Statistik
Datenanalyse, Wahrscheinlichkeitsverteilungen und Hypothesentests.
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read the selection and answer the questions that follow salar de uyuni:…
A. With large deposits of sodium, potassium, borax, lithium, and magnesium, Salar de Uyuni is a place worth preserving.
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select the outlier in the data set. 89 79 97 94 61 85 73 10 78 83 95 46…
The outlier is 10. If the outlier is removed, the mean will increase.
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a model predicts that a population grows by 125 people per year, starti…
The prediction was higher than the actual
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lex x represent the number of hours studied. a model for predicted test…
103
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for a certain class, the following data table compares how many student…
$\frac{7}{30}$
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question 10 identify whether the relationship is proportional or non - …
A. non - proportional
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which situation has a quantity that changes at a constant rate over tim…
the total amount of flour used for different numbers of batches of bread
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question 9 a smoothie recipe uses 5 oranges for every 12 servings. how …
48
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read the excerpt from \mother tongue.\ lately, ive been giving more tho…
C. Tan discusses her mother’s use of English to build the idea that a form of language can be purposeful and meaningful even if it is nonstandard.
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read the excerpt from part 5 of zeitoun. for many of his clients, it to…
D. Zeitoun’s business is thriving with the rebuilding of New Orleans.
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select all of the ordered pairs that could be added to the graph so tha…
The ordered pairs that can be added to form a function are (2, 6), (3, 8), (7, 10). (Note: (9, 4) should not be added as it violates the function definition since x = 9 already ha…
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the table represents a journey of time (hours) | distance (miles) 2 | 9…
0 (assuming same speed) or if there's a typo, the difference depends on correct speeds. But based on the table, speed is same, so 0.
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in a class of students, the following data table summarizes how many st…
$\frac{19}{21}$
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in a class of students, the following data table summarizes how many st…
$\frac{5}{6}$
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these numbers are in order from largest to smallest. $4.2 \\cdot 10^{-2…
True
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a cyclist rides 27 miles in 1.5 hours. which is the best estimate of he…
18 mph
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estimate the value of $8.97 \\div 0.31$ \\bigcirc 30 \\bigcirc 40 \\big…
30
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the cost of a backpack decreases from $60 to $48. what is the percent d…
20%
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what theme is becket most likely trying to convey about human existence…
D. Life is repetitive, painful, and ultimately meaningless.
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section ii: free response 1. below are data for 20 students quiz scores…
Histogram with bins \(4 - 6\) (freq=4), \(7 - 9\) (freq=8), \(10 - 12\) (freq=5), \(13 - 15\) (freq=2), \(16 - 18\) (freq=1) ### Problem 1(b)
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two employees each commute from their home to work using various method…
Employee 2 is 20 miles closer to work than Employee 1 at the start of the commute. (The option corresponding to this statement)
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the graph shows the height of the leap of a puma, in feet, x seconds af…
An x - intercept of the function represents the time (in seconds) when the puma lands back on the ground (or when it starts the leap, but the non - zero x - intercept here is when…
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44. which is a quantitative variable? a balance in savings account b ma…
A. balance in savings account
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construct a 90% confidence interval for $\\mu_1 - \\mu_2$. two samples …
B. (0.721,3.279)
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7. identify if the following tables are linear functions or exponential…
- Table 7: Exponential Function - Table 8: Linear Function - Table 9: Linear Function - Table 10: Exponential Function
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what is a common theme of the theater of the absurd? a. friendship b. r…
D. Meaninglessness
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ted joined a book club. this table shows the proportional relationship …
23
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adium people are exiting a soccer stadium at a constant rate after the …
y - intercept: \((0, 4000)\), meaning 4000 people are in the stadium when the game ends (\(x = 0\) minutes). x - intercept: \((60, 0)\), meaning 60 minutes after the game ends, th…
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find the standardized test statistic, t, to test the claim that $\\mu_1…
D. - 1.546
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students at springfield school can join either the orchestra or the mar…
24 students (the option with "24 students")
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Question was provided via image upload.
\(\frac{1}{2}\) (corresponding to the option with \(\frac{1}{2}\))
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construct a 95% confidence interval for $\\mu_1 - \\mu_2$. two samples …
B. \((-3.406,0.606)\)
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classify the two given samples as independent or dependent. sample 1: t…
A. independent
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chain find the rate of change of the function by using two points from …
The rate is \(2.75\) dollars per foot. This means that each foot of chain costs \(\$2.75\).
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q10. rolando ran $2 \\frac{5}{8}$ miles in $\\frac{1}{2}$ hour. given t…
D. 9,240 yards per hour
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given the function defined in the table below, find the average rate of…
\( \frac{2}{3} \)
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read the paragraph. dr. martin luther king jr. wrote great speeches. he…
B. created powerful speeches, C. crafted meaningful speeches
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read the passage from sugar changed the world. on the day the coolies w…
B. Indians retained some of their individuality by being able to keep their names.
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given the function defined in the table be change, in simplest form, of…
\( -7 \)
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two samples are randomly selected from each population. the sample stat…
A. 0.0005
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for which confidence interval for the difference in the means \\(\\mu_1…
D. \((-2.001, -1.873)\)
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a. win-lose b. lose-win c. lose-lose d. win-win 30. people who ruin act…
c. Lose - lose ### Question 31
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find the standardized test statistic to test the claim that $\\mu_1 = \…
C. - 1.6
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the civil war devastated the economy of georgia, as well as the rest of…
B. sharecropping and tenant farming ### Second Question (Tom Watson, Populist Party, and Henry Grady)
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question 9 of 10 which confidence level will produce the widest confide…
D. 99.7%
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classify the two given samples as independent or dependent. sample 1: p…
dependent
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7 spoon a. 10 pounds b. 0.11 ounces c. 7 pounds d. 0.8 ounces
D. 0.8 ounces
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question 8 of 10 if a sample proportion is 0.27, which of the following…
D. (0.16, 0.38)
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question 7 of 10 if a sample mean is 37, which of the following is most…
B. (30, 38)
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find the standardized test statistic to test the claim that $\\mu_1 < \…
C. - 3.90
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question 6 of 10 which confidence level would produce the widest interv…
A. 83%
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{(1,7), (2,11), (3,15), (4,19)} find the rate of change 1 4 not a const…
4
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rain total time (hours) at what rate did the rain fall? 4 cm per hour 2…
2 cm per hour (Option: 2 cm per hour)
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time (min) | water left in pool (gal) 10 | 80 20 | 60 30 | 40 40 | 20 -…
-2 gallons per minute
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3) pen a. 16 ounces b. 10 pounds c. 0.2 ounces d. 18 ounces
C. 0.2 ounces
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a rock is thrown 64 feet into the air off of a 76-foot cliff. the graph…
B. \(0\leq y\leq140\)
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multiple choice 2 points in act ii of the tragedy of macbeth, lady macb…
B. She is an accomplice to Duncan’s murder; unlike her husband, she believes that the king deserved to die (assuming the options are labeled A - D with this as the second option, …
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what is the equation of the trend line in the scatter plot? use the two…
$y = x$
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question convert the fraction below into a decimal \\(\\frac{47}{60}\\)…
0.78\(\overline{3}\) (or in the form as per the question's input boxes, the non - repeating part is 78 and the repeating part is 3, so filling 78 in the first box and 3 in the sec…
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multiple choice 2 points in act ii of the tragedy of macbeth, what does…
It underscores the idea that his conscience will not let him rest.
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find the standardized test statistic to test the claim that $\\mu_1 < \…
C. - 3.90
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what is the equation of the trend line in the scatter plot? use the two…
$y = x$
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suppose you want to test the claim that $\\mu_1 = \\mu_2$. two samples …
B. Reject \(H_0\) if the standardized test statistic is less than - 2.064 or greater than 2.064
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question 5 of 10 a 90% confidence interval is found to be (32, 48). wha…
C. 8
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a horse’s water trough holds a total of 520 quarts of water when full. …
25 buckets
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find the critical value, $t_0$, to test the claim that $mu_1 < mu_2$. t…
A. - 1.701
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what is the equation of the trend line in the scatter plot? use the two…
$y = \frac{5}{8}x + 2$
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classify the two given samples as independent or dependent. sample 1: t…
A. Independent
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what is the equation of the trend line in the scatter plot? use the two…
$y = -\frac{1}{3}x + 7$
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multiple choice 2 points in the tragedy of macbeth, act ii, what does m…
He feels his guilt is enormous. ### Second Question (Lady Macbeth's Reason for Not Killing Duncan):
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find the standardized test statistic, t, to test the claim that $\\mu_1…
D. 4.361
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question 3 of 10 a 95% confidence interval is found to be (24, 30). the…
A. Increase the sample size to 36.
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question 2 of 10 suppose that, based on a sample, the 99.7% confidence …
D. 77
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question 1 of 10 a 98% confidence interval for a proportion is found to…
C. 0.75
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14. true or false. if my parents and/or family members frequently get i…
b. False ### Question 15
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find the range of the function defined by the set of points below. exp …
\(\{-6, -4, -3, -1, 2\}\)
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suppose you want to test the claim that $\\mu_1 = \\mu_2$. two samples …
A. There is sufficient evidence to reject the claim \(\mu_1 = \mu_2\).
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find the critical values, $t_0$, to test the claim that $\\mu_1 = \\mu_…
D. $\pm2.064$
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14. true or false. if my parents and/or family members frequently get i…
d (for question 19, as time management helps in staying focused, setting relevant goals, knowing what's important, so all of the above)
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which statement does not describe a normal distribution? a. the distrib…
D. The median may differ from the mean.
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14. from my experience, if my friends or family members frequently get …
The subfield is Education (under Social Science).
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question 9 of 10 suppose the heights of the members of a population fol…
C. 64 inches to 72 inches
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a. give the yo form of the preterite. then, write what it means in engl…
### Part A 1. hacer: hice; I did/made 2. tener: tuve; I had 3. poner: puse; I put 4. poder: pude; I could 5. venir: vine; I came 6. estar: estuve; I was ### Part B 1. andar: anduv…
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struggling when the economy is strong and incomes are rising, many amer…
to guarantee
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find the standardized test statistic, t, to test the claim that $\\mu_1…
D. 1.282
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poetry the voice of the voiceless i am the voice of the voiceless; thro…
D. A cry of pain or anger ### Part B
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a juice machine is set to dispense 16 ounces of juice. the amount of ju…
C. 15.40 ounces to 16.90 ounces
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poetry the voice of the voiceless i am the voice of the voiceless; thro…
D. A cry of pain or anger ### Part B
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suppose you want to test the claim that $\\mu_1 < \\mu_2$. two samples …
B. Reject \( H_0 \) if the standardized test statistic is less than \( - 1.645 \)
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suppose a normal distribution has a mean of 98 and a standard deviation…
A. 0.84
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construct a 95% confidence interval for $\\mu_1 - \\mu_2$. two samples …
B. \((-0.883,0.083)\)
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question 6 of 10 suppose a normal distribution has a mean of 266 and a …
A. 0.16
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35. the meaning of sentence 24 is unclear. which phrase should replace …
D. Nations in the organization
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which table of ordered pairs represents a function? first table (top le…
The table with \(x\) values \(0,1,2,3,4\) and corresponding \(y\) values \(3,2,3,6,11\) (the top - right table) represents a function. In terms of the options (assuming the top - …
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question 3 of 10 in a normal distribution, 68% of the data fall within …
B. One standard deviation
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suppose you want to test the claim that $\\mu_1 < \\mu_2$. two samples …
A. Reject \(H_0\) if the standardized test statistic is less than - 1.313.
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write expression from context (ax+by) question at the planetarium, tick…
Total tickets, 6 adult tickets and 25 kids tickets: \(\boldsymbol{31}\) Total tickets, \(a\) adult tickets and \(k\) kids tickets: \(\boldsymbol{a + k}\)
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read the excerpt from the odyssey. my ship? poseidon lord, who sets the…
C. Odysseus does not want to reveal their only means of escape.
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the graph represents the distance a bicyclist travels, in meters, based…
The option with $\frac{\text{meters}}{\text{second}}$ (the third option from the left in the unit options)
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question 4 of 10 suppose a normal distribution has a mean of 98 and a s…
D. 0.975