Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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assignment 3: written assessment 100 marks instructions: this assessmen…
1.1: [Answer based on understanding of Aitchison et al. (2018) standards] 1.2: [Selected speaking component and its importance] 1.3: [Discussion on critical engagement with texts …
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i cant lose the car keys again or my parents will take away my driving …
D. She may not be able to retrieve her car key from the garbage.
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listed below are the measured radiation absorption rates (in w/kg) corr…
0.53, 0.72, 1.10, 1.40, 1.48
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5. minutes, x 6 10 14 20 24 cars washed, y 3 5 7 10 12 equation:_______…
Equation: $y = 0.5x$; Estimate y when $x = 15$: $7.5$; In the context of the situation, it means that if 15 minutes are spent, approximately 7.5 cars are washed. Since we can't wa…
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use the accompanying radiation levels (in $\frac{w}{kg}$) for 50 differ…
$0.96$
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dylan wants to compare the resale value over time for the toyota 4 - ru…
a. The Toyota 4 - Runner had a higher sales price when brand new. b. The average rate of change for the Toyota 4 - Runner from 1 to 4 years is approximately - 1934.67, and for the…
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use the accompanying radiation levels (in $\frac{w}{kg}$) for 50 differ…
$1.18$
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use the accompanying radiation levels (in $\frac{w}{kg}$) for 50 differ…
$0.94$
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use the accompanying radiation levels (in $\frac{w}{kg}$) for 50 differ…
42
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read this sentence: the faster you travel, the more slowly time passes,…
A. The faster you travel, the more slowly time passes, which means that time moves quickly when you are walking but more slowly when you are flying in an airplane.
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use the accompanying radiation levels (in $\frac{w}{kg}$) for 50 differ…
40
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question 3 of 20 read this passage: the flashlight flickered and then d…
B. The nervous mood helps the reader understand how Wills's forgetfulness has led to a genuinely frightening experience for him.
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goals are meant to be broad, flexible statements. true false
True
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question 4 of 10 what is the median of the following values? 45, 32, 21…
B. 30
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use z scores to compare the given values. the tallest living man at one…
Since the z - score for the tallest man is $z = 9.20$ and the z - score for the shortest man is $z=-16.34$, the shortest man had the height that was more extreme.
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2. what is the central theme and the authors purpose in the text below?…
The central theme is the flaws of the voluntary - voting system and the advantages of compulsory voting. The author's purpose is to promote the idea of compulsory voting. The auth…
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the body - temperatures of a group of healthy adults have a bell - shap…
95
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
All of them change
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question 9 of 10 choosing a car that costs ____ instead of a car that c…
D. $10,000; $14,000
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
The ranges are more than 5 percentage points apart, the variances are unknown, and the standard deviations are unknown.
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
0.630
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
$0.585$
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
2.135
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
0.914 (rounded to three decimal places)
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
$1.245$
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
(You need to use a statistical software or calculator to input the full data set including 7.50 to get the exact value. Without actually performing the calculation with the full d…
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examples 1 - 3 evaluate each expression. 1. $9^{2}$ 4. $30 - 14div2$ 7.…
1. **For \(9^{2}\)**: - # Explanation: - ## Step1: Recall exponent - meaning \(9^{2}=9\times9\) - ## Step2: Calculate product \(9\times9 = 81\) - # Answer: \(81\) 2. **For \(4^{4}…
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
(You need to actually use software like Excel, R, or a graphing calculator to input the 121 data - points and get the value. Since the original data is not fully entered here in a…
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
6.360
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use the magnitudes (richter scale) of the 72 earthquakes listed in the …
$0.79$
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use the magnitudes (the rich - or scale) of the 120 earthquakes listed …
$0.990$
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
$0.457$
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
0.624
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use the magnitudes (richter scale) of the 120 earthquakes listed in the…
3.72
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what does it mean to say that indo - europeans migrated in waves?
It means there were multiple successive groups of Indo - Europeans moving at different times rather than a single, unified migration.
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in a star wars mission, a rebel pilot must elude imperial tie fighters …
A. To escape or avoid being caught
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seventeen is eight more than a number. statements are true? check all t…
B. This is an equation because two expressions are set equal to each other. D. The operation is addition. E. The word "is" means equals. F. The constants are 17 and 8.
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in the star wars universe, some alien creatures are described as grotes…
Strange and disturbing; unnatural in appearance
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will always write back - comprehension questio the authors reason for m…
A. offer deeper insight into her growth
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in the star wars universe, obi - wan kenobi is known for being affable.…
C. Friendly and easy to talk to
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a students course grade is based on one midterm that counts as 20% of h…
82.2 B
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will always write back - comprehension question the authors purpose in …
explain what inspired her to change her worldview
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listed below are amounts (in millions of dollars) collected from parkin…
The correct answer for the comparison of results is B. The mean and the median for the security company are both lower than the mean and the median for the collections performed b…
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in star wars, jedi masters sometimes encounter planets with opaque atmo…
Not clear; hard to see through
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listed below are amounts (in millions of dollars) collected from parkin…
B. The mean and the median for the security company are both lower than the mean and the median for the collections performed by other companies.
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listed below are amounts (in millions of dollars) collected from parkin…
The median for the security company is $1.30$ million and the median for the other companies is $1.90$ million.
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during a mission on the millennium falcon, leia noticed that chewbacca …
B. Showing care or concern for someone
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during a diplomatic mission on tatooine, c - 3po describes a jawas beha…
B. Funny in a strange or unexpected way
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read this sentence from paragraph 5. \thus, proponents of doing away wi…
A. supporters
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read the following sentence. \she suggested that i review the chapter a…
to view again
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during a tense negotiation on the planet naboo, jedi master qui - gon j…
B. Calm and peaceful
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during a mission on the death star, luke skywalker found himself in a p…
D. Not safe or secure; likely to fall or fail
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listed below are amounts (in millions of dollars) collected from parkin…
The mean for the security company is $\$1.34$ million and the mean for the other companies is $\$1.93$ million.
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in the star wars galaxy, what would it mean if someone called han solo …
Someone who is comfortable in many different planets and cultures
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during a lightsaber duel, luke skywalker noticed his arm was lacerated …
A. Badly cut or torn
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3 multiple choice which measure of central tendency is most effected by…
D. Mean
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during a tense moment in the jedi council, the tension in the room was …
So strong or intense that you can almost feel it
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the data represents the heights of eruptions by a geyser. height of eru…
62, 64
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37. which type of financial institution typically charges the highest i…
37. D. payday loan companies 38. C. spent or saved after deductions 39. D. assets are greater than liabilities 40. B. money is set aside for savings before spending 41. B. check
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how can data be misinterpreted or be misleading? data can be misleading…
Data can be misleading when people leave out important details, manipulate numbers, or distort graphs by stretching or shrinking parts.
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read this paragraph from chapter 1 of the prince. whenever states which…
D. There are three ways for a prince to hold a newly - acquired state that is accustomed to freedom: ruin it, live there, or create an oligarchy that is loyal to him.
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a line of best fit is f(x) = -0.86x + 13.5 for the set of points in the…
B. -2
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among fatal plane crashes that occurred during the past 55 years, 637 w…
C. Pilot error is the most serious threat to aviation safety. Pilots could be better trained.
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which table shows a negative correlation? x 2 5 6 7 10 12 y -8 -5 -6 -3…
The fourth table (x:2,5,6,7,10,12; y:4,2,-4,-3,-11,-12) shows a negative correlation.
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the table below gives the population in a small coastal community for t…
(a) $\frac{740}{3}\approx246.67$ (b) $- 325$ (c) From 1990 to 1994 (d) From 1994 to 1999
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6. read the following sentences: \their kumu hula took pride in maintai…
6. D. keep alive 7. B. Before 8. No answer due to lack of context 9. The statement is accurate. The passage shows that the kumu hula values traditional rituals and there is a cere…
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which best describes the meaning of the statement \if a, then b\? a. if…
C. If A is true, then B must be true.
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readworks name: ____________ date: ____________ halau hula - comprehens…
1. B. a school that teaches hula dance 2. A. Hawaii 3. D. "Thekumu hula was a huge proponent of punctuality. It was just one of her many rules, all of which formed the kapu - a se…
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the points scored by a basketball team last season are: 46, 48, 51, 56,…
| Points | Frequency | |--|--| | 40 - 49 | 2 | | 50 - 59 | 2 | | 60 - 69 | 1 | | 70 - 79 | 1 | | 80 - 89 | 4 | | 90 - 99 | 3 |
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the ages of people in a library on a given day are: 11, 17, 32, 44, 45,…
| Ages | Frequency | | ---- | ---- | | 11 - 20 | 2 | | 21 - 30 | 0 | | 31 - 40 | 1 | | 41 - 50 | 5 | | 51 - 60 | 3 | | 61 - 70 | 1 |
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the speed of cars on a highway at a given time are: 49, 53, 61, 64, 66,…
50 - 54 frequency: 1 60 - 64 frequency: 2 65 - 69 frequency: 5
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an air - conditioning company sets a cost for a house call and charges …
Function Meaning: The cost for the house call is 98 dollars and the cost per hour is 105 dollars. Part Impacted: The cost for the house call increases.
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the number of fish in various tanks in a pet store are: 8,12,15,18,18,2…
11 - 20 frequency: 5 41 - 50 frequency: 0 51 - 60 frequency: 1
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the height of plants in a school garden are: 11, 15, 18, 22, 26, 38, 40…
| Height (inches) | Frequency | | ---- | ---- | | 10 - 19 | 3 | | 20 - 29 | 2 | | 30 - 39 | 1 | | 40 - 49 | 5 | | 50 - 59 | 1 | | 60 - 69 | 1 |
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16. for the three - part question that follows, provide your answer to …
Part A: $x + y=60$, $2x + y=85$, $x\geq0$, $y\geq0$ Part B: $x + y = 60$ represents total quantity, $2x + y=85$ represents total cost, non - negativity represents non - negative r…
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read the following sentences from the text. \james decided to try and n…
1. D. horrible and scary 2. B. Even though
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difference, minus, less than, and decreased by are all words that mean …
subtract
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5 what is the main idea of this text? a veronica loves trains and is ex…
5. B. James keeps hearing the sounds from his bad dream, and his fear grows during a train ride with his sister when he sees the man from his nightmare. 6. Frightening or alarming.
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was so painful, i didnt think i could endure it anymore. i just curled …
cutting
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among total plane crashes that occurred during the past 55 years, 837 w…
| Cause | Relative Frequency | |--|--| | Pilot error | $49.7\%$ | | Other human error | $3.1\%$ | | Weather | $29.5\%$ | | Mechanical problems | $14.8\%$ | | Sabotage | $3.0\%$ | …
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as andy continued to assert that there were no full bottles at the sout…
neglected to fulfill
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raquel throws darts at a coordinate grid centered at the origin. her go…
A. y = 0.6x + 0.6
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construct one table that includes relative frequencies based on the fre…
A. Yes, because the relative frequency of the higher tar classes is greater for nonfiltered cigarettes
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the berlin conference of 1885 is said to have set off a “scramble for a…
Europeans rushed to set up colonies in Africa.
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the graph and table shows the relationship between y, the number of wor…
C. 3,000
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melinda works at a cafe. each day that she works, she records x, the to…
B. $26
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from jon krakauer, into thin air. copyright 1997 by jon krakauer. what …
deprived of feeling
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the graph shows the relationship between the number of ounces of cereal…
B. positive
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darius is studying the relationship between mathematics and art. he ask…
y=1.518x + 0.996
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which correctly lists all of the belligerents in the crimean war? russi…
A. Russia, the Ottoman Empire, France, and Britain
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word with its definition! accept access bewildered fortunate upset puzz…
accept - to agree to do or to take something offered access - the ability or means to reach, use or obtain something bewildered - puzzled or confused fortunate - having good luck;…
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40 brantley, jaylius last saved: 10:58 am how does the narrator address…
C. It prompts readers to reconsider their own memories of the past as the narrator does.
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rob is investigating the effects of font size on the number of words th…
C. y=-26x + 723
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which of the following descriptions will the nurse use to describe the …
A. "Behaviors that are repeated tend to have resulted in development of beliefs and values."
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as a result of the crimean war, the ottoman empire became more reliant …
B. Britain and France helped the empire win the war.
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lydia runs an experiment to determine if a coin is fair by counting the…
53
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ms. sutton recorded the word counts and scores of the top ten essays in…
D. Word count has no apparent relationship to the score of the essay
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the graph shows the relationship between the price of frozen yogurt and…
C. 13
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the table shows the height, in meters, of an object that is dropped as …
A. According to the line of best fit, the object would have hit the ground 0.6 seconds later than the actual time the object hit the ground.
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the equation for the line of best fit is f(x)=1.8x - 5.4 for the set of…
B. 20