Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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kates new juicer is able to squeeze \\(\frac{3}{4}\\) of a cup of orang…
C. 9 cups per bag
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compute the unit rate. choose all that are correct. a $\frac{1}{2}$ mil…
B. $\frac{1}{2}$ mile in each $\frac{1}{8}$ hour is a rate of 4 miles per hour. C. $\frac{1}{5}$ mile in each $\frac{1}{10}$ hour is a rate of 2 miles per hour.
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the chef at andys restaurant used \\(\frac{2}{3}\\) of a bag of onions …
C. 4 bags per hour
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a backhoe can dig \\(\frac{5}{10}\\) of a ton of dirt in \\(\frac{1}{6}…
B. 3 tons per hour
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mrs. diaz graded 24 tests in 0.5 hours. how many tests per hour did she…
A. 48
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steven used $4\\frac{1}{2}$ cups of sugar to make 24 muffins. how much …
A. \(\frac{3}{16}\)
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assessment 7/10 game design is iterative. what does this mean? it means…
B. A design cycle of prototyping, testing and improving the game many times over.
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assessment 4/10 how is a game designer different from a writer? a game …
The game designer thinks about parts of the game and the feel of being the character. Meanwhile a writer creates the plot and makes sure the characters are interesting to the play…
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chris jogged $\frac{1}{3}$ of a mile to his friends house in $\frac{1}{…
C. 4 miles per hour
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the chef at andys restaurant used \\(\frac{2}{3}\\) of a bag of onions …
C. 4 bags per hour
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boi bought 16.5 pounds of peaches for $31.35. what was the price per po…
D. $1.90
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there are 9 computers and 72 students. what is the unit rate of student…
B. $\frac{8\mathrm{students}}{1\mathrm{computer}}$
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a candy company uses 8 gallons of corn syrup to make 1,776 pieces of ca…
B. 11,544 pieces of candy per hour
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a mallard duck flies \\(\frac{5}{6}\\) of a mile in \\(\frac{1}{60}\\) …
C. 50 miles per hour
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(1 point) \\( y = 10 \\cdot (1.05)^x \\) \\( y = 1.05 \\cdot (10)^x \\)…
\( y = 10 \cdot (1.05)^x \) (the first option)
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adam can eat \\(\frac{3}{8}\\) of a pizza in \\(\frac{1}{16}\\) of a mi…
C. 6 pizzas per minute
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question 4 of 10 select the correct location on the image. click the di…
9
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question 3 of 10 type the correct answer in the box. use numerals inste…
9000
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drag each number to the correct location on the equation. at the beginn…
$c = \frac{45}{5} - 2$ The number of remaining clipboards $c = 7$
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drag each number to the correct location on the equation. at the beginn…
$c = \frac{45}{5} - 2$ The value of $c$ is 7.
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drag each number to the correct location on the equation. at the beginn…
The completed equation is $\boldsymbol{c = \frac{45}{5} - 2}$, and the value of $c$ is $\boldsymbol{7}$ (Number placement: 45 in the numerator, 5 in the denominator, 2 as the subt…
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2. in a class, there are 21 boys. \\(\frac{3}{5}\\) of the girls wear s…
The total number of pupils in the class is 36.
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the 2008 general social survey asked a large number of people how much …
- Sample size is greater than 30 (checked, as \(n = 42>30\)) - Normal population (checked, as the population is normally distributed) - Simple random sample (checked, as it is a r…
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sort each change or goal into the category where it fits best. budgetin…
### Changes that will result in income: - raising my monthly net pay (Raising net pay means more money coming in, so it's an income - related change.) ### Changes that will result…
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the photograph above depicts a traditional chinese wedding. this cultur…
c. symbolic meaning
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read the excerpt from act ii of the importance of being earnest. algern…
C. small, E. young
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understanding a paradox algernon. it is awfully hard work doing nothing…
Doing nothing seems like it should be quite easy, but sometimes it really can be difficult to do nothing.
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a research center poll showed that 77% of people believe that it is mor…
0.23
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there are 15,656,866 adults in a region. if a polling organization rand…
A. The selections are dependent, because the selection is done without replacement. ### Second Question (If dependent, can they be treated as independent?)
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express the indicated degree of likelihood as a probability value betwe…
0.1
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in a certain instant lottery game, the chances of a win are stated as 2…
0.23
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for a certain casino slot machine, the odds in favor of a win are given…
0.17
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7. what are some other good etiquette habits? text when you are running…
- Text when you are running late. - Don't use "chatspeak." This is a way to really lose understand and credibility. omg the boyz and I are gunna prolly go to dinner 2nite b/ - Add…
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sixteen of the 100 digital video recorders (dvrs) in an inventory are k…
0.16
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6. sarcasm is great for text messages. everyone can read through the li…
A. Actually no. sarcasm should be avoided. You can't read tone in a text message and you can get in to arguments or hurt someone's feelings without meaning to
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a. find the probability that when a single six - sided die is rolled, t…
0.167
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7. what are some other good etiquette habits? responding with the right…
- Responding with the right amount of information - Adding a one or two emoji's to clarify your meaning - Text when you are running late - Don't use "chatspeak." This is a way to …
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(d) $\frac{4}{9} \\times \frac{3}{4} =$
\(\frac{1}{3}\)
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$\\frac{9}{8}×\\frac{4}{5}=$ (d) $\\frac{4}{9}×\\frac{3}{4}=$
$\frac{9}{10}$ ### Second Problem: $\boldsymbol{\frac{4}{9} \times \frac{3}{4}}$
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suppose that a library contains 12,000 books now, and adds 200 books ev…
\( P_t = 12000 + 200t \) ### Part (b)
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type the missing number in this sequence: 1, □, 64, 512, 4,096, 32,768
8
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type the missing number in this sequence: 1, □, 16, 64, 256 submit
4
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type the missing number in this sequence: 4, 16, 64, , 1,024, 4,096
256
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type the missing number in this sequence: 1, 2, 4, , 16, 32
8
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type the missing number in this sequence: 1, 3, 9, 27, submit
81
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read the excerpt from a speech by ronald reagan in 1983. the defense po…
A. The United States is strong and will defend any nation facing communist aggression.
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read this passage from a speech by ronald reagan in 1983. i urge you to…
C. The Soviet Union is a cruel nation that started the Cold War.
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in his small idaho school, football meant everything to ernesto ( eto\)…
person vs. society
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the equation $y = 4x + 60$ and the table each describe a linear functio…
A. The linear function described by the equation has the greater rate of change. C. The linear function described by the equation has the greater initial value.
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find the value of the following \\(\frac{3}{4}\\) of \\(\frac{1}{4}\\) …
$\frac{3}{16}$ ### Part 2: Multiply the fractions #### (a) $\frac{2}{5} \times \frac{1}{3}$
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explain the meaning of the term \sample distribution.\ a sample distrib…
A. sample data
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what is the range of this function? (2, 5) (3, -4) (0, -5) (10, -6) (7,…
\(\{-6, - 5, - 4, 5, 7\}\) (the option with this set)
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find the linear function that is the best fit for the data. | x | y | |…
$y=0.5x + 0.5$
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can the scatter plot be fit exactly or only approximately by a linear f…
A. The scatter plot can only be fit approximately by a linear function because no straight line will fit all points.
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without graphing, determine if the following data set is exactly linear…
Nonlinear
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the average reading score on certain tests is given by $y = 0.153x + 25…
1994
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1. what is the meaning of the word demokritos? a. king of the free b. p…
1. B. people-powered 2. D. foreigners 3. A. Direct democracy
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20. graph the compound inequali 3x + 1 < 4 or 2x - 5 > 7
The solution to the compound inequality \(3x + 1 < 4\) or \(2x - 5 > 7\) is \(x < 1\) or \(x > 6\). The graph has an open circle at \(1\) with shading left, an open circle at \(6\…
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the table gives the projections of the population, in millions, of a co…
a. D b. \( y = 1.905x + 245.638 \)
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the table gives the projections of the population, in millions, of a co…
C. <The graph with steadily increasing points matching the (x,y) pairs>
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the table shows the national expenditures for health care (in billions …
\(y = 188x + 1530\)
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the following table gives projections of the population of a country fr…
$f(x)=2.14x + 282.2$
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7. which correlation best describes the scatterplot below? a. positive …
C. no correlation
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détente means increased openness. restructuring. reform. a relaxing of …
a relaxing of tensions.
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6. which correlation best describes the scatterplot below? a. positive …
B. negative correlation
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as a large group of senior chinese scholars and activists wrote in an o…
B. China should begin to support and promote human rights.
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if $2000 is invested at 6% simple interest, the initial value and the f…
(a) B. Yes, the first differences are constant for uniform inputs. (b) A. $S=120t+2000$
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if $20000 is invested at 6% simple interest, the initial value and the …
B. Yes, the first differences are constant for uniform inputs.
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why cant first differences be used to tell if the following data is lin…
A. The difference between inputs is not constant.
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using time schedules buses run every day from smith center to springfie…
Earliest arrival time: 2:35 pm Time between now and arrival: 2 hour(s) and 51 minutes
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without graphing, determine if the following data set is exactly linear…
Nonlinear
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without graphing, determine if the following data set is exactly linear…
Nonlinear
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create a linear model for the data in the table. write a linear model f…
$y=3.929x + (-14.119)$
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find the linear function that is the best fit for the data. | x | y | |…
$y=2.5x+(3.5)$
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can the scatter plot be fit exactly or only approximately by a linear f…
B. The scatter plot can be fit exactly by a linear function because the first differences of the outputs are equal.
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create a scatter plot for the set of data. | x | y | | --- | --- | | 1 …
A. <The scatter plot with x-axis 0-10, y-axis 0-20, plotting points (1,6), (3,9), (5,12), (7,15), (9,18)>
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discuss whether the scatter plot on the right should be modeled by a li…
No
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12. a function shows the number of tickets sold for a school play. a. {…
B. {0, 1, 2, 3, ...}
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number of deaths due to suicide, by firearm or other means, 2011 to 202…
B. Firearm - related suicide deaths among immigrants have risen by 66% from 2018 to 2022
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question 23 (4 points) when x is the number of years after 1990, the wo…
33.8%
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section 3: appropriate domain (questions 10–12) choose the most appropr…
A. $\{0, 1, 2, 3, \dots\}$ ### Question 11
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an electric utility company determines the monthly bill by charging 81 …
$f(500) = 427.55$, this means that the monthly charge for 500 kilowatt-hours is $\$427.55$
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question 42 (2 points) which of the following results from measurements…
d) National Crime Victimization Survey
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how do you write 1.3555... using bar notation? \\overline{1.3555} \\ 1.…
\(1.3\overline{5}\) (the last option among the given choices, which is \(1.3\overline{5}\))
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what is the decimal form of \\(dfrac{17}{150}\\)? \\(0.overline{13}\\) …
$0.11\overline{3}$ (the fourth option: $0.11\overline{3}$)
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sean says that \\(\\frac{9}{40} = 0.\\overline{2}\\). do you agree with…
No, Sean needs to keep dividing.
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what is the decimal form of \\(\frac{4}{11}\\)? 0.363636... 0.363666...…
0.363636...
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1. how many ounces are there in a normal bottle (750ml) of wine? using …
\(24.77\) ounces ### Problem 2:
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order the numbers from greatest to least. 33 33.10 33.01 34
34, 33.10, 33.01, 33
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draw a model to represent the following problem. 10 ÷ 2
One way to model $10\div2$ is by drawing 10 objects (e.g., circles) and dividing them into 2 equal groups of 5. Another way is using a rectangular model divided into 2 equal parts…
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the painting above is an example of how an artist can use _____________…
d. complementary colors
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question 20 (2 points) ______ studies suggest that a large amount of hi…
c) Self - report
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question 18 (2 points) juvenile court statistics annuals are often crit…
a) are brought to the attention of the court
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the next week, with the release of the blockbuster sequel, the haunting…
Question 1: C Question 2: B
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the concept of a \social contract\ is best described as: a written cons…
A philosophical idea where people give up certain freedoms in exchange for societal protection. A legal agreement between citizens and their government.
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find the mean age of someone shopping at store a. solve on paper. then …
# Explanation: ## Step1: Identify each data point From the dot plot: 3 dots at 8, 1 dot at 32, 1 dot at 42 (wait, no, let's check the scale. Each major tick is 4 units? Wait, 8, 1…
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find the mean age of someone shopping at store a. solve on paper. then …
\(\frac{74}{3}\) (or approximately \(24.67\))
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a bag contains the following fourteen marbles. deepak randomly chooses …
P(green) = $\frac{5}{14}$ P(red) = $\frac{1}{7}$ P(green and red) = $\frac{5}{98}$
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question 3 please define c. wright mills sociological imagination. the …
D. How individuals understand their own and others’ pasts in relation to history and social structure.
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which scenario depicts two independent events? a teacher is calling on …
B. The girls’ basketball team is playing against the boys’ basketball team. The coach chooses a captain for the girls’ team and then chooses a captain for the boys’ team.