統計與機率
資料分析、機率分佈、假設檢定與統計方法。
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read the excerpt from the odyssey: o hear me, lord, blue girdler of the…
B. He wants revenge for the loss of his eye, D. He is angered by Odysseus’s taunts
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select the tables that show a proportional relationship between x and y…
The purple - colored table (the table with \( x \) and \( y \) in purple header)
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select the tables that show a proportional relationship between x and y…
The table with the blue header (containing \( x = 2, y=\frac{5}{2} \); \( x = 4, y = 5 \); \( x = 12, y = 15 \)) shows a proportional relationship.
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select the tables that show a proportional relationship between x and y…
Both tables (the left table with \( x = 1, 3, 8 \) and the right table with \( x = 3, 5, 10 \)) show a proportional relationship.
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select the tables that show a proportional relationship between x and y…
The table on the right (with \( x = 5,y = 2 \); \( x = 10,y = 4 \); \( x = 15,y = 6 \)) shows a proportional relationship.
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select the tables that show a proportional relationship between x and y…
Both the blue - colored table (with \( x,y \) values \( (6,4),(9,6),(15,10) \)) and the green - colored table (with \( x,y \) values \( (4,3),(8,6),(12,9) \)) show a proportional …
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select the tables that show a proportional relationship between x and y…
The table on the left (with \( x \) and \( y \) values \( (2,2) \), \( (5,5) \), \( (6,6) \)) shows a proportional relationship.
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select the tables that show a proportional relationship between x and y…
The table on the left (with \( x = 3,6,9 \) and \( y = 5,10,15 \))
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select the tables that show a proportional relationship between x and y…
The table on the right (with \( x = 1,y = 5 \); \( x = 2,y = 10 \); \( x = 3,y = 15 \))
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select the tables that show a proportional relationship between x and y…
Both the green - colored table (with \( x,y \) values \( (5,4),(10,8),(15,12) \)) and the orange - colored table (with \( x,y \) values \( (2,6),(3,9),(6,18) \)) show a proportion…
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select the tables that show a proportional relationship between x and y…
Both the green - colored table (with \( x \) values 4, 8, 12 and \( y \) values 1, 2, 3) and the orange - colored table (with \( x \) values 1, 3, 4 and \( y \) values 2, 6, 8) sh…
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homework #15 question 8 of 35 (1 point) | question attempt: 1 of what i…
\( 32.8 \)
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manuel drove 792 miles in 11 hours. at the same rate, how long would it…
13
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rita is driving her motorhome. it uses 2 gallons of gas for every 18 mi…
For 5 gallons: 45 miles; For 7 gallons: 63 miles; For 72 miles: 8 gallons; For 10 gallons: 90 miles. (Filling the table: 45, 63, 8, 90 respectively in the empty cells)
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use the data in each table to write a linear function using function no…
- Problem 7: \( f(x)=0.2x \) - Problem 8: \( f(x)=3x + 5 \) - Problem 9: \( f(x)=-2x - 2 \)
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amy owns three restaurants. the table below shows the number of custome…
Third Restaurant
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watch it! segment 1: the power of the priesthood 1. jesus called the tw…
Apostles (Note: If this is a fill - in from a specific religious curriculum, the exact term should be as per that. But generally, "Apostles" is the correct term here.) #### Questi…
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lesson 16 - what does it mean to say \i do\? | 167 watch it! segment 1:…
1. (For Segment 1, Question 2) D. All of the above 2. (For Segment 2, Question 1) D. all of these 3. (For Segment 2, Question 2) T (True) 4. (For Segment 3, Question 1) D. all of …
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the following text gives definitions for several words that are importa…
- Replace "nirvana" (in "stuck in the cycle of nirvana") with "samsara". - Replace "samsara" (in "entered a state of samsara") with "nirvana".
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9000 dollars is placed in an account with an annual interest rate of 8%…
\(\$33300.16\)
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question a town has a population of 20000 and grows at 4% every year. w…
25306
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the given table shows the number of hours that a library has been open …
6 books per hour
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a town has a population of 14000 and grows at 3% every year. what will …
16717
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the given table shows the number of hours that a library has been open …
7 books per hour (but if the options are 8,5, maybe the correct option is 5? No, 35/5 is 7. Wait, maybe the table was x=1, y=3; x=6, y=38. So the answer is 7. But since the option…
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what is the constant rate of change in the given table? x | y 0 | 17 1 …
-3
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question a new car is purchased for 18000 dollars. the value of the car…
The value of the car after 14 years will be approximately $\$2604.60$.
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a town has a population of 10000 and grows at 5% every year. what will …
12763
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which of the following tables has a constant rate of change? x | y -2 |…
(Assuming the second table (not shown) has constant rate, but based on the given first table, it does not. However, if we re-express, maybe the first table was intended to have \(…
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7100 dollars is placed in an account with an annual interest rate of 7.…
The amount in the account after 30 years, to the nearest cent, is $\$69203.84$ (if we consider annual compounding). If we use more precise calculation or consider continuous compo…
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exponential functions - basic score: 0/5 penalty: 0.5 off question a to…
22847
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angela is designing a 4 - story building, and as she is creating the bl…
The transition from 3rd to 4th floor (3rd to 4th floor) needs to be corrected.
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a new car is purchased for 17600 dollars. the value of the car deprecia…
The value of the car after 11 years will be approximately $\$4829.44$.
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evaluate the following expression using exponential rules. write the re…
\(10\)
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ian was asked to create a table of values that had a rate of change of …
Yes, Ian created the table correctly because the rate of change between consecutive points is \(-\frac{17}{11}\).
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a new car is purchased for 15300 dollars. the value of the car deprecia…
The value of the car after 6 years will be approximately $\$6054.21$.
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-2, 10, -50, 250, ... what is the 11th term of the geometric sequence? …
\(-19,531,250\) (corresponding to the option with this value)
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7, -7, 7, -7, ... find the common ratio for the geometric sequence.
-1
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a new car is purchased for 16600 dollars. the value of the car deprecia…
The value of the car after 8 years will be approximately \(\$7816.94\).
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a town has a population of 14000 and grows at 3.5% every year. what wil…
22662
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complete the ratio table. 18 17 36 34 54 72 90 85
51, 68
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complete the ratio table. 129 62 124 387 186 516 248 310
258, 645
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10, 20, 40, 80, ... find the common ratio for the geometric sequence.
2
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a new car is purchased for 16400 dollars. the value of the car deprecia…
The value of the car after 8 years will be approximately $\$5582.55$.
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a town has a population of 5000 and grows at 3.5% every year. what will…
\( 8377 \)
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complete the ratio table. 31\t98 \t196 93\t294 124\t392 155\t
62, 490
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complete the ratio table. 41 142 82 284 123 164 205 710
426, 568
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find the number that makes the ratio equivalent to 81:72. 9:□
8
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find the number that makes the ratio equivalent to 3:4. :36 submit
27
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find the number that makes the ratio equivalent to 8:7. □:70 submit
80
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find the number that makes the ratio equivalent to 77:22. 7:□
2
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find the number that makes the ratio equivalent to 2:3. 24:□ submit
36
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find the number that makes the ratio equivalent to 9:1. □:9
81
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find the number that makes the ratio equivalent to 1:8. 7:□
56
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a town has a population of 11000 and grows at 4% every year. what will …
19810
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a new car is purchased for 20700 dollars. the value of the car deprecia…
The value of the car after 11 years will be approximately $\$6327.99$.
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a new car is purchased for 19000 dollars. the value of the car deprecia…
The value of the car after 14 years will be approximately $\$3697.40$.
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a town has a population of 17000 and grows at 4% every year. what will …
20683
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a town has a population of 5000 and grows at 4% every year. what will b…
6580
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a town has a population of 2000 and grows at 4% every year. what will b…
3602
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question a new car is purchased for 21100 dollars. the value of the car…
10506.96
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a new car is purchased for 15500 dollars. the value of the car deprecia…
The value of the car after 6 years will be approximately $\$9808.40$.
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a new car is purchased for 23200 dollars. the value of the car deprecia…
The value of the car after 7 years will be approximately $\$8450.04$.
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what is the next term for the sequence: 2.94, 1.94, 0.94, -0.06, -1.06,…
\(-2.06\) (corresponding to the option with value \(-2.06\))
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3600 dollars is placed in an account with an annual interest rate of 9%…
The amount in the account after 25 years, to the nearest cent, is $\$31043.09$.
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a new car is purchased for 20800 dollars. the value of the car deprecia…
5416.32
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a town has a population of 9000 and grows at 3% every year. what will b…
11743
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a town has a population of 16000 and grows at 4.5% every year. what wil…
The population after 8 years will be approximately \(\boxed{22754}\).
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3400 dollars is placed in an account with an annual interest rate of 8.…
\(24038.68\) dollars
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a new car is purchased for 17000 dollars. the value of the car deprecia…
The value of the car after 14 years will be approximately $\$2973.30$.
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7900 dollars is placed in an account with an annual interest rate of 5.…
The amount in the account after 11 years, to the nearest cent, is $\$14187.26$.
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question 10 1 pts a study reports a correlation of 0.70 between the num…
Hours spent listening to podcasts tends to increase as commuting time increases.
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question 9 1 pts a researcher studies the linear relationship between d…
The value of \( r \) will remain equal to 0.63.
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an educational psychologist is writing a report about a study that invo…
None of the above statements are correct.
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question 7 1 pts there is a linear and positive relationship between th…
B. The regression line will eventually cross the vertical axis at a negative value.
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question 5 1 pts an entomologist observes that crickets tend to chirp m…
0.82
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determine whether the function is a one-to-one function. if it is one-t…
C. The function is not one - to - one
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question 4 1 pts which one of the following statements is true? ○ if r …
A correlation of \( r = - 0.52 \) is stronger than a correlation of \( r=0.20 \). (The option corresponding to this statement, assuming the options are labeled as per the order in…
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question 3 1 pts a sociologist is interested in exploring how two varia…
A. Hours spent playing video games, because this is the explanatory variable.
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question 2 1 pts there is a strong linear relationship between the dist…
The fare for the rideshare service is predicted to go up by \$1.51 with each additional kilometer traveled.
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divide. $3 \\div \\frac{1}{8} = \\square$ submit multiply. $\\frac{1}{2…
24
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what quantity of cranberries would you need to make a third of the orig…
$\frac{1}{8}$ cup
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question 10 of 50 the probability of flipping a coin and getting a \hea…
True
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which of the following choices is the geometric mean of 11 and 4? 2√11 …
\( 2\sqrt{11} \) (the first option)
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ronald and sandra weighed their backpacks on a scale. ronalds backpack …
\( 4\frac{1}{10} \)
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Question was provided via image upload.
\(\frac{1}{9}\)
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on a hot day, roger poured 1/2 of a bucket of water into a plastic wadi…
$1\frac{1}{6}$ (or $\frac{7}{6}$)
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a meteorologist found that the rainfall in weston during the first half…
\( 1\frac{1}{2} \) (or \( \frac{3}{2} \))
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a nuclear power plant has two independent safety systems. the probabili…
\( 0.0003 \) (corresponding to the option with 0.0003)
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1. rico and ian ran an equal ratio of miles on tuesday and wednesday. t…
6:18
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Question was provided via image upload.
2
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a car was purchased for $26,500. each year since, the resale value has …
\( y = 26500(0.79)^t \)
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chase is trying to solve the following problem with a ratio table. fill…
For the "six packs" column, we fill in 3, and for the "cans" column, we fill in 18. The number of cans in 3 six - packs is 18.
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question 3 of 20 for which type of emergency is a lockdown procedure ap…
A. Hostile individual near the program ### Question 4 of 20
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in 2004, a forest covered an area of 1500 $\\mathrm{km}^2$. since then,…
\( y = 1500(0.9675)^t \)
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janet charges $9.25 per hour for babysitting. kendra charges $8.50 per …
$5.25
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which of the following choices shows the simplified ratio of 15 feet : …
A. \(1\) ft : \(14\) ft (assuming the first option's identifier is A, as per the typical multiple - choice setup with radio buttons. If the first option is labeled with the first …
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factory a can produce 55 machines in 25 minutes. factory b can produce …
Factory A can produce \(\boldsymbol{396}\) machines in three hours. Factory B can produce \(\boldsymbol{315}\) machines in three hours. Factory \(\boldsymbol{A}\) produces more ma…
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hew is trying to solve the following problem with a ratio table. fill i…
In the ratio table, the second column for "chocolate bars" is 6 and for "squares" is 48. The number of squares in 6 chocolate bars is 48.
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ayan paid $10.25 per hour to rent a bicycle. jordana paid $9.85 per hou…
1.6
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bob bought 2 gallons of milk at the supermarket. how many cups of milk …
For the number of cups: 32 For the number of fluid ounces: 256