Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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for a certain class, the following data table compares how many student…
$\frac{16}{23}$
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in a class of students, the following data table summarizes how many st…
$\frac{2}{5}$
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each card, decide if the fraction of lights that are on is equivalent t…
The bottom card (the one in the blue frame) should be placed in the "Yes" section (the left box labeled "Yes").
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3. the math teachers at miller intermediate made an experiment to deter…
\(\frac{3}{10}\) (or \(0.3\))
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2. match the inequality symbol with its meaning by filling in the blank…
C. less than or equal to ### Question 4
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complete parts (a) and (b) below for the following set. \\( a \\cap \\b…
To graph \( A \cap \overline{K} \), shade the region of circle \( A \) that does not overlap with circle \( K \) in the Venn diagram. (In the given Venn diagram, this is the part …
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9. if britt gets paid $4 for every math question he got correct on her …
c. $136 ### Question 10
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read the excerpt from part one of trifles. hale. \why—where is he?\ say…
C. indicating
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drag the tiles to the correct boxes to complete the pairs. match the bo…
- "Missing me one place search another," (from "Song of Myself" by Walt Whitman) → boundaries - "Nature without check with original energy" (from "Song of Myself" by Walt Whitman)…
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12/15 ratios and proportions a farm yields \\(\\frac{4}{5}\\) tons of w…
$\frac{6}{5}$ tons per acre (or 1.2 tons per acre)
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add. 5.4 + 7.392 + 918.23 = save answer
931.022
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the function $f(t)$ models the temperature, in degrees celsius, $t$ hou…
- The temperature at 2 AM: \( \boldsymbol{f(2)} \) - The temperature was the same at 9 AM and at 11 AM: \( \boldsymbol{f(9) = f(11)} \) - The temperature was higher at 9 AM than a…
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a factor that weakened the us economy following its initial surge was t…
wealth
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the relationship between x and y can be represented by the following eq…
32
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problem 11: spiral review here are two data sets. data set a: 6, 7, 8, …
Data Set B
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a mine extracts \\(\\frac{5}{7}\\) tons of iron from \\(\\frac{3}{4}\\)…
$\frac{20}{21}$ tons per hour
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problems 7–9 desmos pizza’s online menu offers small, medium, and large…
- \( s(7)=m(\boldsymbol{2}) \) - \( m(\boldsymbol{9})=l(5) \) - \( l(\boldsymbol{0})=s(\boldsymbol{6}) \) (Note: Other solutions exist, e.g., \( x = 1, y = 9 \), but \( x = 0, y =…
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divide. round your answer to the nearest hundredth. 9,101.9 ÷ 6 =
\( 1516.98 \)
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iii, scene i by william shakespeare highlight important words and phras…
the afterlife
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how do you write 21.854 in words? twenty-one and eight hundred fifty-fo…
B. twenty - one and eight hundred fifty - four thousandths (assuming the second option is labeled B, if we follow the order of the options: first option is about hundredths, secon…
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a car uses $\frac{2}{5}$ gallons of gasoline to travel 1 mile. find the…
2.5
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divide. give the exact answer, written as a decimal. 95.9 ÷ 0.8 =
119.875
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a recipe calls for \\(\\frac{1}{3}\\) liters of water for every \\(\\fr…
$\frac{4}{9}$ liters
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47. if marie receives \\(\\frac{3}{7}\\) of her store’s profits, what p…
D. 43%
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warm-up (thur.). you are solving for the unit rate. think back to when …
A. $8.00
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(there are three answers.) *remember....ratios are equal if: 1. you mul…
B. 4:3, D. 40:30, E. 16:12
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divide. round your answer to the nearest whole number. 12,893.25 ÷ 6 =
2149
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write \\(\\frac{117}{200}\\) as a decimal number.
0.585
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the morris family drove 405 miles in 9 hours. what was their average sp…
c. 45 mph
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which graph is not proportional? the pink graph the black graph both ne…
The black graph
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Question was provided via image upload.
2.752
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does this graph show a proportional relationship?
Yes (The graph shows a proportional relationship because it is a straight line passing through the origin \((0,0)\) and the ratio \(\frac{y}{x}\) is constant for all points on the…
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a quarter of a gallon of gasoline can be used to travel 20 miles. how f…
80 miles
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find the equation for the least squares regression line of the data des…
\( y = -2.165x + 121.758 \) (or \( y \approx -2.165x + 121.758 \))
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annette sold pumpkins as a community fundraiser. she used the plot belo…
A. The interquartile range is the same for sales on Thursdays as it is for sales on Fridays.
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nathan is walking at a speed of 2.5 miles per hour. if he continues to …
\( 4.375 \)
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problem 3 a restaurant sells three different salads. they use the funct…
- \( g(0) = 10 \): Cost of garden salad with 0 additional ingredients is $10. - \( g(3)>c(1) \): Cost of garden salad (3 add'l ingredients) > cost of caesar salad (1 add'l ingredi…
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a factory produces 126 units in \\(\\frac{9}{4}\\) hours. how many unit…
The factory produces \( 56 \) units per hour.
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homework 5 - (2nd quarter) \\(\\frac{2}{5}\\) of a loaf of bread serves…
10
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a rental car company charges $36.39 per day to rent a car and $0.09 for…
\(480 \geq 36.39x + 20.25\) (the second option)
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homework 5 - (2nd quarter) half a bucket of paint covers 180 square fee…
360 square feet
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a football team won 3 matches for every \\(\\frac{1}{2}\\) match they l…
The ratio of matches won to matches lost is $6:1$.
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a recipe requires 1 cups of water for every \\(\\frac{1}{3}\\) cup of r…
The ratio of water to rice is $3:1$.
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look at this scatter plot. which equation could represent the line of b…
\( y=\frac{1}{3}x + 2 \)
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divide. give the exact answer, written as a decimal. 6.25 \\overline{)1…
2.776
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six students were asked to list their math quiz scores. their responses…
Adam, Buford, Edna
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e scores, and it is not a measure of statistical variability. s from th…
is
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a teacher records unit test scores for all of the students in her class…
First dropdown: median (correct as it represents the middle of ordered data). Second dropdown: mean absolute deviation (as it measures how far scores are from the mean (average)).
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test scores for all of the students in her class. nis to select the wor…
For the first blank (in the visible statement: "the [blank] test data set represents the middle of the scores, and it [blank] a measure of statistical variability"): is not
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a train travels \\(\\frac{120}{6}\\) miles in \\(\\frac{1}{3}\\) hours.…
300
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6. el pluviómetro de jerome mostró que el mes pasado cayeron $3\\frac{9…
D. \( l = 5\frac{3}{10}-3\frac{9}{10} \)
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a runner completes $\frac{1}{2}$ mile in $\frac{1}{2}$ hour. how many m…
1
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finding percentages of amounts - 25% 6. 25% of price = 7. 25% of price …
### 25% of price: 6. \(\$7.20\) 7. \(\$1.175\) (or \(\$1.18\)) 8. \(\$2.275\) (or \(\$2.28\)) 9. \(\$1.725\) (or \(\$1.73\)) 10. \(\$8.375\) (or \(\$8.38\)) ### Challenge - New Pr…
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2.5 kg of bananas cost $10. what is the cost of 1 kg?
The cost of 1 kg of bananas is $4.
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a teacher records unit test scores for all of the students in her class…
First statement: median, is not Second statement: mean absolute deviation, is
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15. alyssa usó $1\\frac{2}{3}$ galones de pintura blanca para pintar el…
B. \( 1\frac{2}{3} \) galones
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3 kg of apples cost $4.50. what is the cost of 1 kg?
The cost of 1 kg of apples is $1.50.
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the standard length of a football field 4,320 inches long. you measure …
2.2 percent error
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figurative language excerpt from a christmas carol by charles dickens s…
A. Scrooge did not like to spend money. ### Second Question (about "solitary as an oyster")
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what is the interquartile range of the data set shown below? {1, 1, 1, …
C. 5.5
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3. stan necesita 90 puntos para obtener una calificación que le permita…
12
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lindsey found the median and mean of the list of numbers below: 4, 6, 8…
D. the mean would increase
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the average number of chicken eggs jorge gathered each morning decrease…
First "Select Choice": Jorge Second "Select Choice": Katy Third "Select Choice": 20%
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a survey of 400 students shows that 15% of them bring their lunch every…
60
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sort the scenarios into the appropriate bins by whether or not they are…
Proportional: - Priya buys 2 pounds of turkey for $10.60 - Lily says that turkey is on sale for $12.33 for 3 pounds Not Proportional: - Flora finds turkey for $4.99 a pound and us…
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the prices of several grocery items are shown in the table. | item | pr…
First statement (Two pounds of potatoes...): True Second statement (One pound of salad greens...): False
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yvonnes car with an 11 - gallon gas tank gets an average of 32 miles pe…
\( \$78 \)
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suppose the artist is asked to work at a faster pace, completing an ave…
32 portraits in 7 hours: No 24 portraits in 4 hours: Yes 45 portraits in 8 hours: Yes 25 portraits in 5 hours: Yes
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catch the moon sample annotation literary elements luis’s thoughts and …
Arts - Literature
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which visual fraction model correctly shows the shaded region for the e…
B. The visual fraction model with one shaded rectangle out of six in a row (the second option)
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bobbie recorded how long she studied for five days in the bobbies time …
30 minutes
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the following box plot represents the test percentage scores of mrs. bi…
A. The median of the scores in Mrs. Bin's sixth - grade class is 60%. C. The highest score on Mrs. Bin's test was 85%. D. Half of the students' scores on Mrs. Bin's test were abov…
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immigration to the united states in the 2000s immigration policies have…
41.4 years
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part a an artist is hired to draw comical portraits at an amusement par…
For 24 hours: 96 For 29 hours: 116 For 32 hours: 128 For 35 hours: 140 For 40 hours: 160 (If we need to fill the table, the values in the "Number of Portraits" column from top to …
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homework 4 - (2nd quarter) the number 24 is 60% of what number?
The number is 40.
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b write an equation to represent the cost of any college as it increase…
\( n = 1.035t \)
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in the school band, there are 10 drums and 25 trumpets. select the two …
2 : 5, 4 : 10
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input output 1 4 4
9
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kate is training for a race. her goal is to run at least 20 miles this …
The inequality is \( 8 + 4x \geq 20 \) (or simplified \( x \geq 3 \)).
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susan is serving her child french fries and chicken wings for lunch tod…
$25f + 100c \leq 600$
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input output 3 10 6 5 7 (and a graph with grid lines, axes labeled from…
$\frac{10}{3}$ (or approximately 3.33, but maybe the correct answer is 10, but I think I made a mistake. Wait, maybe the function is $y = -x + 13$, but no. Wait, the table has inp…
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c) un robinet qui fuit gaspille de l’eau. variables mises en relation v…
### Partie d) # Explications brèves : Pour la situation "À mesure qu’on roule en voiture, la quantité d’essence dans le réservoir diminue", on identifie les variables : - **Variab…
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question 5 a cyclist rides 30 miles in 2 hours. what is the best estima…
15 mph (corresponding to the option "15 mph")
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la relación entre la cantidad de tiempo invertido en estudiar líneas de…
Variable independiente: Tiempo invertido en estudiar (minutos); Variable dependiente: Cantidad de líneas memorizadas ### Parte b
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which table represents a non - proportional relationship between x and …
The leftmost table (x: 4, -1, 2, 6; y: 8, -1, -10, -28)
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a survey was conducted asking different students (sorted by grade) when…
\( x = 18 \), \( y = 21 \), \( z = 26 \)
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estimate the value of 9.34*0.92 10 8 9 6
C. 9 (assuming the options are labeled as A. 10, B. 8, C. 9, D. 6)
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use for questions 9-12: a group of students were asked if they have at …
10. \(\boldsymbol{\frac{5}{12}}\) 11. \(\boldsymbol{\frac{1}{3}}\) 12. \(\boldsymbol{\frac{1}{4}}\)
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question find the range of the function defined by the set of points be…
\(\{-9, - 7, - 2\}\)
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question round 8.7 to the nearest whole number. answer attempt 1 out of…
9
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suppose you deposited $100 in a savings account 2 years ago. the simple…
\( r = 3.2\% \) and \( I = 6.40 \) are true. (If options were labeled, e.g., if \( r = 3.2\% \) is option A, \( I = 6.40 \) is option C, then A and C.)
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round 4.79 to the nearest tenth. answer attempt 1 out of 2
\(4.8\)
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question drag the numbers below to put them in order from least to grea…
-19.7, -15.2, -10.5, 2.9, 12.2, 12.4
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read the paragraph. teaching the rambunctious group of canines at the o…
D. break
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the main purpose of an argumentative essay is to ○ antagonize your read…
D. persuade readers to agree with your viewpoint.
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drag the numbers below to put them in order from least to greatest: -6.…
\(-16\), \(-15.6\), \(-12.1\), \(-6.3\), \(0.2\), \(18.9\)
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mia has joined the frequent coffee buyer program with a local cafe. the…
- The independent variable \( x \) represents the number of cups of coffee purchased, and the dependent variable is the total monthly cost, because the total monthly cost depends …
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how can charts display bias? a. they can show facts and statistics in a…
B. They can use color or shape to emphasize or de - emphasize certain data.
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write the slope - intercept form of the equation for each equation 1 | …
For Table 1 (as an example): Slope-intercept form: \(y = 2x + 4\) (Wait, earlier mistake: when \(x=-3\), \(y=1\): \(1 = 2(-3) + 4 = -6 + 4 = -2\), no. Wait correct calculation: \(…
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read the title and subtitle from \majority of americans believe it’s es…
C. It will provide statistics showing Americans’ belief that NASA continues to be important.