (the option with "20.5%")
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3. part a: what is the meaning of the word \inflammatory\ used in parag…
B. causing anger
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a real estate branch manager is in charge of selling houses in two subd…
Green Park = 6% & Vista Verde = 8.3% (corresponding to the option "Green Park = 6% & Vista Verde = 8.3%")
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the mean closing price of stock a over the past year is php12,000 with …
Stock A = 12.5% & Stock B = 8%
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the mean mathematics achievement test score of one section of first yea…
B. 27.27% and 33.33%
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?groups 8 hundredths 32 hundredths now, find the quotient. 0.32 ÷ 0.08 …
4
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represent the expression using hundredths. 0.6 ÷ 0.12 =? hundredths ÷? …
\( 0.6\div0.12 = \boldsymbol{60} \) hundredths \( \div \boldsymbol{12} \) hundredths
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? groups 25 hundredths 175 hundredths now, find the quotient. 1.75 ÷ 0.…
\(7\)
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toy mice at lucky’s pet shop. she has 0.48 meter of string. she uses ea…
6
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4. (part of the question about making tails) a) represent the expressio…
First blank: 48, Second blank: 6
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convert 94.9% to a fraction in simplest form and a decimal. answer frac…
Fraction: \(\frac{949}{1000}\) Decimal: \(0.949\) (non - repeating part is 949, no repeating part)
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convert \\(\\frac{9}{25}\\) to a decimal and a percent. answer decimal …
Decimal: $0.36$ (no repeating part, so it's $0.\underline{3}\underline{6}$) Percent: $36.00\%$ (so it's $\underline{3}\underline{6}.\underline{0}\underline{0}\%$ or simply $36\%$ …
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convert 25.3% to a fraction in simplest form and a decimal. answer frac…
Fraction: \(\frac{253}{1000}\) Decimal (Edit the repeating and non - repeating part): \(0.\underline{253}\) (non - repeating part is 253, no repeating part)
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convert 0.593 to a fraction in simplest form and a percent. answer frac…
Fraction: $\frac{593}{1000}$ Percent: $59.3\%$ (or in the given format: 59. 3 (with no repeating part, so the blanks for repeating can be left or considered as non - repeating, so…
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convert 66.4% to a fraction in simplest form and a decimal. answer frac…
Fraction: \(\frac{83}{125}\) Decimal: \(0.664\)
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six friends will share 27 liters of water to drink on a hike. which sho…
Decimal: $4.5$ Fraction: $\frac{9}{2}$ (or $4\frac{1}{2}$)
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six friends will share 27 liters of water to drink on a hike. how many …
4.5 liters
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there are exactly 12 liters of sports drink available to the tennis tea…
B. 24
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convert 0.434 to a fraction in simplest form and a percent. answer frac…
Fraction: $\frac{217}{500}$ Percent: $43.4\%$ (In the given percent format: 43.4% can be written as 43.40% if we consider the repeating/non - repeating parts, but since 0.434 is a…
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convert 32.8% to a fraction in simplest form and a decimal. answer frac…
Fraction: \(\frac{41}{125}\) Decimal: \(0.328\)
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convert 11.3% to a fraction in simplest form and a decimal. answer frac…
Fraction: \(\frac{113}{1000}\) Decimal: \(0.113\) (non - repeating part is \(113\), no repeating part)
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convert 0.513 to a fraction in simplest form and a percent. answer frac…
Fraction: $\frac{513}{1000}$ Percent: $51.3\%$ (or in the given format: 51. 3 0 % but more accurately 51.3%)
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the table shows the corresponding values of x and y: when x is -2, y is…
To determine the relationship between \( x \) and \( y \), we can assume a quadratic function of the form \( y = ax^2 + bx + c \) (since the differences of differences might be co…
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what happens in the art room? make sure to restate and cite an evidence…
In the art room, it is quiet and Cap works on his art (such as drawing peace signs) without engaging with the chaos of the hallways or the cafeteria (as stated in the text: "in th…
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q5. 830, 825, 725, 720, 620, 615, ______, 510 q6. 3780, 3980, 3990, 419…
Q5: 515 Q6: 4710, 4720 Q7: 2048 Q8*: 1000 Q9*: 200
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Question was provided via image upload.
Q1: 6536 Q2: 5700 Q3: 3011, 2511 Q4: 3007, 3407
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how did the event in the art room helped cap? make sure to restate and …
To answer these questions, we need context from the text (likely a story about Cap Anderson). Since the text isn't fully provided, here's a general approach: ### First Question: H…
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which of these negative words in spanish means nothing? (1 point) nada …
A. nada
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which of these affirmative words in spanish means also or too? (1 point…
D. también (assuming the options are labeled A to D with A: algo, B: alguno, C: siempre, D: también)
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the efficient utilization and distribution of food has come to the fore…
B. 40 percent
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trials of a simulation using the geometric probability distribution aft…
\( 0.662 \)
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a simulation using the geometric probability distribution after 500 tri…
\( 0.814 \)
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alan starts from his home and walks 1.3 km east to the library. he walk…
7.0 km
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name_________ period________ date_________ page 1 of 2 percentage (3) f…
1. 25 2. $\approx 181.82$ 3. 296 4. 152.5 5. 33.6 6. 337.5 7. 1094.4 8. 2000 9. 333.125 10. 560 11. $\$906.65$ 12. 500 13. $\$63977.27$ 14. $\$1355.14$
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why does the story end without revealing newts mark? newt and the reade…
A. Newt and the reader already have an idea about what his Mark will mean.
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percent word problems solve each problem. 1) what percent of 126 is 22?…
1) $\approx 17.46\%$ 2) $\approx 144.64$ 3) $\approx 18.23\%$ 4) $\approx 917.65$ 5) $\approx 42.99\%$ 6) $\approx 80.71$ 7) $\approx 144.03$ 8) $\approx 70.0\%$ 9) $35.1$ 10) $\a…
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which of the contexts below represents exponential growth? answer snow …
A certain population of 32 aggressive zombies triples every hour.
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jina drove 290 miles in 5 hours. at the same rate, how many miles would…
638 miles
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directions: determine the initial value and rate of change. 1. day 1 an…
Rate of change: \( \frac{15 - 0}{4 - 0}=\frac{15}{4}=3.75 \) (or if Day 1 to Day 4: \( \frac{15 - 25}{4 - 1}=-\frac{10}{3}\approx - 3.33 \)); Initial value: \( 0 \) ### Problem 2:…
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lyla wants to cut 2 yards of ribbon into \\(\\frac{1}{5}\\)-yard strips…
First box: total number of yards, Second box: fraction of a yard; Final number of strips: 10
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the eiffel tower enter focus mode the eiffel tower is named after the a…
A. concerned meaning interested or troubled
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the eiffel tower enter focus mode the eiffel tower is named after the a…
D. accept it or agree with it
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which expressions can you use to find the number of eighths in 2 wholes…
A. $2 \div \frac{1}{8}$, B. $2 \times 8$
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kate is going to run 7 miles. each lap around the track is \\(\\frac{1}…
7 × 4
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kate is going to run 7 miles. each lap around the track is \\(\\frac{1}…
4
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kate is going to run 2 miles. each lap around the track is \\(\\frac{1}…
$2 \div \frac{1}{4} = 8$
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mastering my schedule enter focus mode starting a new school year is so…
D. examples
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josh has 6 pounds of almonds. he is going to put \\(\\frac{1}{2}\\) pou…
12
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josh has 6 pounds of almonds. he is going to put \\(\\frac{1}{2}\\) pou…
12
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7. which expression is equivalent to ( 72xy - 12x^2 + 16x )? *hint: tes…
a. $4x(18y - 3x + 4)$
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what does the phrase threaded into their lives mean? a. existed as an i…
A. existed as an important and meaningful part of their lives
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read this sentence from paragraph 22. the villagers’ words showered dow…
The phrase "threaded into their lives" (likely a typo, intended as "threaded into her life" based on context) means the villagers’ words (stories/experiences) became deeply integr…
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josh has 6 pounds of almonds. he is going to put \\(\\frac{1}{2}\\) pou…
12 bags
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find the product. \\(\\frac{4}{9} \\times 2 = 4 \\times \\frac{2}{9}\\)…
$\frac{8}{9}$
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which expression is equivalent to $\frac{4}{9} \times 2$? $2 \times \fr…
D. $4 \times \frac{2}{9}$
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build a model to show \\(\\frac{4}{9} \\times 2\\).
$\frac{8}{9}$
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find \\(\\frac{4}{6} \\times 12\\). find the product. \\(\\frac{4}{6} \…
8
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logans e - reader sent a notification saying that he has completed 75% …
240
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in the problems below, youre given the part and the percent. can you fi…
70 ### 2. 6 is 15% of what number?
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15 is 5% of what number? 18 is 40% of what number? 24 is 80% of what nu…
s: 1. \( 300 \) 2. \( 45 \) 3. \( 30 \) 4. \( 72 \) 5. \( 25 \) 6. \( 400 \) 7. \( 187.5 \) 8. \( 1250 \) 9. \( 35 \) 10. \( 60 \)
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consider the following inequality: -3z - 2 > 16 step 2 of 2: graph the …
The solution is $z < -6$. On the number line, place an open endpoint at $-6$ and draw an arrow extending left toward $-\infty$.
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-3z - 2 > 16 step 2 of 2: graph the solution to the given inequality. a…
The solution is $z < -6$. On the number line: 1. Place an open endpoint at $-6$ 2. Shade all values to the left of $-6$ (towards $-\infty$) In interval notation: $(-\infty, -6)$
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in the problems below, youve given the part and the percent. can you fi…
\( 70 \) ### 2. \( 6 \) is \( 15\% \) of what number? ## Step 1: Convert percentage to decimal \( 15\% = 0.15 \) ## Step 2: Use the formula \( \text{Whole} = \frac{6}{0.15} = 40 \)
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marcus lives in new york city. he can walk 5 blocks to the recreation c…
15 Completed table: | Blocks | 5 | 15 | |--------|---|----| | Minutes| 10| 30 |
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next year the squad has a new routine. they complete 18 stunts in 15 mi…
5 minutes --- For the relationship question:
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what is the relationship between the number of stunts com practice and …
3
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14. the model below can be used to find the sum of two mixed numbers. w…
Sum: \( 4\frac{2}{5} \) (or \( 4.4 \)), Difference: \( \frac{4}{5} \) (or \( 0.8 \)) Wait, but maybe the mixed numbers are \( 1\frac{8}{10} \) and \( 2\frac{3}{5} \). Let's confir…
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4. all 10th-grade students at a school answered yes or no to the two su…
| | PS4 Player | No PS4 Player | Total | |----------------|------------|---------------|-------| | cell phone | 54 | 22 | 76 | | no cell phone | 20 | 26 | 46 | | Total | 74 | 48 |…
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how long does it take the squad to complete 10 stunts? competition prac…
4 minutes
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the packed backpack, d. weight of gear packed, in pounds (g) 25 30 35 4…
1. $g$ is the independent variable, and $b$ is the dependent variable. 2. The dependent variable is always 4 more than the independent variable.
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ron is packing his backpack with essential gear to travel the appalachi…
1. $g$ is the independent variable, and $b$ is the dependent variable. 2. The dependent variable is always dependent on the independent variable.
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grade students at a school answered yes or no to the two survey questio…
The completed two - way frequency table is: | | Attended Tutoring | No Tutoring | Total | |----------------|-------------------|-------------|-------| | Passing all classes | 130 …
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7. the scatter plot shows the relationship between the time and the wat…
35 ### Part b
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x | y 0 | 0 6 | 1 12 | 2 18 | 3 y =
$\boldsymbol{y=\frac{1}{6}x}$
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work through each problem with your group. show your work. the table sh…
6. $7.42 \times 10^7$ (scientific notation), 74200000 (standard form) 7. $9.2 \times 10^6$ 8. $3.8 \times 10^7$ 9. $2.99 \times 10^7$
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x | y 0 | 3 3 | 6 15 | 18 17 | 20 y =
$y = x + 3$
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ages the ages of 8 different students in a college math class were used…
B. 8
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relatives ages what is the number of persons over the age of 50 and no …
B. 8