Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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(score for question 3: ___ of 10 points) 3. the distance to the sun is …
(a) $9.3 \times 10^7$ mi (b) $4 \times 10^{-2}$ in (c) $1.4725 \times 10^{14}$
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(score for question 1: ___ of 8 points) 1. use the table and the graph …
(a) Rate of change for Function 1: $-2$; Rate of change for Function 2: $3$ (b) Function 2 has the greater rate of change.
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$\\frac{1.175 \\times 10^{-3}}{1.25 \\times 10^{-6}}$
$9.4 \times 10^{2}$ (or 940)
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2.016×10⁷ / 8.4×10³
$2.4 \times 10^{3}$
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question #2 multiple choice many digital libraries have much more infor…
True ### Question #3
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7.56×10⁶ / 4.2×10⁷
$0.18$ or $1.8 \times 10^{-1}$
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(a) plot $7\\sqrt{2}$ and $3\\pi$ on the decimal number line. note that…
(a) - $3\pi \approx 9.42$ is plotted between 9.4 and 9.5 on the number line - $7\sqrt{2} \approx 9.90$ is plotted between 9.9 and 10 on the number line (b) $7\sqrt{2} > 3\pi$
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samir bought snacks for his teams practice. he bought a bag of popcorn …
Equation: $1.67 + 24x = 31.19$
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brutus. remember march, the ides of march, remember. did not great juli…
B. remembering that their actions should be based in honor
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complete the parts below. write your answers as whole numbers or fracti…
s: (a) One unit rate: 4 weeks per 1 liter; Another unit rate: $\frac{1}{4}$ liters per 1 week. (b) $\boxed{20}$ weeks.
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what is the equation of the trend line in the scatter plot? use the two…
\(y=\frac{1}{3}x + 40\)
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solve for g in the proportion. $\frac{9}{42} = \frac{g}{98}$ $g = squar…
\(21\)
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complete the parts below. write your answers as whole numbers or fracti…
s: (a) One unit rate: \(1\) gram of garlic powder for each \(5\) grams of salt; Another unit rate: \(5\) grams of salt for each \(1\) gram of garlic powder. (b) \(\boldsymbol{2}\)…
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shown below are the scatter plots for four data sets. answer the questi…
The data set in Figure 4 ### Part (b)
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the table shows a function. is the function linear or nonlinear? | x | …
nonlinear
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matt and brian were solving a system of equations. they both noticed th…
C. Matt is correct. Though two lines with equal slopes are often parallel, if they have the same y - intercept, they are the same line and have infinitely many solutions.
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select the correct answer. read this excerpt from \the open boat\ by st…
C. to suffer harsh consequences
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multiply. write your answer as a fraction in simplest form. $2 \\times …
\(\frac{3}{5}\)
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the attendant at a parking lot compared the number of hybrid vehicles t…
| Day | Hybrids | Total | |-------|---------|-------| | Fri. | 5 | 9 | | Sat. | 40 | 72 | | Sun. | 35 | 63 |
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solve. write the answer using scientific notation. 1 the age of the ear…
$3.75\times 10^{8}$ ### Problem 2 (Top - Right, Steps in a month)
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complete the parts below. (a) fill in the blanks. write $dfrac{3}{5}$ a…
0.6 0.55
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the maximum height of a vehicle that can safely pass under a bridge is …
# Explanation: ## Step1: Convert bridge height to inches Since 1 foot = [LLM SSE On Failure]
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chip is a robot that follows commands to move on a number line. this ti…
$\frac{5}{36}$
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determine word meanings using context clues 4 — quiz — level e you may …
The clue that helps is from the context explaining why eating insects is recommended (e.g., the part about it being an efficient way to eat well and the surrounding discussion of …
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what does \efficient\ mean in this passage? slightly messy very popular…
D. giving good results
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eating insects if you browse menus from different parts of the world, y…
The clue "looking through" (from the sentence "While looking through the lists of foods") helps understand what "browse" means, as it indicates the action of examining or going th…
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what does \browse\ mean in this passage? to pick up or collect often to…
C. to glance at or read casually (assuming the options are labeled A, B, C, D with C being "to glance at or read casually")
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four cups of a salad blend containing 40% spinach is mixed with an unkn…
12
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the tables represent the functions f(x) and g(x). which input value pro…
\( x = 1 \)
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6) 13, 19, 17, 10, 22, 14, 17 mean = median = mode = range = outlier = …
### Problem 6: Data set - 13, 19, 17, 10, 72, 14, 17 #### Mean # Explanation: ## Step1: Sum the data values Sum = \( 13 + 19 + 17 + 10 + 72 + 14 + 17 \) = \( 162 \) ## Step2: Divi…
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ravi will rent a car for a day. the rental company offers two pricing o…
(a) Option B $\$10$ (b) 60 Option A
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the inequality graphed below represents the ages, a, of players on a ba…
B. \( 12 \leq a < 18 \)
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which situation could be represented by the graph? 5 6 7 8 9 10 11 12 1…
C. A program at a community college can be completed in no fewer than 8 months, but must be completed in less than 11 months.
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rohit visited a pumpkin patch with his family. the table shows the rela…
B. For each additional pound, the price increases $1.50.
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4. of the 150 restaurants in a city, 32% serve mexican food. what is th…
A. 48 ### Question 5
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the cost of renting a canoe to use on river y costs $35. the cost of re…
6 hours
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a family has two cars. the first car has a fuel efficiency of 20 miles …
First car: 15 gallons Second car: 35 gallons
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7 choose the answer that best completes the sentence below. ______ volc…
C. Even though
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the first satellite picture of earth came from nasas explorer 6 in 1959…
C. likely possibility
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name date solving proportions n - gen math® 7 homework fluency 1. solve…
1. (a) $c=48$ (b) $x=6$ (c) $m=15$ 2. (a) $a=91$ (b) $x=145$ (c) $c=34.5$ 3. $c=\$5.95$
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9. the ramirez family is taking a trip to the coast. they live 270 mile…
B. 60 mph
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part 2 of 2 ant farming you have an ant farm with 26 ants. the populati…
The table represents a nonlinear function After one year there will be 416 ants in the ant farm
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5. what is the domain of the relation {(2, 6), (2, 10), (8, 6), (5, 1),…
A. \(\{2, 8, 5, 4, 3\}\)
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4. the ratio of boys to girls in a math class is 3:2. if the class has …
B. 15 boys
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(a) write 920% as a decimal. (b) write 0.0081 as a percentage. (a) 920%…
\( 9.2 \) ### Part (b)
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(a) write 0.524 as a percentage. (b) write 7.4% as a decimal. (a) 0.524…
s: (a) \( 52.4\% \) (b) \( 0.074 \)
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(a) write 7 as a percentage. (b) write 0.31% as a decimal. (a) 7 = □% (…
(a) \(700\%\) (b) \(0.0031\)
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question id: 174902 the value of a home is $450,000. the home’s value i…
$y=450000(0.998)^x$
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lella is saving to buy a new gaming system. the function graphed below …
(a) \( S(14)=\boxed{20} \) (assuming the linear model \( S(x)=- 10x + 160 \), so \( S(14)=-10\times14 + 160 = 20 \)) (b) The answer to part (a) means that Leila has \( \$20 \) lef…
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(a) write 67.98% as a decimal. (b) write 1.6 as a percentage. (a) 67.98…
0.6798 ### Part (b)
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complete the parts below. write your answers as whole numbers or fracti…
s: (a) One unit rate: \( \frac{3}{7} \) blueberries for each strawberry; Another unit rate: \( \frac{7}{3} \) strawberries for each blueberry. (b) The number of blueberries needed…
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complete the parts below. write your answers as whole numbers or fracti…
s: (a) One unit rate: \(3\) pieces of dark chocolate for each \(1\) piece of milk chocolate; Another unit rate: \(\frac{1}{3}\) piece of milk chocolate for each \(1\) piece of dar…
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what was the longest measurement? length of insects (in inches) a line …
$\frac{15}{4}$ inches (or $3\frac{3}{4}$ inches)
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chang is filling a tank with water. the function graphed below shows th…
(a) \( V(8)=\boxed{24} \) (b) The answer to part (a) means that after \( \boxed{8} \) minutes there are \( \boxed{24} \) liters in the tank.
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what was the longest measurement? length of insects (in inches) 0 1 2 3…
$\frac{7}{2}$ (or 3.5) inches
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1 the line plot shows the amount of rainfall, in inches, in a town duri…
\(3.5\) (or \( \frac{7}{2}\)) inches ### Problem 2 To add the values to the line plot: - \(1\frac{1}{2}=1.5\): Plot a dot at 1.5 (halfway between 1 and 2) - \(2\frac{1}{4}=2.25\):…
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modelo de la vida real ejemplo tú recorres en kayak $1\\frac{8}{10}$ de…
# Explicación: ## Paso 1: Resolver el ejemplo de kayak Sumar las distancias mixtas. $$1\frac{8}{10} + 1\frac{1}{4}$$ Convertir a fracciones impropias: $$1\frac{8}{10} = \frac{18}{…
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question 5 according to national statistics, police officers are most l…
C. domestic
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this question has two parts. first, answer part a. then, answer part b.…
### Part A #### Step 1: Find the rate of change (slope) We have two points: \((2, 9.50)\) and \((5, 18.50)\). The formula for slope \(m\) is \(m=\frac{y_2 - y_1}{x_2 - x_1}\). Sub…
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donald wants some lemonade. he fills a pitcher with water before mixing…
The bottom graph (the second graph labeled "Amount of liquid (oz.)" with Time (sec.) on the x-axis)
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this question has two parts. first, answer part a. then, answer part b.…
(Part A): \( y=\boldsymbol{0.26}x+\boldsymbol{21.21} \)
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this question has two parts. first, answer part a. then, answer part b.…
### Part A: Rate of Change and Initial Value #### Step 1: Calculate Rate of Change The rate of change (slope \( m \)) for a linear relationship is given by \( m = \frac{y_2 - y_1}…
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name jan 13 - 20 hw for jan 13 - 20 question 1. consider the order of v…
1. A. $\frac{9}{3}, \frac{3}{1}, 3$ 2. A. 498 3. A. It is a terminating decimal. 4. A. 1.6 5. B. $1\frac{7}{9}$ 6. $\boldsymbol{1}$ (corrected from the marked incorrect option)
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jim traveled the first 3 hours of his journey at speed of 60 mph and th…
300
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alex can ski 960 meters in 5 minutes. if his skiing speed is increased …
2120
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a plane can fly 3952 kilometers in 3 hours. if the plane flies in cloud…
1256
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lily can travel 60 miles in 1.5 hours. if her speed is reduced by 5 mph…
105
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what was the shortest measurement? length of insects (in inches) a line…
$\frac{3}{2}$ (or $1\frac{1}{2}$) inches
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7.rp.2 / 7.g.1 / 7.ns. 1 & 2 review (first problem: text about a manufa…
1. $6\div\frac{5}{6}$: D. $7\frac{1}{5}$ 2. $8\div\frac{4}{5}$: A. 10 3. $\frac{5}{8}\div5$: A. $\frac{1}{8}$ 4. Tree constant of proportionality: C. 2 inches 5. Graph constant of…
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what proportion of u.s. residents receive a jury summons each year? a p…
0.15
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name 7.rp.2 / 7.g.1 / 7.ns. 1 & 2 review in the floor plan of a home th…
1. D. 32 inches 2. D. 108 feet 3. A. 430 feet 4. A. $-\frac{9}{8}$
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19. to the nearest degree, what is the measure of the central angle for…
108°
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in the floor plan of a home the dining room is 16 mm longer than it is …
D. 32 inches --- ### Second Problem (Top Right)
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15. a point in the figure is selected at random. find the probability t…
about 40%
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23 evaluate the series 4 + 8 + 16 to $s_6$. 252 128 248 28
252
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21. evaluate \\(\\frac{8!}{5!}\\) options: 120, 6720, 336, 40320
336
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notes: ★ roots / zeros / x-intercept: the point(s) where the graph inte…
The zeros of \( m(x)=x^{2}-4x + 3\) are \( x = 1 \) and \( x = 3 \).
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20 a pizza restaurant offers nine choices of vegetarian toppings for pi…
126
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an expression is shown. $-0.4 \\cdot -2$ which number line represents t…
D
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select the two correct answers. which values are equivalent to 2 hundre…
$\frac{2}{100}$, 0.02
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type the correct answer in the box. use numbers instead of words. ziwei…
8.8
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emma is preparing for a multi-day hiking trip. the number of protein ba…
5 protein bars
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josh collected several sets of data and plotted the points as shown bel…
The top-right scatter plot (the one with points forming a clear, tight upward-sloping pattern)
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the value of y is directly proportional to the value of x. when x = 18,…
$\frac{1}{3}$
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placement 2 | high frequency words (l8) what to look for | word | sente…
| What to Look For | Word | Sentence | |--------------------------------|--------|---------------------------| | 6. has the word some in it | some | I want some hot. | | 7. rhymes…
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america enters world war i: assessment 1. what does the term eutrality\…
1. B. Not choosing sides and avoiding war 2. C. Trying to keep the United States neutral 3. D. The U.S. traded with countries on both sides but sent more goods to Allied nations 4…
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7 multiple choice 1 point what does sabana bilad es sudan mean? ¿que si…
land of the black people/tierra de la gente negra
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use the table to find the probability p(the degree is not a bachelor’s,…
0.26
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the table shows differences in political ideology, by education, for a …
$\frac{5}{14}$
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credibility.* based on the entry above, which sentence shows the origin…
O The traveling musicians bid the people of Bonneville farewell with a plausible performance worthy of kings.
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in the 1300s, the word bachelor referred to a young, low - ranking knig…
D. When he advanced in his apprenticeship, the bachelor upgraded his attire to a suit of metal body armor.
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cent into decimal $46\\frac{1}{5}\\%$
\(0.462\)
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cent into decimal fo 2.25%
\(0.0225\)
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\after the ball\ think questions (10 point write your answers to the th…
To answer these questions, we need to refer to the story "After the Ball" (which is likely a literary text, so we'll assume common story elements or typical interpretations if the…
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fractions. make educed. \\(\\frac{3}{16} + \\frac{7}{16}\\) er your ans…
$\frac{5}{8}$
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se numbers. write any remain- \\(0.4\\overline{)12.62}\\) ou enter your…
\(31.55\)
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ese numbers. \\begin{array}{r} 0.839 \\\\ \\times\\ \\ \\ \\ \\ \\ \\ 5…
\(4.4467\)
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we knew him by his bald head and his box-like carriage. he was a little…
Assuming the options are (the text is a bit unclear but based on analysis) the option corresponding to "occasionally" (you may need to check the exact option label in the original…
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even though he was the most beautiful, glenn was the black sheep of the…
4. playing
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directions: match the definition with the appropriate vocabulary term f…
To solve these fill - in - the - blank questions related to financial terms, we analyze each question based on the meaning of the terms: ### Question 26 When your income is less t…