Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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a pair of dice is rolled. what is the probability of getting a sum of 4…
\(\frac{1}{12}\)
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6. bryan and jeanette were taking away one of jeanettes cards. he showe…
Jeanette is right. Removing a negative card is equivalent to adding a positive card because subtracting a negative number is the same as adding a positive number. For example, if …
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c. when a group of ratios are equivalent, it means there is a proportio…
If each horse eats a consistent amount of hay per day, there is a proportional relationship between the pounds of hay eaten daily and the number of horses because the ratio of the…
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for the following set of numbers, find (a) the mean and (b) the weighte…
$15.00$
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ms. chowdhury/algebra 1/term 1,3 name: marking period 1 (fall) homework…
1. (2) 2. C. The interval from 10 to 15 years. 3. A. Symmetric B. Skewed C. Uniform D. Bell - shaped
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what is the probability of rolling a 6? enter the numerator.
1
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what is the probability of randomly choosing a can of soda? simplify fi…
1
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which is the best example of someone who is beseeching? a manager askin…
For the first question: a child begging for a game he has wanted for a long time For the second question: Every week, Tom asked his neighbors over for dinner until they finally ag…
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a set of average city temperatures in august are normally distributed w…
$0.1504$
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normal distribution: area between two points google classroom microsoft…
$0.8664$
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question 2 (2 points) president snow holds all the power in panem, deci…
C. A natural ability or right to direct, influence, or control others
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idioms a phrase in the mind is an idiom that reveals the character of a…
1. f 2. b 3. j 4. e 5. c 6. g 7. h 8. d 9. i 10. i
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the data to the right represent the top speed (in kilometers per hour) …
(a) 6 (b) Lower limit: 22, Upper limit: 25.9 (c) 4
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i represent the number of potholes on 35 randomly stretches of highway …
25.7%
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from unit 2, lesson 3 the table shows the amount of money, a, in a savi…
E. $A = 700+100m$, G. $A = 1200 + 100(m - 5)$
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read the excerpt from the odyssey. my ship? poseidon lord, who sets the…
Odysseus does not want to reveal their only means of escape.
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in a survey at a local university, 63% of students say that they get le…
1369
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enter the correct answer. the spinner is spun 40 times. how many times …
20
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one card is drawn and replaced 120 times. how many times would you expe…
45
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one card is drawn and replaced 250 times. how many times would you expe…
150
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the bottom number in this time signature means: a. quarter note b. four…
A. quarter note
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two dice are rolled 120 times. how many times would you expect an even …
30
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one candy is drawn and replaced from the bag 80 times. how many times w…
24
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question: how many pets do you have? 0 1 2 3 4 5 6 7 8 how many student…
How many students were asked this question? 20 How many students have an odd number of pets? 10 How many students have more than 5 pets? 7 How many students have an even number of…
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draw a candy from the bag. the probability of drawing a blue candy is $…
30
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roll 2 dice. predict in 60 rolls how many times both dice will land on …
15
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roll 2 dice. predict in 60 rolls how many times both dice will land on …
1
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rearrange the sentence below to remove any wordy sections. do not chang…
Americans expecting children be required to take parenting classes.
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question 11 harmony can be described as _, meaning without tension or p…
B. consonant, dissonant
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1. define the following terms: a. economic system - b. market - c. invi…
a. An economic system is the means by which a society organizes production, distribution, and consumption of goods and services. b. A market is an arrangement for buyers and selle…
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question 10 of 10 the bottom number in this time signature means: a. qu…
A. quarter note
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question 5 melodies can be described as _, meaning the interval (or dis…
C. conjunct, disjunct
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the following data represent the number of potholes on 35 randomly - se…
You need to perform the above - mentioned counting operations on the given data to fill the frequency table. Without actually counting from the given data (since it's not fully ty…
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the author of this article is pointing out that the meaning of the amer…
A. freedom C. equal opportunity D. homeownership E. business success
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the following data represent the number of potholes on 35 randomly sele…
| Potholes | Frequency | | ---- | ---- | | 0 | 1 | | 1 | 13 | | 2 | 7 | | 3 | 6 | | 4 | 5 | | 5 | 4 | | 6 | 1 | | 7 | 3 |
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5 from unit 1, lesson 13 during the month of august, the mean of the da…
a. Let $p$ represent the number of players on a team. The inequality is $2\leq p\leq4$. b. Han and three of his friends form a team, so there are 4 players on the team. If each pl…
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a certain standardized tests math scores have a bell - shaped distribut…
$68.3\%$
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a certain standardized tests math scores have a bell - shaped distribut…
72.4%
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complete the following statement about the empirical rule. according to…
Approximately 68% of the data will lie within 1 standard deviation of the mean; approximately 95% of the data will lie within 2 standard deviations of the mean; approximately 99.7…
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the following data for a random sample of banks in two cities represent…
$0.70$
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gandhis nickname, mahatma, means enlightened one. great soul. happy one…
great soul.
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identify the given statement as either true or false. the standard devi…
False
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a student is writing a persuasive argument for why their state should p…
The whole world could be powered for an entire year if we could capture the energy the sun produces in one hour.
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identify the given statement as either true or false. the standard devi…
A. False
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question 15 of 20 what does building consensus mean? a. assigning roles…
C. Coming to an agreement as a group
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3 a theater is selling tickets to a play. adult tickets cost $8 each an…
1. In the theater - ticket selling situation, the point $(30,7)$ means 30 adult tickets and 7 children's tickets were sold. 2. a. The equation is $A = 50+20w$. b. The point repres…
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what does it mean for a piece of technical writing to be \specific\? th…
The writing tells the reader exactly what claim the author is making about their topic.
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question 3 of 3 epresentatives from every colony signed it, marking the…
A. Beginning C. Start
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analyzing data to make financial decisions georgias monthly budget dist…
17%
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they wrote a declaration of rights and grievances and sent it to the ki…
Meaning of prefix "de -": intensive; Meaning of root "clarae": to make clear; Meaning of suffix "-ation": act or process; Definition of "declaration": the act of making something …
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read this quote: “before spanish arrival there is estimated to be about…
Colonial rule was strengthened by decreases in the indigenous population because it meant they would face less resistance from colonial populations.
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calculating components of a budget georgias monthly budget distribution…
$280$
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the declaration committee included thomas jefferson, benjamin franklin,…
A. a group of individuals gathered to discuss a topic
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jump to level 1 the following histograms show distributions of house pr…
The distribution for the South is not symmetric. The distribution for the South has a lower median than the distribution for the West.
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accept in an official manner *the continental congress adopted the decl…
Synonym(s): accept (as it is similar in meaning to adopt in the given context of formal acceptance) Antonym(s): reject (opposite of accepting formally)
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what would it mean for the colonies to be independent? choose four. cho…
Choosing their own leader, Forming their own country, Governing themselves, Not having to pay taxes to Britain
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review the passage. the allusion is shown in bold. the campaign itself …
It suggests that Bush lacked experience in foreign policy.
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review the passage. the metaphor is shown in bold. mr. morrisons song f…
It suggests that Mr. Morrison is walking silently.
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review the passage. the simile is shown in bold. oh! but he was a tight…
It illustrates Scrooge's unfriendly personality.
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question 2 of 10 one role of team - leaders is to facilitate discussion…
D. To help discussions run smoothly
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“to form a more perfect union” by maya angelou 1 we, american women, vi…
A. "We allow the positive achievements to inspire us and the negative omissions to teach us." (paragraph 1)
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a bag contains the following fourteen marbles. deepak randomly chooses …
$P(\text{green})=\frac{5}{14}$ $P(\text{red})=\frac{1}{7}$ $P(\text{green and red})=\frac{5}{98}$
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1. part a: what is the meaning of the word equanimity from parag \to fo…
B. Evenness of mind, especially under stress
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owen knows he only has three pencils in his backpack, and they are all …
D. $\frac{3}{3}$
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quiz 1: reading, fluency, and language strategies art is reading his hi…
B. reread what came before and after the word to try to understand its meaning in context
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an island has 12 fur seal rookeries (breeding places). to estimate the …
21226
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7. how does the speakers repetition of the phrase i imagine in lines 5,…
By contrasting the adults' focus on human accomplishment with the speaker's ideas about the relationship between humans and the moon
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what did washington mean when he referred to his soldiers as a \band of…
They had an intimate bond.
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his swan song was to be on november 2, near princeton, where he address…
a final accomplishment or presentation before retirement
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which of the following means \later\? luego hubo siguiente
Luego
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what is the mean absolute deviation of the following set of data? 20 20…
4.8
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a recent government agency found that 89% of people that owned a car we…
The correlation between the variables implies causality.
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the fire department in california decided to take a poll to see if resi…
The conclusion is based on a small sample.
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a hospital did a ten - year study on patients who used its services. on…
Some of the sample data are missing.
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what do you think denzel means by \fail big to dream big\? in one or tw…
Denzel implies that big failures are part of the journey to big dreams as they offer learning opportunities for growth and success in reaching one's aspirations.
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what is the mean absolute deviation of the following set of data? 8 10 …
1
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a news outlet posted a poll on its website asking what type of drink pe…
The conclusion will be based on a voluntary response sample.
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a research company produced a study to find out what percentage of peop…
The conclusion is based on a small sample.
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word families write the base word for each word with the prefix in - or…
2. not sure 3. not polluted 4. not safe 5. not common 6. not affected
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question 1 when demand is price inelastic, ceteris paribus: an increase…
Question 1: An increase in price leads to greater total revenue. Question 2: equals 1, and total revenue does not change when price changes.
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a study uses statistical methods to conclude that there is an associati…
The conclusion is based on a correlation that implies causality.
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the box plot shows the statistics for the weight, in pounds, of some do…
Yes, there are outliers. The upper bound for non - outliers is 90 pounds, and since the maximum value in the data set (from the box - plot) is 100 pounds which is greater than 90 …
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what is the mean absolute deviation of the following set of data? 8 4 8…
2
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4. read line 6 from the poem the apollo 11 moon landing. that it admoni…
sternly
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mai took a survey of students in her class to find out how many hours t…
a. 21 hours. Reason: The upper - fence for outliers is $Q3 + 1.5\times IQR=11+1.5\times6 = 20$ hours, and 21>20. b. No. Reason: The lower - fence for outliers is $Q1-1.5\times IQR…
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improving your self - esteem p.39 a. key idea (annotation) self - estee…
1. (Answer will vary based on individual, e.g., Strength 1: Good at problem - solving; 2. Strength: Good listener; 3. Area to improve: Public speaking) 4. (Answer will vary based …
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is mode a measure of center or a measure of variation? a. measure of ce…
A. measure of center
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independent practice a study uses statistical methods to conclude that …
A. The relationship between two variables implies one causes the other.
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mai took a survey of students in her class to find out how many hours t…
a. 21 hours. Reason: The upper - fence for outliers is Q3 + 1.5×IQR=20 hours, and 21>20. b. No. Reason: The lower - fence for outliers is Q1 - 1.5×IQR=-4 hours, and since the numb…
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independent practice a local high school has a student population of ab…
B. The conclusion is based on a small sample.
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independent practice researchers from a local university determined tha…
B. No, because it is a voluntary response sample.
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suppose you spin the spinner one time. what is the probability that the…
$\frac{1}{8}$
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is range a measure of center or a measure of variation? a. measure of c…
B. measure of variation
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guided practice after the last national census was conducted, the pough…
A. The number is based on a precise number.
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guided practice a study asked its participants to write down the number…
C. The data are based on reported results.
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1 the number of letters received in the mail over the past week is reco…
D. 15
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the bar graph shows the average number of years a group of people devot…
26; 4
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guided practice a cable service provider wanted to see if there was any…
B. The conclusion is based on a voluntary response sample.
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match the type of statistical misuse to its description. type of misuse…
loaded questions - intentionally worded to elicit a desired response nonresponse - someone either refuses to take a survey question or is unavailable correlation and causality - c…
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guided practice a study was conducted on 100 randomly selected chefs in…
D. A nonresponse occurred.