Statistik
Datenanalyse, Wahrscheinlichkeitsverteilungen und Hypothesentests.
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1. the dot plot shows the number of days in may that a city had a low t…
C. 7
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students reported volunteering at the animal shelter during the last 6 …
3
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1. use basic facts to find the following quotients 5,400 ÷ 9 = ______ 6…
\( 5400 \div 9 = \boldsymbol{600} \) \( 640 \div 8 = \boldsymbol{80} \)
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complete each row of the table. | x | y | | 2 | 5 | part: 1 / 5 part 2 …
-1
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40. which data would most likely show a negative correlation when graph…
a. The outside temperature and the number of people wearing gloves ### Question 41
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3. ants have 6 legs. elena and andre write equations showing the propor…
Assuming there was a variable - name mix - up (where \( a \) is the number of legs and \( l \) is the number of ants), both equations are correct. Elena's equation \( a = 6l \) re…
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which statements about the data sets are true? check all that apply. th…
The true statements are: - The data for the group that plays an instrument are more clustered around the mean than the data for the group that did not play an instrument. - The me…
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44. which data would most likely show a negative correlation when graph…
a. The outside temperature and the number of people wearing gloves ### Question 42 (What type of correlation does the scatter plot represent?)
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1. this table shows the amount of sugar in different volumes of orange …
(Completed Table): | Container | Volume (oz) | Sugar (grams) | |-----------|-------------|---------------| | Glass | 8 | 24 | | Bottle | 12 | 36 | | Carton | 32 | 96 | | Jug | 128…
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12 devon uses the equation $c = 9.75t$ to determine the total cost in d…
a. True b. False c. True d. True
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type the correct answer in each box. use numerals instead of words. the…
# Explanation: ## Step1: Define Intervals Understand each interval: - \(20 - 28\): Ages \(\geq20\) and \(<28\) - \(28 - 36\): Ages \(\geq28\) and \(<36\) - \(36 - 44\): Ages \(\ge…
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for the following information, determine whether a normal sampling dist…
### Critical Value: A. \( z_0 = 1.75 \) ### Rejection Region: A. The rejection region is \( z > 1.75 \)
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the graph below shows the amount of granulated sugar, in cups, in a bak…
A. 3 cups
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1. use basic facts to find the following quotients 5,400 ÷ 9 = 640 ÷ 8 …
s: 1. \( 5400 \div 9 = \boldsymbol{600} \); \( 640 \div 8 = \boldsymbol{80} \) 2. \( 4421 \div 6 = \boldsymbol{736 \text{ R } 5} \) (or \( \boldsymbol{736 \frac{5}{6}} \))
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amy correctly made a scatter plot of the data in the table. which state…
The statement "There is a negative linear association" is false because as the year (independent variable) increases, the digital music revenue (dependent variable) also increases…
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17. a vacation home in clearwater, florida, rents for $105 per day. the…
b. \( \{0,1,2,3,\dots\} \) ### Question 18
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match each point labeled on the box plot to its description. a •———•b •…
A - minimum value B - first quartile C - median D - maximum value
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two functions are shown. function a (table with x and y values) and fun…
Function A
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which statements about the data sets are true? check all that apply. □ …
- The data for the group that plays an instrument are more clustered around the mean than the data for the group that did not play an instrument. - The data for the group that doe…
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question jai used a ratio table to solve the following problem. read th…
Jai used the strategy of scaling the ratio (multiplying the number of pizzas and corresponding slices by 10, since 1 pizza has 4 slices, 10 pizzas have \(4\times10 = 40\) slices) …
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11 bronte walks 1.5 miles on a trail. then he jogs at a speed of 5 mile…
0.75 hours (or 45 minutes)
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select the correct answer. which pair of variables has a clear causal l…
D. the number of air conditioners sold per day in a city and the daily temperature
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how does the mean absolute deviation (mad) of the data in set 2 compare…
The MAD of set 2 is 13.35 more than the MAD of set 1. (Third option)
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for the following information, determine whether a normal sampling dist…
### Part 1 (Normal Sampling): A normal sampling distribution \(\boldsymbol{\text{can}}\) be used here, since \( np = 275 \times 0.64 = 176 \geq 5 \) and \( nq = 275 \times 0.36 = …
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question robert used a ratio table to solve the following problem. read…
The best description for the strategy that he used is multiplying. So the answer is "multiplying".
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what is the correct meaning of the word negligence? people tend to noti…
B. lack of care or attention (assuming the options are labeled A, B, C, D with A: unusual interest or alarm, B: lack of care or attention, C: swift reaction to a problem, D: decis…
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soda (oz) 2 4 10 sugar (g) 3 6 15 when two quantities are always in an …
The relationship between ounces of soda and grams of sugar is proportional because the ratio of sugar to soda ($\frac{\text{Sugar}}{\text{Soda}}$) is constant (1.5) for all pairs …
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a mother tracks the duration of her babys three daily naps for a few we…
D. The \( 3^{\text{rd}} \) nap is the least consistent in duration because its standard deviation is the highest.
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rafael needs to read 4 novels each month. let n be the number of novels…
Equation: \( N = 4M \) Number of novels in 19 months: 76 novels
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graphs, functions, and sequences writing and evaluating a function that…
Equation: \( N = 4M \) Number of novels in 19 months: 76 novels
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a construction crew is lengthening a road that originally measured 52 m…
Equation: \( L = 52 + D \) Length of the road after 35 days: 87 miles
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question travis used a ratio table to solve the following problem. read…
10
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question travis used a ratio table to solve the following problem. read…
multiplying
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compute the standardized test statistic, $\\chi^2$, to test the claim $…
D. 36.813
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question show examples travis used a ratio table to solve the following…
Travis used the strategy of scaling the ratio (multiplying the number of chocolate bars and the corresponding number of squares by the same factor) to solve the problem. The numbe…
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explain how to decide when a normal distribution can be used to approxi…
B. If \( np \geq 5 \) and \( nq \geq 5 \), the normal distribution can be used.
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question cooper used a ratio table to solve the following problem. read…
10
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determine whether the normal sampling distribution can be used. the cla…
Do not use the normal distribution.
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question cooper used a ratio table to solve the following problem. read…
multiplying
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question mia used a ratio table to solve the following problem. read th…
doubling
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9 eva buys walnuts. the graph shows the relationship between the number…
A. The point \((2, 4)\) means that 2 scoops of walnuts cost \$4. C. The graph is a proportional relationship. D. The point \((1, 2)\) means that the unit rate is \$2 per scoop of …
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question select the two correct answers. luis is sorting his marbles. h…
30:20, 3:2
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question select the correct answer. the ratio of clarinets to flutes in…
A. For every 5 clarinets, there are 3 flutes.
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jenny is training for a race. she ran ⅞ mile in 2⅔ minutes. how long do…
It takes her \( \frac{10}{3} \) (or \( 3\frac{1}{3} \)) minutes to run each mile.
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quarters are currently minted with weights normally distributed and hav…
The critical value \(\chi_{0}^{2}=17.708\). The rejection region is \(\chi^{2}<17.708\) and the rejection region graph is the left - tailed one (Graph B).
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lilys bank account has a balance of $620. she withdraws $80 once to pay…
The inequality is \( 620 - 80 - 45w > 90 \) (or simplified \( 540 - 45w > 90 \)), and the solution is \( w < 10 \) (with \( w \) representing weeks, so \( 0 \leq w < 10 \) in cont…
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which part of this sentence means never ever? ella jamás va a italia. j…
A. Jamás (assuming the first option is labeled A, with text "Jamás")
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when emerson states, \it by no means follows that we are not fit for so…
B. He tries to show that people behave differently at parties than they might elsewhere, and so parties are not a measure of human worth.
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choose the correct answer. which of the following means \hace muchos si…
A. Many centuries ago
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aubrey crafted her own bird - feeders and slowly added them to her yard…
3
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quarters are currently minted with weights normally distributed and hav…
D. $H_0:\sigma\geq0.069$; $H_a:\sigma < 0.069$ (Claim)
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question 3 (2 points) ✓ saved sites such as the occupational outlook ha…
A. True
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8 brennan makes a scale drawing of a fort. the scale for the actual for…
The dimensions of the fort in the drawing are 7 inches by 5.5 inches.
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for the following information, determine whether a normal sampling dist…
For the first part (test statistic): A. \( z=-1.15 \) For the second part (decision): C. Fail to reject the null hypothesis. There is not enough evidence to reject the claim.
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higher order thinking the dot plots below show the approximate distance…
The measure of center to use is the **median** (because the data is skewed, median is robust to skew). The median distance traveled by Parkview Panthers players is less than the m…
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what does the highlighted word below mean? su pelo lo llevaba amarrado.…
He/She was taking
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for the following information, determine whether a normal sampling dist…
B. The rejection region is \( z < - 1.55 \)
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which of the following means \el mensaje\? the character the message th…
The message
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for the following information, determine whether a normal sampling dist…
First, for the critical value: A. \( z_0=-1.55 \) (rounded to two decimal places) For the rejection region: The rejection region is \( z\lt - 1.55 \), so if the option for rejecti…
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fill in the table to find how much a parking meter charges for 2, 4, 6,…
| Hours (h) | Dollars (d) | Dollars per hour ($\frac{d}{h}$) | |-----------|-------------|----------------------------------| | 2 | 4 | 2 | | 4 | 8 | 2 | | 6 | 12 | 2 | | 8 | 16 |…
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which of the following means \to hit / crash\? matar chocar parar
B. Chocar
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traveler spending the data show the traveler spending in billions of do…
\(893.06\)
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connotation: the idea or feeling that a word invokes - the cultural, hi…
negative
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silas makes a graph that shows inputs on the x - axis and outputs on th…
more than one output
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sebastian uses a gift card to buy gaming apps. the table shows that the…
To tell if the table shows a function, check if each **input (number of games)** has exactly one **output (money on card)**.
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later in the month, marcus won a swim meet on a tuesday. a function is …
No. It could have happened on the 6th, 13th, 20th, or 27th.
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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 $\$6325.92$.
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select the tables that show a proportional relationship between x and y…
The first table (with \( x = 3,6,9 \) and \( y = 4,8,12 \)) shows a proportional relationship.
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the graph shows the cost to bowl at bowl - a - rama. the lines represen…
The initial value of the function from Fri - Sun is \(0\). The initial value of the function from Mon - Thurs is \(2\).
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taylor and emma sell hand - knit sweaters to raise money for charity. t…
\(15\)
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ramón and mason race at track practice. the lines represent the distanc…
Ramón
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sale price of homes the average sale price of new one - family houses i…
The range of values is between $147900 and $326300.
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the graph shows the number of possible passengers for a given number of…
\(y=\frac{6}{5}x\)
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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 $\$9705.19$.
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students estimated the length of one minute without reference to a watc…
\( H_0: \mu = 60 \) \( H_1: \mu eq 60 \)
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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 $\$9398.27$.
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select the correct answer from the drop-down menu. read the excerpt fro…
"give away"
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14. what is the effect of the metaphor in the sentence \the classroom w…
b) It emphasizes the high level of activity and busy environment. ### Question 15
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navajo hogans were used for traditional navajo healing ceremonies. many…
1. The Navajo believed illness was caused by not living in harmony with nature. When someone became ill, a ceremonial singer called a hataali could be asked to help the person who…
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7 how does the author make the reader feel through certain words or det…
b) Mood ### Question 8
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the navajo and apache had a way of life that was very different from se…
### Provided by the Navajo and the Apache - stone arrowheads - elk jerky - deer hide ### Provided by the Hopi - cotton cloth - turquoise jewelry - corn and squash
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samir and jillian share a phone plan. each month they can use a combine…
First dropdown: less than Second dropdown: do
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14. an inflatable pool is leaking at a constant rate of 25 fluid ounces…
D. \begin{tabular}{|c|c|} \hline Time, \( x \) & Water, \( y \) \\ \hline 8 & 50 \\ \hline 12 & 75 \\ \hline 16 & 100 \\ \hline 20 & 125 \\ \hline \end{tabular}
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13. the table below shows the total miles run by forrest based on the n…
C. Statements I, II, and IV
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12. which table contains only corresponding x-values and y-values where…
D. | x | y | |---|---| | 5 | 7.5 | | 8 | 9 | | 12 | 11 | | 19 | 14.5 |
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samir and jillian share a phone plan. each month they can use a combine…
\( 7 \)
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like the ancestral pueblo, another group called the hohokam found creat…
B. They worked together on large projects, C. Agriculture was important to them
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samir and jillian share a phone plan. each month they can use a combine…
Samir: 4 GB Jillian: 3 GB
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9b. a bathtub containing 42 gallons of water starts to drain at a const…
B. -2, E. -4 (Wait, no, re - checking: Wait, when we take (0,40) and (2,36), the change in y is 36 - 40=-4, change in x is 2 - 0 = 2, so slope is -4/2=-2. Wait, but also, if we ta…
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15. which table contains only corresponding x-values and y-values where…
C. | \( x \) | \( y \) | | --- | --- | | 7 | 6.5 | | 10 | 8 | | 14 | 10 | | 17 | 11.5 |
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27% of u.s. adults say they are more likely to make purchases during a …
\( \approx 0.264 \)
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thirty percent of consumers prefer to purchase electronics online. you …
\( 0.989 \)
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people in the southwest got most of their food from farming. the ancest…
1. Problem: "Corn usually required a lot of water to grow well, but the climate in the Southwest was dry" - Solution: "The Ancestral Puebloans developed new kinds of corn that nee…
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keisha rents a scooter to get to the beach. the rental company charges …
Donovan's rental costs $1 per mile. The rate of change of Keisha’s function is greater than the rate of change of Donovan’s function.
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the theoretical probability of a couple having a baby girl is \\(\\frac…
$\frac{1}{8}$ (corresponding to the option with $\frac{1}{8}$)
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a coin is flipped, then a number cube is rolled. the tree diagram shows…
\(\frac{1}{12}\)
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4. the table below shows data collected for average braking distance, f…
\( f(m)=\frac{1}{9}(m - 0)^2+0 \) (or \( f(m)=\frac{1}{9}m^2 \))
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two events, a and b, are independent of each other. $p(a)=\\frac{1}{6}$…
0.75
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heather has a bag containing 4 marbles: 1 red, 1 blue, and 2 green. she…
\(\frac{1}{32}\) (corresponding to the option with \(\frac{1}{32}\))
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a spinner has 4 equal - sized sections labeled a, b, c, and d. it is sp…
\(\frac{1}{8}\) (corresponding to the first option, e.g., A. \(\frac{1}{8}\) if options are labeled that way)