Statistics & Probability
Data analysis, probability distributions, hypothesis testing, and statistical methods.
-
fill in the missing number. □% of 2,000 = 1,040
52
-
what is 181% of 31,200?
\(56472\)
-
fill in the missing number. 73% of 4,900 = \\square
3577
-
fill in the missing number: □ % of 90,000 = 91,800
102
-
what is 43% of 500?
215
-
calculate the rate of change between (0,3) and (5,2). enter your answer…
\(-\frac{1}{5}\) ### Second Problem (Between (2,7) and (6,8)):
-
the total cookie sales at a bakery for sunday is represented in the tab…
Ratio: A comparison of two quantities (e.g., \(a:b\) or \(\frac{a}{b}\)). Proportion: An equation stating two ratios are equal (e.g., \(\frac{a}{b}=\frac{c}{d}\)). ### Third Sub -…
-
the total cookie sales at a bakery for sunday is represented in the tab…
3 : 1 ### Question 2: Ratio of Sugar to Snickerdoodle Cookies
-
question 1 round 49023.95692 to the nearest hundredths place. question …
\( 49023.96 \) ### Question 2
-
fill in the missing number. 16% of 6,300 = \\boxed{}
1008
-
fill in the missing number. 16% of 6,300 =
1008
-
fill in the missing number. 80% of \\boxed{} = 640
800
-
fill in the missing number. 45% of 80,000 = \\boxed{}
36000
-
fill in the missing number. 25% of square = 225,000
\( 900000 \)
-
fill in the missing number. 70% of 10,000 = \\boxed{}
7000
-
fill in the missing number. 145% of 20,000 = \\boxed{}
29000
-
what is 70% of 260?
182
-
fill in the missing number. \\boxed{} % of 90 = 18
20
-
fill in the missing number. 135% of 20 = \\square
27
-
select the correct answer. read these excerpts from \the declaration of…
A. Long explicitly believes that equality includes equality of opportunity.
-
read paragraph 3. (3) did that mean, my friends, that someone would com…
A. performed any
-
tara and her parents want to save at least $40,000 for college in 8 yea…
Tara and her parents should make deposits of $450 every month into a college savings account. Tara and her parents should make deposits of $4,000 every year into a college savings…
-
input (x) output (y) (x,y) -2 5 (-2,5) -1 2 (-1,2) 0 1 (0,1) 1 2 (1,2) …
The points \((-2, 5)\), \((-1, 2)\), \((0, 1)\), \((1, 2)\), and \((2, 5)\) are plotted on the coordinate plane (with \((-2,5)\) 2 units left of the origin and 5 units up, \((-1,2…
-
5. 2840÷5=______ 6. 9264÷4=______ 7. 394÷2=______ 8. 5076÷4=______
s: 5. \(568\) 6. \(2316\) 7. \(197\) 8. \(1269\)
-
there are 10 primary schools, 14 high schools, and 18 colleges in a tow…
The correct option is the third one (the bottom circle) with \( A = \begin{bmatrix} 10 & 18 & 14 \end{bmatrix} \) and \( B = \begin{bmatrix} 10 \\ 14 \\ 18 \end{bmatrix} \) (or as…
-
which measurement has the greatest number of significant figures? 6.060…
6.060 mg
-
warm-up temperature in toronto toronto is a city at the border of the u…
### Question 1: Sketching the Scatter Plot To sketch the scatter plot, we first need to calculate the absolute guessing error for each guess. The absolute error \( y \) for a gues…
-
an ordinary (fair) die is a cube with the numbers 1 through 6 on the si…
For \( P(A) \): \(\frac{13}{18}\) (Wait, no, wait 26/36 simplifies to 13/18? Wait 26 divided by 2 is 13, 36 divided by 2 is 18. Yes. For \( P(B) \): \(\frac{1}{2}\) Wait, but let'…
-
kara and amanda want to find the mean amount of time it takes students …
5 ### Part (b)
-
b. 3.918 + 9.2 =
\( 13.118 \)
-
goran is filling a tank with water. the function graphed below shows th…
(for part a): \(V(4)=\boxed{240}\) (assuming the linear function \(V(x)=320 - 20x\) from the graph's scale, where the tank starts with 320 liters and empties in 16 minutes, so rat…
-
hector and his family are heading to tiny acres mini-golf. they plan to…
9
-
last year, 89 musicians attended a jazz camp, and 15 of them were bassi…
\(\frac{15}{89}\)
-
krista set up a monthly budget, as represented by the circle graph belo…
H. Krista spends 50% of her income on housing and utilities.
-
(a) yoko is driving on the freeway at a constant speed. she then speeds…
Graph 1
-
a store sells white scarves and red scarves. - a white scarf costs $3. …
D. 7
-
use the box-and-whisker plots to answer the questions. (a) which athlet…
Athlete B ### (b)
-
as part of a survey, 50 students were asked about their favorite lunch …
J. Her prediction is valid because 20% of 300 is 60.
-
use the box-and-whisker plot to answer the questions below. weight of p…
The same number of pumpkins had a weight under 27 as had a weight over 27. ### Part (b)
-
algebra *extend patterns *simplify expressions *equations & inequalitie…
B. 9
-
find the 13th term of the following geometric sequence. 4, 12, 36, 108,…
\(2125764\)
-
a sample of 292 people is surveyed. the people are classified according…
\(0.27\)
-
central high wants to estimate the number of seniors who plan to go to …
25 seniors are randomly selected; 16 plan to go to a 4 - year college. ### Part (b)
-
fundraising natalia and her friends held a bake sale to benefit a local…
\( R = 4c \)
-
census the population of laredo, texas, was about 215,500 in 2007. it w…
The linear equation is \( p = 5441t + 123000 \) (where \( t \) is the number of years after 1990).
-
mr. danville teaches three drama classes. - the first class has 24 stud…
B. 6
-
6. statistics and probability *organize *interpret graphs *collect/anal…
A. $\frac{25}{144}$
-
judy can decorate 3 cakes in 5 hours. which graph has a slope that best…
A. Cake Decorating graph with slope 0.6 (the first graph, A)
-
you roll a 6 - sided die. what is p(divisor of 28)? write your answer a…
\(\frac{1}{2}\)
-
you spin the spinner once. spinner image: divided into three sections l…
100%
-
a city held a bike parade. 10 bikers rode recumbent bicycles, and 82 bi…
\( \frac{5}{46} \)
-
you pick a card at random. 3 4 5 6 what is p(odd)? write your answer as…
50
-
fran spun the spinner three times to predict whether the flight will be…
The flight will be on time on one of the three days.
-
lewis is rolling a 10 - sided die 250 times. each side of the die is la…
75
-
josephine noticed that out of 10 e - mails she received, 7 were adverti…
She will receive 70 advertisements. (Corresponding option: She will receive 70 advertisements.)
-
vince makes 75% of his free throw attempts. he wants to create a tool t…
a spinner divided into 4 congruent sectors, spun 7 times
-
which color marble is most likely to be picked? purple blue green red
red (the option with red, so the last option: red)
-
juanita rolls a number cube x times. for which value of x are the exper…
1,000 (the option with \( x = 1000 \))
-
kyles handful of trail mix has 2 almonds, 4 peanuts, 3 raisins, and 5 s…
\(\frac{2}{7}\) (corresponding to the option with \(\frac{2}{7}\))
-
a spinner with 4 colors is spun for a total of 50 trials. yellow was se…
$\frac{1}{5}$ (corresponding to the option with $\frac{1}{5}$)
-
nick has $18.25 on his transit card now. he wants to add money to the c…
The first box is $18.25$ and the second box is $30$. So the equation is $18.25 + m = 30$.
-
nick has $18.25 on his transit card now. he wants to add money to the c…
\( 18.25 + x = 30 \) (where \( x \) is the money Nick adds)
-
unit: rational expressions progress: the movement of the progress bar m…
12
-
nadia built a robot to filter air and water efficiently. she expects th…
B. The robot filters the expected amount of air and water, but it doesn't use the expected amount of energy.
-
question 5 of 20 what did the term edemption\ mean to white southerners…
D. Bringing the Democratic Party and the interests of rich whites back to power
-
what was the dawes act in 1887 meant to do? a. give native americans ri…
D. Destroy traditional Native American life
-
3 mary makes trail mix with mixed nuts and dried fruit. she spends $5 o…
C ### Question 4
-
dylan accepted a new job at a company with a contract guaranteeing annu…
85000
-
every weekend, oliver bikes to the park to play disc golf with his frie…
\( \frac{3}{4} \)
-
which pair of points could be used to draw a line that best represents …
B. \((3,3)\) and \((9,7)\)
-
no calculator is allowed on this question. the initial number of a bact…
D. \( B(d) = 500(2)^d \)
-
your leader asks you to help unload and organize merchandise from a lar…
A. Offer to help the team members organize their merchandise, even though it means you won't finish your tasks before your break.
-
the logistic growth function $p(x) = \\frac{90}{1 + 271e^{-0.122x}}$ mo…
\( 76.4 \)
-
find the standard deviation, $sigma$, of the data. 16, 13, 20, 16, 12, …
$2.6$
-
find the variance of the data. 16, 13, 20, 16, 12, 17, 18 $overline{x} …
$6.6$
-
find the mean, \\(\\overline{x}\\), of the data.\ 16, 13, 20, 16, 12, 1…
16
-
find the standard deviation, $\\sigma$, of the data. 15, 21, 46, 49, 31…
\(12.6\)
-
find the variance of the data. 15, 21, 46, 49, 31, 24 \\(overline{x} = …
159
-
find the mean, $overline{x}$, of the data. 15, 21, 46, 49, 31, 24 $over…
\(31\)
-
find the standard deviation, \\(sigma\\), of the data. 84, 98, 70, 76, …
\(9.2\)
-
find the variance of the data. 84, 98, 70, 76, 88, 76 \\(overline{x} = …
85.3
-
find the mean, \\(\\overline{x}\\), of the data. 84, 98, 70, 76, 88, 76…
\(82\)
-
find the standard deviation, \\(\\sigma\\), of the data.\ 251, 224, 237…
\(15.2\)
-
find the variance of the data. 251, 224, 237, 255, 268 \\(overline{x} =…
230
-
find the mean, \\(\\overline{x}\\), of the data. 251, 224, 237, 255, 26…
247
-
find the standard deviation, $\\sigma$, of the data. 147, 141, 120, 124…
\(10.3\)
-
find the variance of the data. 147, 141, 120, 124, 128 \\(\\overline{x}…
\(106\)
-
find the mean, \\(\\overline{x}\\), of the data.\ 147, 141, 120, 124, 1…
\(132\)
-
find the standard deviation of the given data. now, solve for the stand…
3.1
-
find the standard deviation of the given data. now, find the variance, …
\(9.5\)
-
find the standard deviation of the given data. $overline{x} = 8$ next, …
For \((\text{Data}-\overline{x})^2\) when data is 13: 25 For \(5^2\): 25
-
find the standard deviation of the given data. (overline{x} = 8) next, …
\( 0 \)
-
find the standard deviation of the given data. $overline{x} = 8$ next, …
9
-
find the standard deviation of the given data. \\(overline{x} = 8\\) ne…
5
-
find the standard deviation of the given data.\\(overline{x} = 8\\)\ ne…
\( 0 \)
-
standard deviation probability and statistics find the standard deviati…
\(-2\)
-
find the standard deviation of the given data. \\(\\overline{x} = 8\\) …
\( -3 \)
-
find the standard deviation of the given data. first, find the mean, \\…
8
-
solve. luke played piano for 58 minutes yesterday. he played piano for …
\( 58 = \boldsymbol{50} + \boldsymbol{8} \) \( 27 = \boldsymbol{20} + \boldsymbol{7} \) ### Question 5
-
a passenger plane and a helicopter both take off from metro city airpor…
\( 3.11 \) (Wait, no, wait 560 divided by 180 is approximately 3.11? Wait, 180*3 = 540, 560 - 540 = 20, 20/180≈0.11, so 3.11. But let's check again. Wait, maybe the helicopter's s…