Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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determine if the statements about the effects of railroad expansion in …
- The expansion of railways meant manufacturers could ship goods cheaply. (True) - The lifestyle of American Indians living in the West was unaffected by railway expansion. (False…
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jill is washing dishes. she fills the sink with warm water. after a whi…
The bottom - left graph (the third graph, with the sequence: rise to max, flat, drop (not zero), rise to max, flat, drop to zero)
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since mr. swenson last taught civics, the number of seats has increased…
Canada has added 3,000,000 people to its population. ### Second Question (Federal Representative in Canada)
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activity 3 solve these word problems. 1. margo is putting cookies in ba…
3 #### 2. Mini - Bus People
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full of water. then, she pours a steady stream of water on the flowers.…
The graph in the top right (the second graph in the top row) which shows volume starting high, decreasing linearly to 0, staying at 0 for a period, then increasing rapidly back to…
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how does the structure of the passage support the authors purpose? a it…
D. It presents both sides before stating the author’s stance, appealing to readers’ logic.
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powder. then he pours some lemonade into his cup, and puts the pitcher …
The top-left graph
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the graph shows the relationship between 2 variables. make up a real - …
Real-world situation: This graph models the total cost (in dollars) of buying packs of coffee, where the x-axis is the number of coffee packs, and the y-axis is the total cost in …
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jessica likes to run laps after school while she waits for her brother …
Top-left graph (first graph, starting at (0,0), peaking, returning to 0 repeatedly)
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9. shelly wants to tell her friend how large of a sale a local store is…
E. 40%
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solve these word problems. 1. margo is putting cookies in bags for her …
3 ### Problem 2:
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a game lasts \\(\frac{7}{8}\\) hours. kala played 5 of these games. for…
$\frac{35}{8}$ hours (or $4\frac{3}{8}$ hours)
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4. the table below shows average milk prices at the local grocery store…
4. F. $2.07 5. D. 25% 6. H. $48,070.00
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find the following percentages of 72. answer attempt 1 out of 2 find 0%…
Find 0% of 72: \( 0 \) Find 100% of 72: \( 72 \) Find 50% of 72: \( 36 \) Find 25% of 72: \( 18 \) Find 75% of 72: \( 54 \)
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1. a car averages 27 miles per gallon. if gas costs $4.04 per gallon, w…
1. D. $408.04$ 2. D) 500%
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question find the following percentages of 52. answer attempt 1 out of …
Find 0% of 52: \( 0 \) Find 100% of 52: \( 52 \) Find 50% of 52: \( 26 \) Find 25% of 52: \( 13 \) Find 75% of 52: \( 39 \)
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in the morning, kinsley makes a pot of coffee. the pot fills quickly at…
The top-right graph (second graph)
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find the following percentages of 44. answer attempt 1 out of 2 find 0%…
Find 0% of 44: \( 0 \) Find 100% of 44: \( 44 \) Find 50% of 44: \( 22 \) Find 25% of 44: \( 11 \) Find 75% of 44: \( 33 \)
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tony rides his bike to school. this morning, he was running late, so he…
Bottom-right graph (the one with a steep upward line, flat horizontal segment, and a less steep downward line)
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what percentage of 80 is 32? a. 24% b. 32% c. 40% d. 45% i do objective…
c. 40%
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find the following percentages of 184. answer attempt 1 out of 2 find 0…
Find 0% of 184: \( 0 \) Find 100% of 184: \( 184 \) Find 50% of 184: \( 92 \) Find 25% of 184: \( 46 \) Find 75% of 184: \( 138 \)
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on sunday, manuel rode his skateboard from his house to the skate park …
The bottom - right graph (the fourth graph)
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question find the following percentages of 116. answer attempt 1 out of…
Find 0% of 116: \( 0 \) Find 100% of 116: \( 116 \) Find 50% of 116: \( 58 \) Find 25% of 116: \( 29 \) Find 75% of 116: \( 87 \)
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unit test each square below represents one whole. what percent is repre…
87.5%
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question video examples find the following percentages of 132. answer a…
Find 0% of 132: \( 0 \) Find 100% of 132: \( 132 \) Find 50% of 132: \( 66 \) Find 25% of 132: \( 33 \) Find 75% of 132: \( 99 \)
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high on a statue says the height of the statue is 49.5 feet. a tourist …
(a) The completed proportion is $\boldsymbol{\frac{x}{49.5} = \frac{1}{3.3}}$ (or $\frac{1}{3.3} = \frac{x}{49.5}$) (b) $\boldsymbol{15}$ meters
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journal define percent in your own words. then, describe how to write f…
### Problem 1: Labeling the Number Line #### Step 1: Analyze the first missing value (fraction for 0.4) The decimal is 0.4. To convert to a fraction, we know that 0.4 = $\frac{4}{…
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fred walks home from school every day. today, on his way home, he stops…
The graph on the right (starting at a high y-value, decreasing linearly, flat for a segment, then decreasing linearly to 0)
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haley used 0.6 kilograms of raisins to make 52 bags of trail mix. to th…
0.01
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pam is letting her hair grow long. it grows quickly at first, but after…
The left graph (the one with the sudden drop after the growth phase)
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Question was provided via image upload.
a. 108 b. 160 c. 141.25 d. 330 e. 637.5 f. 400 g. 680 h. 212.5 i. 125 j. 150 k. 478.75 l. 235
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a train traveled at the same speed for 78 hours. it went 3,812.01 miles…
48.87
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a scientist collected 73 water samples from local streams. each sample …
$0.03$
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for a new neighborhood, 5.2 acres of land will be split into 48 lots. t…
0.11
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practice 1 on saturday and sunday, jarrod went running and burned a tot…
Addition equation: $320 + x = 647.5$ Calories burned Sunday: $327.5$
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bliss by katherine mansfield (adapted excerpt) \bliss\ is the story of …
(30) "Now I've got you to myself, my little precious," said Bertha, as the baby leaned against her.
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question round 7.69 to the nearest whole number. answer attempt 1 out o…
8
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mandy made 4 trips to visit her grandmother. she drove 391.99 miles in …
98.00
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camilas quinceañera is coming soon! as the rsvps arrive, she tracks the…
The graph on the right (starting low, increasing slowly then steeply)
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(a) let x be the unknown number of pounds. using the values below, crea…
### Part (a) Proportion: $\boldsymbol{\frac{x}{136} = \frac{2.2}{1}}$ (or $\frac{1}{2.2} = \frac{136}{x}$) ### Part (b) Weight in pounds: $\boldsymbol{299.2}$ pounds
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a construction company transported 2 stones that weighed a total of 7.2…
3.6
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ethans taffy shop made 95.9 kilograms of taffy in 8 days. to the neares…
$12.0$
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22. represent real - world problems a poll of likely voters shows that …
The incumbent's actual vote share is expected to be between 48% and 54% of the vote. --- ### For Question 23:
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emily lives in a third - floor apartment. this morning, she walks downs…
The first graph (the one on the left)
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find the range of the function defined by the table below. express your…
$\{-10, -7, -5, -4, 0, 5, 7\}$
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which number is written correctly in scientific notation? 25.6 × 10¹² 3…
C. $5.03 \times 10^{11}$
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add. \\frac{-3}{10} + -6.5 = submit
-6.8
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find the domain of the function defined by the table below. express you…
$\{-8, -5, -3, 6\}$
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the table below shows the total amount spent, in billions of dollars, o…
The average rate of change is approximately \( 2.5 \) billion dollars per year.
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2. what number must you add to 1 p.m. to change it to 24 - hour clock n…
The number to add is 12. Three other times: 2 p.m., 3 p.m., 4 p.m. (answers may vary, any p.m. times except 12 p.m. are correct) ### Question 3
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robin can clean 72 rooms in 6 days. how many rooms can robin clean in 9…
108 rooms
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4. find out how much time has elapsed between ... a) 9:40 and 12:10. ti…
2 hours 30 minutes ### Part 4b
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2. what does the word conspicuous mean as it is used in the excerpt abo…
d. Attracting attention
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part a what does transient mean as it is used in the paragraph? a. perm…
d. Not lasting
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7. in the lunchroom, 16 $5^{th}$ graders and 24 $6^{th}$ graders are si…
8 ### Question 8
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unit test elmer has a collection of 300 fossils. of those, 21% are foss…
63 fossilized snail shells
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read the problem. 40% of the treats in a bag of bark bites are peanut b…
Correct model: The bottom (blue) bar graph with 12 at 40% and? at 100% Total number of treats: 30
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3. find how much time has passed between the times in bold (intervals a…
(part a and b): a) Time elapsed: 2 hours 25 minutes (or 2h25m) b) Time elapsed: 4 hours 40 minutes (or 4h40m) Wait, but the original problem's part a) has a partially filled answe…
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read the problem. mr. erwin has 70 books in his classroom library, and …
Correct model: The bottom bar model (split into two equal sections, with 35 at the midpoint) Percent of non-fiction books: $50\%$
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review the passage. the hyperbole is shown in bold. in a time without f…
It implies that composers were held in high regard.
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review the passage. the hyperbole is shown in bold. int. tree house - n…
It shows Ham is annoyed with his friend.
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toni is testing her new model airplane. she starts its descent at an el…
6
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descriptive statistics classification of variables for each part below,…
(a) Categorical (b) Quantitative (c) Quantitative (d) Quantitative
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select the correct answer from the drop - down menu. in the passage, ch…
everyone in the United States already referred to the mountain by its Native American name.
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3. find how much time has passed between the times in bold (intervals a…
2 hours and 25 minutes (or 145 minutes)
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review the passage. the personification is shown in bold. little waterf…
It creates a peaceful atmosphere.
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ccss 6 grade math review 10c 1. 4.7 · 0.004 = 2. \\overline{\\smash{4\\…
\(0.0188\) ### Problem 2:
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which of the following numbers are in set a? check all that apply. a = …
1. \( 1 \) 2. \( 3 \) 3. \( 5 \)
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example 1: what does the word ignominious mean in the above excerpt? a.…
C. Humiliating
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d how much time has passed between the times in bold (interv
The total time passed between \(1:40\) and \(4:05\) is \(2\) hours and \(25\) minutes (or \(145\) minutes).
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initial knowledge check question 25 the workers union at a particular u…
0.170
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grade 6: module 2: unit 2: lesson 3 3. carefully read these two sentenc…
The connotation of "gang" (versus "group") makes the chickens seem more lively, energetic, or spirited (in a playful/unruly - but harmless - way). It adds a sense of dynamism to t…
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directions: read the following excerpt from chapter 12 of the boy who h…
B. group ### Question 2
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common core standard—5.nbt.2 understand the place value system. 3. $10^…
### Problem 3: $10^0 \times 0.23 = 0.23$ $10^1 \times 0.23 = 2.3$ $10^2 \times 0.23 = 23$ $10^3 \times 0.23 = 230$ ### Problem 6: $1 \times 9,670 = 9,670$ $0.1 \times 9,670 = 967.…
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2. what is similar about your answers to the previous question? what is…
The fraction $\frac{22}{7}$ as a decimal is approximately $3.142857$. This approximation is greater than $3.14$ because $3.142857$ has a non - zero digit in the thousandths place …
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mixed knowledge check question 23 suppose that the new england colonial…
(a) 15 (b) 2.739
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question zendaya takes a trip to an amusement park and rides a ferris w…
The midline is \( y = 135 \) and it represents the height of the center of the Ferris wheel above the ground (or the average height of the car on the Ferris wheel over time).
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a box has 10 candies: 3 are peppermint, 2 are butterscotch, and 5 are t…
0.143
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cameron is going on a hike on a nature trail. he starts at the trail he…
| Time since start of hike (min) | Distance traveled (ft) | |--------------------------------|------------------------| | 0 | 0 | | 1 | 150 | | 2 | 300 | | 3 | 450 | | 4 | 600 |
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a box has 19 candies in it: 2 are peppermint, 7 are butterscotch, and 1…
0.205
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4 1 pound _______ ounces 5 8 pounds _______ ounces 6 $8\\frac{1}{2}$ po…
16 ### Problem 5: 8 pounds to ounces
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the hot air balloon starts descending from an elevation of 2,400 feet. …
$(6, 0)$
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review the passage. the personification is shown in bold. \aline!\ alin…
It sets a joyful tone.
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initial knowledge check question 21 an ordinary (fair) coin is tossed 3…
| Value $x$ of $X$ | $-4$ | $-2$ | $0$ | $2$ | |-------------------|------|------|-----|-----| | $P(X=x)$ | $\frac{1}{8}$ | $\frac{3}{8}$ | $\frac{3}{8}$ | $\frac{1}{8}$ |
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lesson check (5.nbt.2) 1. the length of the titanic was 882 feet. porte…
8.82 feet
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thelma approximates the area of circles using the equation ( a = 3r^2 )…
The relation is a function because each x - value corresponds to exactly one y - value. So the answer for the dropdown is "each x - value".
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the hot air balloon starts descending from an elevation of 2,400 feet. …
$-400$
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write <, >, or = to make the statement true. 136,284 ○ 134,284
\(136.284>134.284\)
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rita is playing a game of chance in which she tosses a dart into a rota…
(a) $\boldsymbol{1.5}$ dollars (b) Rita can expect to gain money. She can expect to win $\boldsymbol{1.5}$ dollars per toss.
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5. write a situation to match the graph 6. use patterns and structure a…
D. Biking Trip (graph with distance starting at 0, increasing to ~2.25, flat, then increasing) ### Question 7a Sketch (Description):
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rita is playing a game of chance in which she tosses a dart into a rota…
(a) $\boldsymbol{1.5}$ (b) Rita can expect to gain money. She can expect to win $\boldsymbol{1.5}$ dollars per toss.
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initial knowledge check question 18 suppose z follows the standard norm…
(a) $0.206$ (b) $0.268$ (c) $0.672$
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here is a table showing all 52 cards in a standard deck. suppose a card…
0.0089
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the hot air balloon starts descending from an elevation of 2,400 feet. …
| Time since balloon started to descend (min) | Elevation (ft) | |---------------------------------------------|----------------| | 0 | 2,400 | | 1 | 2,000 | | 2 | 1,600 | | 3 | 1…
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activity the graph shows how many cups of water are needed for each cup…
\((0, 0)\) and \((10, 7)\) (other valid points like \((0,0)\) and \((5, 3.5)\) or \((2, 1.4)\) can also be used, but \((0,0)\) and \((10,7)\) are clear from the graph's scale). ##…
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once the hot air balloon reaches cruising altitude, it flies at an elev…
\(e = \boldsymbol{2400} + 0t\) The blank should be filled with 2400.
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once the hot air balloon reaches its cruising altitude, it flies at an …
The balloon reached its cruising altitude at an elevation of 2,400 feet.
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three friends are selling items at a bake sale. may makes $23.25 sellin…
- May: $\$23.25$ - Inez: $\$2325$ - Carolyn: $\$232.50$
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once the hot air balloon reaches its cruising altitude, it flies at an …
2400
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what does the underlined word mean in the following sentence? no quiero…
B. to sleep