Statistik
Datenanalyse, Wahrscheinlichkeitsverteilungen und Hypothesentests.
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3 round 73.24 to the nearest tenths.
73.2
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1–9, write three ratios that are equivalent to the given ratio. 1. \\(\…
(1-9): 1. $\frac{6}{10}$, $\frac{9}{15}$, $\frac{12}{20}$ 2. $\frac{1}{2}$, $\frac{3}{6}$, $\frac{5}{10}$ 3. $\frac{1}{3}$, $\frac{2}{6}$, $\frac{4}{12}$ 4. $4:5$, $16:20$, $24:30…
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tameka and jamila are writing addresses on invitations to a kwanzaa cel…
- The ratio of invitations addressed to minutes for Tameka is $\frac{1}{2}$ (or 1:2). - The ratio of invitations addressed to minutes for Jamila is $\frac{4}{5}$ (or 4:5).
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(\frac{4}{5} + \frac{13}{10})
$\frac{21}{10}$ or $2\frac{1}{10}$
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is the following claim supported or not supported based on the informat…
The claim is not supported. According to the bar graph, the number of students who like baseball is less than the number of students who like football (or the bar representing foo…
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round off the following decimal numbers to the nearest tenth, and tick …
- $3.265$ → $3.3$ (tick the 3.3 option) - $3.218$ → $3.2$ (tick the 3.2 option) - $3.286$ → $3.3$ (tick the 3.3 option) - $3.201$ → $3.2$ (tick the 3.2 option) - $3.244$ → $3.2$ (…
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two birds build a nest. bird a flies toward the nest at the same time b…
1. Bird B is flying slower than Bird A.: True 2. The difference in the distance between the birds at $t = 0$ is 96 m.: True 3. The difference between the speeds of the birds is 20…
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round off the following decimal numbers in the first column to the near…
- 3.265: 3.3 - 3.213: 3.2 - 3.285: 3.3 - 3.291: 3.3 - 3.244: 3.2
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what does the bar graph show about which sports students like the best?…
The bar graph shows that among Camargo Middle School students, the sport with the longest bar (e.g., soccer, based on typical bar - graph sports labeling) is the most liked, as it…
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there are 4 sixth graders, 6 seventh graders, and 7 eighth graders on a…
- 4 to 7: sixth graders to eighth graders - 7:17: eighth graders to total students - 6:4: seventh graders to sixth graders - 17 to 6: total students to seventh graders
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1. what events mark the rise of the jews age of kings 2. what was on so…
The end of the period of judges, the people's demand for a king like other nations, and Samuel anointing Saul as the first king of Israel mark the rise of the Jews' age of kings. …
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round 21.908 to the nearest hundredths.
21.91
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at zivas family reunion, there are 5 kids for every 2 adults. complete …
The ratio of kids to adults at the reunion is 5 to 2. The ratio of kids to all people at the reunion is 5 to 7.
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each student in mr. joness class has two standard number cubes. each st…
$\frac{1}{5}$ or $0.2$
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which of the graphs has the greatest rate of change? a graph a b graph …
B. Graph B
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instructions complete the chart by dragging and dropping the correct me…
To solve this, we match each term to its definition and create a sample sentence: ### Term: conceivably (adverb) - **Definition**: possibly within the range of imaginable outcomes…
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b-118. write a recursive equation for the sequence graphed at the right.
$t(1) = 6$, $t(n) = 3t(n-1)$ for $n \geq 2$
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a local little league has a total of 80 players, of whom 20% are left -…
16
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for a certain class, the following data table compares how many student…
\(\frac{6}{13}\)
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a hot air balloon was 3 miles above the ground after 45 minutes. which …
A. The graph with points (30, 4) and (60, 8) (matches the unit rate of $\frac{1}{15}$ miles per minute)
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for a certain class, the following data table compares how many student…
\(\frac{23}{29}\)
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b 16 students 2 teacher what is the best unit rate
8 students per teacher
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for a certain class, the following data table compares how many student…
\(\frac{16}{27}\)
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for a certain class, the following data table compares how many student…
\(\frac{14}{29}\)
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for a certain class, the following data table summarizes the amount of …
\(\frac{1}{2}\)
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a data set includes 106 body temperatures of healthy adult humans havin…
\( 98.742^{\circ}\text{F}<\mu<99.058^{\circ}\text{F} \)
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here are summary statistics for the weights of pepsi in randomly select…
\( 0.00161 \)
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here are summary statistics for the weights of pepsi in randomly select…
\( 1.69 \)
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a spinner has sections that are numbered 1 through 6. naomi spins the s…
180 times
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christian recorded the grade - level and instrument of everyone in the …
$\frac{1}{3}$
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6 true or false 9 points you get a raise at your job. instead of making…
True ### Question 7
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refer to the accompanying data display that results from a simple rando…
The margin of error is \( E = \boldsymbol{3.01} \) minutes.
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elijah has a bag that contains pineapple chews, strawberry chews, and p…
25%
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refer to the accompanying data display that results from a simple rando…
The point estimate of \(\mu\) is \(88.75\) minutes.
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refer to the accompanying data display that results from a simple rando…
\( 85.74 \) min \( < \mu < 91.76 \) min
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working together, molly and joe can pick forty bushels of apples in 5.0…
\boxed{14.0} (or more accurately, let's calculate \( \frac{1}{\frac{1}{5.09} - \frac{1}{8}} \)): \( \frac{1}{\frac{8 - 5.09}{5.09 \times 8}} = \frac{5.09 \times 8}{2.91} = \frac{4…
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caleb has a bag that contains orange chews, cherry chews, and peach che…
0.15
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volume (cubic feet) time (seconds) which statement describes the rate o…
B. The volume of the water increases 15 cubic feet per second.
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probability of simple events maze #1 use the spinner at the right to fi…
The correct path through the maze is: 1. $P(\text{spinning a striped section}) = \frac{3}{10}$ 2. $P'(\text{spinning a striped section}) = \frac{7}{10}$ 3. $P(\text{spinning a 7})…
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working alone, it takes ashley five hours to pour a large concrete driv…
\(\frac{40}{13}\) hours (or approximately \(3.08\) hours)
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5 multiple answer 10 points ***multiple correct answers*** you are trav…
B. $5.00 in pennies, E. $500 in twenty dollar bills, F. 50 diamonds to sell to a jewelry store to be used on engagement rings ### Question 6 (True or False)
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ai mi recorded the grade - level and instrument of everyone in the midd…
$\frac{7}{36}$
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card 1 of 10 in greece, the high, fortified area of athens where the pa…
**Definition**: An Acropolis is a high, fortified hilltop in an ancient Greek city, typically home to important religious and civic buildings. **Example Sentence**: When studying …
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tanisha owns a small business selling bagels. she knows that in the las…
0.55
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7 - 10. find the solution for each system of equations below, if a solu…
a. No solution exists, because subtracting the equations results in the false statement $0=8$, meaning the lines are parallel and never intersect. b. Infinitely many solutions exi…
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kimora keeps 160 beads in a storage box. she chooses a bead without loo…
36 green beads
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the fall of the house of usher assigned by: michael whitehead due: jan …
| Term | Form | Definition | Sample Sentence | |--------------|-----------|-------------------------------------------------|------------------------------------------------------…
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bella has a bag that contains pineapple chews, lemon chews, and waterme…
3%
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x | y 2 | 7 3 | 10.5 4 | 14 5 | 17.5 6 | 21 which function has a greate…
A. $y = 4x$
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4 darika has some charms for making charm bracelets. she wants to put 1…
G 35
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write an equation for each of the following: table with x values 5,7,9,…
s: - Table: \( \boldsymbol{y = 2x + 3} \) - Graph: \( \boldsymbol{y = -\frac{1}{4}x + 1} \) (assuming the graph passes through \( (0, 1) \) and \( (4, 0) \)) (Note: If the graph’s…
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3 in a school cafeteria there are 16 seats at each table. how many tabl…
D. None of these
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the mean, median, mode, and range are also known as? central tendency m…
A. Central Tendency Measures
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a spinner is divided into five colored sections that are not of equal s…
24%
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put together, heather and andre have 33 total comic books. andre has 2 …
Heather has 11 comic books, Andre has 22 comic books. Andre has more comic books (by 11).
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by how much will the mean vary if the outlier is included? 79, 69, 81, …
C. 5.4
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in a popular online role playing game, players can create detailed desi…
\(\frac{109}{256}\)
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put together, latasia and emily have 93 total pencils. emily has 2 time…
Latasia has 31 pencils, and Emily has 62 pencils. The number of pencils in Emily's collection is 62, and the number of pencils in Latasia's collection is 31. Emily has more pencil…
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1 multiple choice 10 points anything which is used to determine the val…
1. Unit of Account 2. Unit of Account
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what effect will the outlier have on the median of the data if the outl…
B. does not change
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how would the data be affected if the lowest quiz score was dropped fro…
B. The mean would increase by 6 points
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a data set can contain more than one median, or no median at all. true …
False
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what effect will the outlier have on the median of the data if the outl…
A. decreases
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13. alessandro makes 3 pizzas in 5 minutes. at this rate, how many pizz…
\( 6.6 \) (or if we consider whole pizzas, we might say 6 or 7 depending on context, but mathematically it's \( 6.6 \))
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13. communication cell phone usage grew about 23% each year from 2010 t…
The function modeling cell phone usage is $U(t) = 43000000(1.23)^t$ where $t$ is the number of years after 2010. The estimated cell phone usage in 2013 is 79920000.
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complete the sentence. colin knew that he had heard the word auspicious…
could he use the word in a sentence
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complete the sentence. the bicycles for educational empowerment program…
not only helps children
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the new recommendation is to eat one and seven - eighths ounces of whol…
One and one - fourth ounces
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distance (miles)time (hours) 7.5 1 15 2 22.5 3 30 4 the table represent…
A. Emma travels 0.5 miles per hour faster than Becky.
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darius has 36 fewer video games than louis. louis has 78 video games. h…
- Louis' video games: 78 - Darius' video games: 42 - Person with more: Louis - Total video games: 120
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it also shows the buying and selling arrangements for galaxium among th…
$\{\text{Alir, Sydow, Tixo, Wil}\}$
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5. the number of insects in the sample went from 60 to 24. find the per…
The percent decrease is 60%. ### Problem 7
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3. this graph shows a trip on a bike trail. the trail has markers every…
a. Between 2.4 hours and 3.0 hours b. Between 1.0 hours and 1.6 hours c. Between 0 hours and 2.4 hours d. Between 2.4 hours and 3.0 hours e. Between 1.0 hours and 1.6 hours
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12. mr. broadway made a dot plot to represent math test scores for stud…
s: 12. \(\boldsymbol{3}\) (Note: Original 0 may be incorrect; recheck dot plot.) 14. D. The scores on Saturday have a greater median than the scores on Sunday, but both data sets …
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universal set is everyone you know.\ plement of your social media frien…
First dropdown: **is everyone on social media** Second dropdown: **are not** Additionally, verifying the first two parts for accuracy: 1. (Universal set: everyone you know) Comple…
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10. jason practices playing the drums for 25 minutes every 2 days. how …
\(437.5\) minutes (or 425/450 depending on interpretation, but likely 437.5)
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a new school has opened in the area. the school did not have a yearbook…
B. $y = 742t + 500$
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vet clinic has a vet technician to the of 5 to 2. the total number of v…
For the Jason's drumming practice: 450 minutes. (Note: The first sub - question has unclear text, but the second one is solvable as above. If the first sub - question's ratio is v…
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2. ) analyze the graph and answer the following questions the graph sho…
Decreasing ### Part b)
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lesson 10: practice problems 1. the graph shows the distance of a car f…
First, the car drives away from home at a constant speed, getting farther over time. Then, the car stops and stays in one place (not moving closer or farther from home) for some t…
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wednesday what is 130% of 40?
52
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escribe y grafica la desigualdad. no debe haber más de 4 jugadores en e…
La desigualdad es \( \boldsymbol{x \leq 4} \). Para la gráfica, se marca un punto cerrado en 4 y se traza una línea hacia la izquierda a lo largo de la recta numérica.
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escribe y grafica la desigualdad. no puedes tener menos de 5 años para …
La desigualdad es \( \boldsymbol{x \geq 5} \). Para graficarla, marcamos un punto cerrado en 5 y trazamos una línea hacia la derecha a partir de ese punto en la recta numérica.
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correlation means that _______. one variable causes another two variabl…
two variables are related
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fill in the $p(x = x)$ values to give a legitimate probability distribu…
The missing $P(X=6)$ value is $0.15$, so the completed table is: | value $x$ of $X$ | $P(X=x)$ | |-------------------|----------| | 2 | 0.27 | | 3 | 0.25 | | 4 | 0.21 | | 5 | 0.12…
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successive differences practice complete this assessment to review what…
6
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the word transfix is from the latin transfigere, from the prefix trans-…
2. to hold something in place by piercing through
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evaluate the expression. (6.4 × 10⁵) ÷ (4 × 10³) ? × 10
$1.6 \times 10^2$
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a town has a population of 7000 and grows at 4% every year. what will b…
11655
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4 solve the proportion \\(\frac{12}{7} = \frac{80}{x}\\) 5. solve the p…
$x = \frac{140}{3}$ (or approximately $46.67$) ### Problem 5: Solve the proportion $\boldsymbol{\frac{6}{5}=\frac{11}{x}}$
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melinda and paula shovel driveways and sidewalks in the winter as a way…
3 square feet per minute
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mrs hale: id hate to have men coming into my kitchen, snooping around a…
What does the word arranges mean in this stage direction? - "places in proper order" Which word has a similar meaning to arrange? - organize
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the pleasure of writing by a. a. milne (excerpt) the pleasure of writin…
D. How writing appears is more interesting than what the writing is about.
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jacob is the punter for his schools football team. during practice, he …
The graph in the bottom - left (the one with a small initial dip, then a parabolic rise to a peak, and then a parabolic fall) shows the height of the football above the ground ove…
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you spin the spinner once. what is p(even)? simplify your answer and wr…
\(\frac{1}{2}\)
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you flip a coin. what is p(tails)? write your answer as a percentage. %…
50
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let ( x ) be a random variable with the following probability distribut…
(a) $E(X) = 3.3$ (b) $Var(X) = 1.11$
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instructions: solve each problem to put the puzzle together. type your …
$\frac{1}{15}$
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are the ratios 5:6 and 2:4 equivalent? yes no submit
no
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a survey asked people how many times they visited the mall last month. …
28