Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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the tape diagram is partitioned into groups of 10%. what is the value o…
6
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1 each rectangle in the model below represents one whole. the model is …
$\frac{5}{1} \times \frac{1}{3} = \frac{5}{3}$ (the second option: $\boldsymbol{\frac{5}{1} \times \frac{1}{3} = \frac{5}{3}}$) ### Question 2 (Assuming the question is to find th…
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read the excerpt from the hot zone. she took up a scalpel and slit the …
replacing "scalpel" with the nearby synonym "blade"
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3. a cereal box has 18 cups of cereal. each serving is 2 cups. how many…
1. The box has $\boldsymbol{18}$ cups of cereal. Each serving is $\boldsymbol{2}$ cups. 2. (circle) $\boldsymbol{\div}$ divide 3. $\boldsymbol{18} \div \boldsymbol{2} = \boldsymbo…
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read the quotation by louis aragon. i demand that my books be judged wi…
A. Aragon wants his readers to be well informed and understand the true meaning of his writing.
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a survey of 100 college students was taken to determine where they got …
15
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a survey of 100 college students was taken to determine where they got …
19
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$\\frac{4}{5} + \\frac{3}{10} =$ $\\frac{6}{3} \\times \\frac{1}{5} =$ …
$\frac{4}{5}+\frac{3}{10}=\frac{11}{10}$; $\frac{5}{3}×\frac{1}{5}=\frac{1}{3}$; $\frac{1}{2}×\frac{1}{2}=\frac{1}{4}$; $\frac{1}{3}×\frac{81}{5}=\frac{27}{5}$; $\frac{1}{2}+\frac…
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use the venn diagram and the given conditions to determine the number o…
B. It is impossible to meet the conditions because there are only 16 elements in set A but there are 21 elements in set A that are also in set B or C. A similar problem exists for…
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fill in each blank so that the resulting statement is true. the first t…
The first term is \(2\) and the last term is \(38\).
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a truck is about 8 meters long. convert this to feet. 1 m ≈ 3.28 ft 8 m…
\( 26.24 \)
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a light bulb consumes 6300 watt-hours in 3 days and 12 hours. how many …
1800
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the total cost of buying 6 pencils can be written as the ratio 6 pencil…
The first model.
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use the venn diagram and the given conditions to determine the number o…
A. The number of elements in regions I, II, III, IV, V, VI, VII, VIII are 5, 7, 7, 8, 4, 4, 1, 2 respectively.
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which product is represented by the model below? options: \\(\frac{3}{8…
\(\frac{3}{8}\times2=\frac{6}{8}\)
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table of contents > week 5: gender roles, identity, and stereotypes > l…
A. The one they understand best and feel most comfortable
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practice: week 5 lesson 2 self-ass question 8 what do religion and spir…
C. Belief in a higher power or greater meaning to life
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there were 3 apple, 1 mixed fruit, 2 grape, and 4 tropical fruit juice …
\(\frac{1}{45}\) (corresponding to the option \(\boldsymbol{\frac{1}{45}}\))
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cluster sampling uses precincts. true false
True
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the accompanying venn diagram shows the number of elements in region v.…
3
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evaluate the sum. \\(\\displaystyle\\sum_{k = 1}^{50} (1 + k^2)\\) \\(\…
42975
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the accompanying venn diagram shows the number of elements in region v.…
7
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the table below shows all of the possible outcomes for rolling two six …
\(\frac{1}{4}\) (Assuming the correct option is \(\frac{1}{4}\) if it was a typo in the provided options. If we follow the steps, the probability is \(\frac{9}{36}=\frac{1}{4}\))
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express the sum using summation notation. use 1 as the lower limit of s…
\(\sum_{i = 1}^{n}\frac{2^{i}}{i}\)
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the accompanying venn diagram shows the number of elements in region v.…
2
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a train traveled 250 kilometers (km) from its starting point in 5 hours…
C) 450 km
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ty was making a map of his neighborhood and decided to use the scale of…
\(\frac{1}{3}\)
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the accompanying venn diagram shows the number of elements in region v.…
4
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1st coin 2nd coin 3rd coin outcomes h ├── h │ ├── h ---- (h,h,h) │ └── …
heads on the first coin, heads on the second coin, and tails on the third coin
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you and a group of friends are going to a five - day outdoor music fest…
\(19.58\%\)
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evaluate the factorial expression. \\(\\frac{15!}{2!13!}\\) \\(\\frac{1…
\(105\)
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jason bought 10 of the 30 raffle tickets for a drawing. assuming that h…
$\frac{6}{203}$ (corresponding to the first option)
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the table below shows all of the possible outcomes for rolling two six …
36 (corresponding to the option "36")
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read the paragraph. at the school carnival, students played a game wher…
1. estimated 2. overestimated 3. underestimated
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i can solve real-world equations. 6.9a, 6.9c 14. micah and his brother …
14. Equation: \( \frac{x}{2}=16 \); Answer: 32 15. Equation: \( 3.50n=28.00 \); Answer: 8 16. Equation: \( m+200=800 \); Answer: 600 17. Equation: \( 0.75+c=2.5 \); Answer: 1.75 1…
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a bag contains 1 red, 1 yellow, 1 blue, and 1 green marble. what is the…
\(\frac{1}{12}\) (corresponding to the option \(\boldsymbol{\frac{1}{12}}\))
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use the venn diagram to the right, which shows the cardinality of each …
17
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nora often found it hard to predict how long her homework would take. t…
She thought it would take an hour, but it actually took much more time.
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what is the equation of the trend line in the scatter plot? use the two…
\(y=\frac{5}{8}x + 40\)
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use the accompanying venn diagram, which shows the cardinality of each …
6
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a blueprint of a new home has a scale of 3 inches : 8 feet. a wall in t…
C. 20 feet
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14. make sense and persevere a large university accepts 70% of the stud…
\(3500\) students enroll. For problem 16a:
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use the accompanying venn diagram, which shows the cardinality of each …
31
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use the accompanying venn diagram, which shows the cardinality of each …
11
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use the accompanying venn diagram, which shows the cardinality of each …
23
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use the accompanying venn diagram, which shows the number of elements i…
Region I has \(\boxed{18}\) element(s) (assuming Region II = 10; adjust if actual intersection number differs). Wait, but since the user's problem is missing the intersection (Reg…
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elijah has a goal to do 80 jumping jacks. use the double number line to…
120
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elijah has a goal to do 80 jumping jacks. use the double number line to…
40
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question 5 of 6 mrs. mortlock uses a calculator program to select stude…
(a) \(17210368\) (b) \(1179360\)
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zoe has a goal to sell 100 t - shirts. use the double number line to fi…
150
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how does each poet’s use of figurative language contribute to the overa…
A. Wheatley’s use of hyperbole accentuates her gratitude for God’s creation, Bradstreet’s use of metaphor shows how she cares about her writing
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question 4 of 6 many banks require customers who use the automated tell…
(a) \(10000\) (b) \(6561\)
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question 3 of 6 declan has 100 songs on his playlist. he is going for a…
\(7.5\times 10^{15}\)
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read the quotation from \a hymn to the evening\. \so may our breasts wi…
A. by working together to form an important idea
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write the second term of the sequence. $a_n = \\frac{(-1)^{n + 1}}{4^n …
\(-\frac{1}{15}\)
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use the given venn diagram, which shows the number of elements in regio…
\( 53 \)
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question 1 of 6 a standard-issue 2020 new jersey license plate had one …
\(24334000\)
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which part of this sentence means \every day\? estoy aqui todos los dia…
A. Todos los dias
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which part of this sentence means ever ever\? ella jamás va a italia. o…
C. Jamás
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which of the following means \para siempre\? ever after for now never
A. Ever after
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which part of this sentence means ever\? yo nunca voy a comer tacos. vo…
B. Nunca
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which part of this sentence means often? tu viajas a menudo. tu viajas …
C. A menudo (assuming the options are labeled as A. Tú, B. Viajas, C. A menudo; if the original options' labels are different, adjust accordingly based on the given options' ident…
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mathematical thinking and reasoning 5 mtr use patterns and structure to…
The model is \( y = -8x + 64 \) (linear function, common difference of -8). ### 1b.
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use the given venn diagram, which shows the number of elements in regio…
13
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your body mass index (bmi) is your weight in kilograms divided by the s…
(a) \(13.14\%\) (b) \(0.2455\)
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use the given venn diagram, which shows the number of elements in regio…
46
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the shanghai tower has one of the fastest elevators in the world. alina…
\(-0.6\)
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zoe has a goal to sell 100 t - shirts. if zoe completes 50% of her goal…
50
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zoe has a goal to sell 100 t - shirts. use the double number line to fi…
50
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question 4 of 5 many fire stations handle more emergency calls for medi…
(a) \(0.4305\) (b) \(0.5695\) (c) independent
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5. what does urbanization mean? the movement of people from cities to r…
The growth of cities and the migration of people to urban areas
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question 1 of 5 a string of christmas lights contains 20 lights. the li…
\(0.668\)
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does this relation show y as a function of x? | x | y | | 3 | 2 | | 3 |…
For "Does this relation show y as a function of x?": No For "Why?": More than one y - value is associated with an x - value.
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does this relation show y as a function of x? | x | y | | -3 | -3 | | 0…
First question: No Second question: At least one x - value has more than one y - value paired with it.
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1st coin 2nd coin 3rd coin outcomes h h h - - - (h,h,h) t - - - (h,h,t)…
\(\frac{3}{8}\) (corresponding to the option with \(\frac{3}{8}\))
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using a table to find the probability of a compound event second number…
Size of sample spaces = \(36\) Number of desired outcomes = \(9\) \(P(\text{first is even and second is odd}) = \frac{1}{4}\) (or \(0.25\))
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martina is serving her child french fries and chicken wings for lunch t…
\( 35f + 110c < 700 \)
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karen and eric each ran every day as part of an exercise routine. the t…
\( 4x > 6y \)
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laura drives a truck for a soft drink company. her truck contains only …
\( 20c + 75b \leq 64000 \)
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error analysis your friend says the solution to $4x + 8x - 5 = 3(4x + 9…
C. The equation has no solution. Friend's error: Likely miscalculated when simplifying (e.g., incorrect distribution or combining terms, leading to wrong solution \(x = 32\) inste…
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spiral review problems 9–10: determine the percentage of each grid that…
Grid 9: 32% Grid 10: 28%
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listed below are the numbers of words spoken in a day by each member of…
a. \( H_0:\mu_d = 0 \), \( H_1:\mu_d < 0 \); Test statistic \( t=-0.39 \); P - value \( = 0.354 \); Since P - value \(>0.05 \), fail to reject \( H_0 \), not sufficient evidence. …
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13) a study of 65 bolts of carpet showed that their average length was …
The 99% confidence interval for the mean length per bolt of carpet is approximately \(\boldsymbol{(76.73, 79.67)}\) yards (the values may vary slightly depending on the precision …
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emancipation proclamation (the text/image below its body, you answer th…
They opposed the South’s support of slavery.
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a group of 175 college students who took math last term were interviewe…
44 ### Part (b)
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round 4,690 to the nearest thousand.
5000
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problems 2–4: the table shows the ratios of paprika, onion powder, and …
96 milligrams
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homework question 1, 9.3.6 - t part 2 of 6 hw score: 23.75%, 1.9 of 8 p…
\( t \approx -0.97 \)
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round 4,158 to the nearest thousand.
4000
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listed below are the numbers of words spoken in a day by each member of…
\( t = \boxed{-0.43} \)
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two nature stores are having deals on flowers. natural gifts is selling…
Outdoor Bonanza
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police sometimes measure shoe prints at crime scenes so that they can l…
\( 0.400 \) (rounded to three decimal places)
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two nature stores are having deals on flowers. natural gifts is selling…
The unit price at Natural Gifts is $\$0.80$ per flower. The store with the lower unit price is Outdoor Bonanza (unit price $\$0.75$ per flower).
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police sometimes measure shoe prints at crime scenes so that they can l…
A
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11) find the critical value $z_{\\alpha/2}$ needed to construct a(n) 93…
The critical value \(z_{\alpha/2}\) for a 93% confidence interval is approximately \(\boldsymbol{1.81}\)
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2. write an equation that represents the relationship between ( x ) mil…
For equation: \( y = 3x \) (where \( y \) is onion powder in mg, \( x \) is cayenne pepper in mg). For graph: Plot points (10,30), (20,60), (30,90), etc., and draw a line through …
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question 16 you can establish credibility with the audience by: ○ citin…
A. citing statistics and sources that your audience views as credible
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2. write an equation that represents the relationship between x milligr…
For question 4, the amount of onion powder needed is 32 milligrams.
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listed below are numbers of internet users per 100 people and numbers o…
The P - value is \(0.048\) (rounded to three decimal places).
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evaluate the series. \\(\\displaystyle\\sum_{i=1}^{6} (4i + 4)\\) \\(\\…
108