统计与概率
数据分析、概率分布、假设检验与统计方法。
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i can order rational numbers. 25. order the following numbers on the op…
(Left to right on number line) A: $-8\frac{1}{2}$, E: $-7.2$, C: $\frac{47}{9}$, B: $6.75$, D: $8\frac{1}{4}$
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look at this table: is this relation a function? yes no
no
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the function $f(t) = 9400(0.4)^{\frac{t}{30}}$ represents the change in…
The function is decaying exponentially at a rate of \( 60\% \) every 30 units of \( t \) (the time variable in the function). The constant \( 0.4 \) shows that the quantity is \( …
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initial knowledge check question 2 here are the shopping times (in minu…
### (a) Grouped Frequency Distribution: | Shopping times (in minutes) | Frequency | |------------------------------|-----------| | 17.5-22.5 | 2 | | 22.5-27.5 | 5 | | 27.5-32.5 | …
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jim wants to put carpet in four identical rooms. each room is 14 ft by …
6
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= 9500(0.55)^{\frac{t}{k}} represents the change in a quantity over t m…
60 seconds
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what does of plymouth plantation reveal about the pilgrims readiness to…
They were not prepared for the harshness of the environment, and they had little food if the ship left before spring.
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3 the function represented by the table: input | output 10 | 12 5 | 9 -…
If the problem is to find the equation of the linear function, the equation is \(y=\frac{3}{5}x + 6\). If it is to find the slope, the slope is \(\frac{3}{5}\). (Assuming the prob…
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put these numbers in order from greatest to least. 0.359 3.59 30.95 30.…
30.95, 30.59, 5.903, 3.59, 0.359
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select all the true sentences. 93.9208 > 8.1130 0.1303 ≥ 933.0 39.932 >…
- \( 93.9208 > 8.1130 \) (True) - \( 0.1303 \geq 933.0 \) (False) - \( 39.932 > 39.932 \) (False) - \( 9,089.2 < 9,132.90 \) (True) The true sentences are \( 93.9208 > 8.1130 \) a…
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select all the true sentences. 54.3850 > 480.4 3,405.80 ≥ 8.50 34.5 = 3…
The true sentences are: B. \( 3,405.80 \geq 8.50 \) C. \( 34.5 = 34.5 \) D. \( 44.8500 < 4,540.5830 \) (Note: Here we assume the options are labeled as A for \( 54.3850 > 480.4 \)…
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type a digit that makes this sentence true. 9,481.? > 9,481.171
2 (or 3, 4, 5, 6, 7, 8, 9)
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which sentence is true? 44.30 ≥ 0.23 471.934 < 0.1 0.8 > 84.9 4,184.96 …
\( 44.30 \geq 0.23 \) (the true sentence)
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put these numbers in order from greatest to least. 0.0935 9.35 0.59 53.…
53.09, 9.35, 0.59, 0.0953, 0.0935
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put these numbers in order from greatest to least. 0.643 0.0064 6.43 3.…
\(6.43\), \(3.46\), \(0.643\), \(0.0064\)
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which decimal is less than the one shown in this diagram? 0.7 0.397 0.4…
0.397
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during this process, the scientists measured brain activity and tracked…
B. exercise
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future studies of attention, memory and media the scientists hope to co…
Since no specific question is provided about this text, it's not possible to generate a targeted answer. If you have a question related to this text, such as analyzing the main id…
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look at this table: x | y 12 | 4 5 | 18 16 | 8 5 | 4 5 | -8 is this rel…
no
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look at this set of ordered pairs: (0, -16) (-16, 2) (18, 19) (17, 4) (…
yes
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look at this table: | x | y | |----|----| | 3 | 13 | | -20 | 15 | | 16 …
yes
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look at this table: (table content: x and y values) is this relation a …
yes
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what is the total amount of juice in the fruit punch? write your answer…
$4\frac{2}{3}$ cups
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evaluate the given expression. p(k, 2)
$k^2 - k$ (or $k(k-1)$)
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the hole for a fence post needs to be 5 feet deep. it is currently 2 fe…
\(32\)
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evaluate the given expression. p(6, 6)
720
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which answer choice gives a whole number? a. \\(\frac{3}{4} + \frac{1}{…
A. $\frac{3}{4} + \frac{1}{4}$ (since $\frac{3}{4} + \frac{1}{4} = 1$, which is a whole number)
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the function $f(t) = 7300(1.095)^{60t}$ represents the change in a quan…
The function is growing exponentially at a rate of 9.5% every \(\frac{1}{60}\) hour (or per minute, but the rate from the base 1.095 is 9.5% for the period of the exponent's base …
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16. find the error a student used equivalent ratios to find what percen…
The student's mistake was in the setup of the equivalent ratios. The correct proportion is \( \frac{15}{300}=\frac{p}{100} \), and solving it gives that 15 is \( 5\% \) of 300.
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review the poem. nicks vase i stopped by the art room to pick up some e…
It's important to admit it when you have made a mistake.
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petra is participating in a program where she takes surveys. the table …
D. W
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question 4: omitted image-related content a.rei.a.3 question 1: mr. jon…
B. Car 2 ### Question 2:
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13 which of the following best describes the relationship between the v…
C. non-linear association
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a rental car company rented a car eight different times in january. the…
A. A scatter plot would show a negative association between the number of miles driven and the amount of fuel left in the gas tank.
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3. perform the indicated arithmetic operations, and round the results t…
(Problem 13): \( 181.70 \) (or 182, depending on rounding) ### Problem 14: \( 4 \times 0.0665 \)
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11 which of the following best describes the relationship between the v…
C. non-linear association
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directions: use the drawing tool(s) to form the correct answer on the p…
Plot a point over the coordinate $(88, 1)$ (the point with test grade 88 and 1 hour studied).
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five members of a punk band were at the local skatepark, signing autogr…
B. W
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heather counted the number of cartoons on six television stations satur…
D. W
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a car rental company collected data on the distance driven and the fuel…
B. As the distance driven increases, the fuel used tends to decrease.
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a box of crackers contains $16\\frac{1}{2}$ ounces. a serving of cracke…
B. 11 ### Second Question (Scott Washing Cars)
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that means that their measures sum to 69°. use the relationship you det…
The value to multiply both sides by is \(\frac{1}{16}\) for both boxes. So the equation becomes \(16x\times\boldsymbol{\frac{1}{16}} = 72\times\boldsymbol{\frac{1}{16}}\) (and the…
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use the answer from the first step to solve the second step. use the ba…
1. Craig has 54 points now. 2. Number story: Lila collects 28 stickers on Monday and 35 stickers on Tuesday. How many stickers does she have in total? Matching equation: $28 + 35 …
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what does the word synchronize mean? to arrange things together into gr…
to arrange things to happen at the same moment
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what does the word malign mean? to prevent someone from committing a cr…
to tell harmful falsehoods about someone
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what does the word congregate mean? to repeat many times to assemble in…
to assemble in large numbers
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part c double - check your answer in part b by converting the percent t…
0.35
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question evaluate. express your answer in scientific notation. 0.0051 -…
\(4.22\times10^{-3}\)
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question evaluate. express your answer in scientific notation. $3.48 \\…
\(2.42\times10^{-6}\)
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part b how many students chose math? which statement shows the correct …
$\boldsymbol{\frac{35}{100} \times 560 = 196}$ students (the second option: $\frac{35}{100} \times 560 = 196$ students)
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directions: use this information to answer parts a, b, c, d, and e. in …
35
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what does geo mean? air earth life water
B. earth
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question what is the quotient of $7.584 \\times 10^6$ and $7.9 \\times …
$9.6\times10^{3}$
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what does the word rebellion mean? the act of rising up in armed opposi…
the act of rising up in armed opposition to the government
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what does the word contradictory mean? disagreeing with something that …
disagreeing with something that has been asserted
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what does the word prolific mean? careful or precise helpful or coopera…
productive or fruitful
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sofia cruzs practice v.4 determine the meanings of words with greek and…
performing acts of kindness
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question what is the product of $6.8 \\times 10^4$ and $9.3 \\times 10^…
\(6.324\times 10^{11}\)
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what does the word junction mean? the place where two roads come togeth…
the place where two roads come together
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what does the word precedent mean? a decision that is controversial a d…
a decision that guides future decisions
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if the gas tank in glens car can hold 12 gallons and it is 80% full, ho…
9.6
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question what is the quotient of $1.888 \\times 10^9$ and $5.9 \\times …
$3.2 \times 10^{2}$
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algebra ii with statistics 3rd quarter - aaa02 simplifying rational exp…
$\boldsymbol{\frac{3a^{2}b^{11}}{2}}$ (matches the second option)
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if the gas tank in glens car can hold 12 gallons and it is 80% full, ho…
9
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lily is using the equivalent ratios \\(\\frac{7}{100} = \\frac{77}{\\sq…
I would multiply by \(11\) because \(7\times11 = 77\), so to keep the ratio equivalent, \(100\) must be multiplied by \(11\) as well.
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find the unknown value. enter the correct answer in the box. 120% of \\…
15
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find the unknown value. enter the correct answer in the box. show hints…
100
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your economic system compare and contrast the goals of command and mixe…
Command economies prioritize central planning to achieve equitable resource distribution, full employment, and collective goals (e.g., state - driven industrialization), with the …
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find the unknown value. enter the correct answer in the box. show hints…
30
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question what is the product of 73 and $4.4 \\times 10^6$ expressed in …
$3.212\times 10^{8}$ (The first box is 3.212 and the second box is 8)
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find the unknown value. enter the correct answer in the box. show hints…
28.8
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question what is the product of $2.8 \\times 10^3$ and $9.7 \\times 10^…
\(2.716\times10^{7}\)
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a survey of all students at a large high school revealed that, in the l…
### Solving Problem Set (Silicon #3 & #4) #### Silicon #3 (Assuming Typo: 38% Taco Bell, 35% Chipotle, 9% Both? Let's Proceed) ##### a) Venn Diagram: - Two circles: Taco Bell (lef…
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find the unknown value. enter the correct answer in the box. show hints…
28.8
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find the unknown value. enter the correct answer in the box. show hints…
45
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find the unknown value. enter the correct answer in the box. show hints…
12
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determine if each of the following scenarios is categorical or numerica…
1. Heights of twenty 6th graders. numerical 2. Hours of sleep on a school night for thirty 6th graders. numerical 3. Favorite flavor of ice cream for each of ten 6th graders. cate…
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find the unknown value. enter the correct answer in the box. show hints…
8
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16. in the first week, a fresh - cut christmas tree in your home will c…
\( 1\frac{3}{4} \) gallons
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decide whether each question is a statistical question or a non - stati…
4. statistical question 5. statistical question 6. non-statistical question 7. statistical question 8. statistical question 9. non-statistical question 10. non-statistical questio…
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question 1 (12 points) read the definition on the left and find the cor…
1. e. Statistical Question 2. d. Categorical 3. f. Numerical 4. c. Statistics 5. a. Data 6. b. Non-Statistical
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the function $f(t) = 830(0.9935)^{t}$ represents the change in a quanti…
The function is decaying exponentially at a rate of 0.65% (or 0.6% as approximated) every week. So the dropdown should be "week".
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the function $f(t) = 830(0.9935)^{\frac{t}{7}}$ represents the change i…
The function is decaying exponentially at a rate of \( 0.65\% \) every (the time period here is related to the exponent, but from the function \( f(t)=830(0.9935)^{\frac{t}{7}} \)…
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total number of candies 15 boxes 24 boxes 42 boxes candies
15 boxes: 4740 candies 24 boxes: 7584 candies 42 boxes: 13272 candies
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d. the function describes a proportional relationship. its graph passes…
$y=\frac{7}{3}x$
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identify the domain of each vocabulary word. drag each word into the co…
- Science: chromosome, entropy, viscous - Social Studies/History: invest, corporation - Mathematics: estimate, exponent, statistics, technique
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the table shows two functions representing the prices of purchasing dif…
The broccoli function has the greater slope, which shows that the cost per pound of broccoli is greater than the cost per pound of cauliflower.
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score on last try: 0 of 3 pts. see details for more. at least one score…
Sample Mean = $31.15$ Sample Standard Deviation = $12.77$ (approx to two decimal places) Population Standard Deviation = $11.94$
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what is the correct meaning of the word abide? when we visit grandmas h…
A. submit to
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what does the root cand mean in the word candescent? the candescent qua…
glowing
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the radius and circumference of several objects were measured. radius a…
It is a strong positive correlation, and it is likely causal. (Note: Assuming the third option (not fully shown but from analysis) is "It is a strong positive correlation, and it …
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4 which scatter plot does not show an appropriate line of best fit? a b…
C. The scatter plot labeled C
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select the word or phrase that is redundant and can be removed without …
and important
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grace rakes leaves every day for one week. she fills the same number of…
B. Number of bags filled each weekday
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the histogram shows the weights, in pounds, of checked luggage on a fli…
The mean is most likely more than 28 pounds.
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what do you think it means when the song says, \the audience is kind of…
The line uses a metaphor: the audience is likened to a country to suggest the audience, like a country (its collective or governing body), **actively observes and evaluates the pe…
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data representations: medium google classroom microsoft teams (the char…
Since the problem description is incomplete (no specific question about the graph is provided), we can't provide a solution yet. Please clarify the question, such as asking for th…
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what type of graph is shown? line graph, ogive, histogram, frequency po…
Ogive
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exercise 1.9.1 remember the holiday season starts tomorrow. this means …
B) an effect
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work ready reading exercise 1.9.1 remember the holiday season starts to…
B) an effect