Statistics & Probability
Data analysis, probability distributions, hypothesis testing, and statistical methods.
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2. the intersection of river and 1st avenue averages 7.0 accidents per …
A. \(P(X = 5)\approx0.1275\) B. \(P(X\lt2)\approx0.0073\) C. \(P(X\gt3)\approx0.9184\) D. \(P(X = 8)\approx0.1301\) E. \(P(X\lt10)\approx0.8305\) F. \(P(X\geq5)\approx0.8274\)
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poisson random variable reference table practice worksheet - statistics…
A. \(P(X = 3)\approx0.1607\) B. \(P(X\leq1)\approx0.4628\) C. \(P(X>3)\approx0.1084\) D. \(P(X = 2)\approx0.2681\) E. \(P(X<4)\approx0.8916\) F. \(P(X>0)\approx0.8347\)
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in \i have a dream,\ what does dr. king mean when he says that someday …
D. Racial discrimination and injustice will finally end.
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question 1 - 6 1) when the american colonies declared their independenc…
A. failing to provide necessary supplies
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type your answer in the box. you may use numbers and/or a negative sign…
\(6739\)
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read this excerpt. what does the phrase \drew near\ most closely mean? …
A. went closer to
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a ferris wheel in chicago goes around one time during each 7 - minute r…
\(130\) (Since the options provided in the original problem might be incorrect as per the graph analysis. If we assume the graph - reading was wrong in the problem's options setup…
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question 1 - 3 happened that the moon was up before i went to bed. pass…
C. Romantic or elevated word choices (gold, stockings, "Tame", "glimmering") contribute to a sophisticated voice.
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the manager of a six - screen movie theater was analyzing the ticket - …
D.
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monday - oct. 27th unit 3 test branches of g which of the following ter…
bicameral
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23. commuter times the mean of the times it takes a commuter to get to …
Approximately 68% of the commuter times would fall within the limits of 23.7 minutes and 35.7 minutes.
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6. in three days dan read 78 pages, 75 pages, and 90 pages. what was th…
\(81\) pages.
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you supervise a team of seven workers. you record the number of team me…
A. \(4.2\)
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19. delivery charges the average delivery charge for a refrigerator is …
The minimum percentage of data values that will fall in the range of \( \$20 \) to \( \$44 \) is \( 88.89\% \).
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18. costs to train employees for a certain type of job, it costs a comp…
For problem 18: $82.6\%$ For problem 19: $88.9\%$
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source: new york times almanac. 17. labor charges the average labor cha…
The minimum percentage of data values that fall within the range is approximately $55.6\%$.
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to increase her number of students, the instructor put a coupon in the …
\(\$20\)
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the cafeteria creates pre - made boxed lunches with equal numbers of th…
A. \(\frac{1}{12}\)
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a spinner is divided into four sections, each in a different color, as …
The probability that the arrow will point to blue is more than \(\frac{1}{4}\).
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the wacky winchester house william winchester helped invent a famous ri…
1. A. Some staircases lead to ceilings. 2. B. doomed. 3. D. maze. 4. B. she thought it kept her alive.
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the greenbrier ghost zona heaster married edward shue in 1896. zonas mo…
C. Edward Shue mostly likely killed his second wife on purpose # 2)
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expand your vocabulary practice and apply explain what is alike and dif…
1. Word: incredulous; Definition: Unwilling or unable to believe. 2. Word: credentials; Definition: Documents or qualities that give believability or authority (e.g., official pap…
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at west high school, 10% of the students participate in sports. a stude…
Let \(0=\) the student participates in sports. Let \(1 - 9=\) the student does not participate in sports.
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at a carnival, a customer notices that a prize wheel has 5 equal parts,…
Let 0 and 1 = winner. Let 2 - 9 = not a winner.
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mrs. bready has a large bag filled with red and green cards. she tells …
Let \(00 - 14=\text{red}\). Let \(15 - 99=\text{green}\) (the first option).
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at a large university, 20% of students are enrolled in the nursing prog…
Let 1 and 2 = the student is enrolled in the nursing program. Let 3 - 9 = the student is not enrolled in the nursing program. Skip the digit 0.
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at a large university, 20% of students are enrolled in the nursing prog…
He can select a row of the random number table and read 20 single digits between 1 and 5. He will record the number of digits that are a 1.
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mrs. broady has a large bag filled with red and green cards. she tells …
\(2.6\)
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at a carnival, a customer notices that a prize wheel has 5 equal parts,…
Third option: Read single - digit numbers until finding the first 0 or 1. Count the number of digits needed to get the first 0 or 1.
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at west high school, 10% of the students participate in sports. a stude…
\(2\)
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at a large university, 20% of students are enrolled in the nursing prog…
4
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at a large university, 20% of students are enrolled in the nursing prog…
\(4\)
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at a certain pizzeria, it is known that 12% of orders are for extra - l…
8.33 pizzas
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in a certain town, 45% of the voters support a school referendum up for…
0.0125
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a medical device company knows that the percentage of patients experien…
0.0614
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a jar contains 11 red marbles, 12 blue marbles, and 6 white marbles. fo…
2.0770
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in a game of darts, there are 20 sectors on a target, and a smaller cir…
No, the probability of success is not the same for each of the trials.
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there are four blood types, and not all are equally likely to be in blo…
\((0.31)^{3}(0.69)\)
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a computer technician notes that 40% of computers fail because of the h…
\(0.0864\) (the second option)
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in a certain board game, a 12 - sided number cube showing numbers 1 thr…
\(\frac{4}{27}\) (the second option)
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the probability that a mature hen will lay an egg on a given day is 0.8…
0.998
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claire flips a coin 4 times. using the table, what is the probability t…
\(0.94\)
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at a manufacturing plant, it is known that 8% of the computer chips pro…
0.14
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a kicker for a football team makes field goals 85% of the time when kic…
\(0.836\)
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a couple is thinking about having 3 children. assume that each child is…
0.375
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a volleyball players serving percentage is 75%. six of her serves are r…
0.466
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a placekicker for a football team makes field goals 85% of the time whe…
\(0.39\)
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a baseball player has a hitting average of 0.325. if seven at - bats ar…
0.12
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a shipping company claims that 90% of its packages are delivered on tim…
0.19
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a basketball player makes 85% of her foul shots. if 10 of her foul shot…
B. \(0.28\)
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13. using $f(x)=x^{2}$ as a guide, describe the transformation of each …
The function \(g(x)=4(x + 3)^{2}-2\) is a vertical stretch by a factor of \(4\), a horizontal translation \(3\) units to the left, and a vertical translation \(2\) units down of t…
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ian shuffles a standard deck of 52 playing cards and turns over the fir…
No, the cards are not being replaced, so the independence condition is not met.
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a fair coin is flipped three times, and the number of times it comes up…
Yes, all four conditions in BINS have been met.
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in a family of five children, there is a 25% chance that each individua…
\(\mu_{x}=1.25,\sigma_{x}\approx0.97\) (corresponding to the first option \(\mu_{x}=1.25,\sigma_{x}=0.97\))
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according to a website, one out of five adults will make an online purc…
skewed right
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there are 10 multiple - choice questions on a math quiz. each question …
Yes, all four conditions in BINS have been met.
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a coin is weighted so that the probability of getting heads is \\frac{2…
\(\mu_{x}=10,\sigma_{x}=1.83\) (the fourth option)
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the probability of an archer hitting her target is 83%. suppose she has…
16.6
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a certain airline has a 90% probability that its flights are on time. f…
skewed left
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a produce manufacturer fills bags of baby carrots by weight. each bag i…
Yes, all four conditions in BINS have been met.
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question watch video show examples starting at noon, william observed t…
60 minutes after noon, there were \(5.1\) inches of snow on the lawn.
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ivan is preheating his oven before using it to bake. ivan wants to pred…
The oven's temperature after 1 minute.
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when the wicked witch captures the tin man, he experiences bondage, whi…
being tied up or restrained.
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birds in oz often have colorful plumage, which means— their feathers. t…
their feathers.
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which of the following is not a characteristic of human populations? a …
A. availability of natural resources, D. GNP/GDP
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which of the following is not true about the effects of the unequal dis…
B. In modern times, the level of economic development has become even among nations.
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us average income, 2015 us average income, 2015 the data shown illustra…
B. disparity of income distribution
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the quote is from alfred dohrn, a panama canal worker the working condi…
The construction slowed down because diseases spread and killed workers.
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using the answer line provided, complete each item below with the corre…
1. B. ample 2. H. prolong 3. A. alter 4. F. optimist 5. I. refrain 6. G. pretense 7. D. chronic 8. E. chronological 9. C. blunt 10. J. remorse
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a shorter auto loan term means ____ monthly payments & ____ total inter…
First question: A. higher, less Second question: A. After one missed payment, you can lose your home
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which of the following would be good to survey to determine the 5th gra…
All 100 5th graders in the school.
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asking every 3rd student to walk in the building what their favorite br…
Asking people attending a football game what their favorite sport is.
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a toy store owner tracking how much kids spend each month on toys. whic…
206 kids from age 10 to 15
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7 pretense (prētēns) - noun ● the robber entered peoples houses under t…
7. A. a false claim. 8. C. to make longer. 9. A. to stop oneself. 10. C. regret.
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a beverage company wanted to see if people in the united states liked t…
Every person in the United States.
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ten words in context in the space provided, write the letter of the mea…
1. B. to change. 2. C. plenty of. 3. B. honest to the point of rudeness. 4. A. constant. 5. C. arranged as the events happened. 6. B. a hopeful person.
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before a nation wide election, a polling place was trying to see who wo…
A selection of voters from all over the nation
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1. lesson 20: real world page 247 13. an example of a baseball players …
a. Player 2 and Player 3 b. Player 1
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name: date: class: 6a 6b 6c homework: module 2, lesson 18 - 20 1. lesso…
Player 2 has a batting average of $0.3$ which is better than $0.279$.
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21. so lightly i played with those dark memories, / just as a child, be…
Technique: Simile. Meaning: The speaker engages with dark memories in a seemingly carefree way, similar to how a child plays with a stone. # 22.
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the tree diagram shows the outcomes of rolling a die and flipping a coi…
\(\frac{3}{12}\)
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a tree diagram is useful in determining the ______ of a probability exp…
possible outcomes
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how many outcomes do you have when you flip a coin and roll a die?
\(12\)
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the numbers 1 to 428 1/2 25 1/428 the probability of opening a book wit…
\(\frac{1}{2}\)
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you have a 3 tops, 2 pants and 2 shoes. how many total outfit options a…
12
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what is the range of the set of numbers? 6, 6, 5, 5, 7, 6, 3, 2
\( 5 \)
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what is the mode of the set of numbers? 6, 6, 5, 5, 7, 6, 3, 2 type you…
\(6\)
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what is the mean of the set of numbers? 6, 6, 5, 5, 7, 6, 3, 2 type you…
\(5\)
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what is the range of the set of numbers? 76, 78, 39, 126, 98, 46 type y…
\( 87 \)
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what is the range of the set of numbers? 100, 22, 69, 47, 24, 39, 52 ty…
\( 78 \)
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what is the range of the set of numbers? 26, 34, 68, 30, 26, 12, 57, 69…
57
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what is the mode of the set of numbers? 72, 64, 72, 67, 72, 67, 80, 78,…
72
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5. find the unit rate in each graph and give the point that represents …
- **Graph A**: Unit rate is \(9\) dollars per book, point \((1,9)\) - **Graph B**: Unit rate is \(2.5\) dollars per pound of potato salad, point \((1,2.5)\) - **Graph C**: Unit ra…
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14. the smallest sprout shows that there is really no death. what techn…
14. Metaphor; The smallest sprout symbolizes life, indicating that there is no real death. 15. Metaphor; Love is compared to a breach in walls and a broken gate, suggesting it bre…
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9. after getting my report card / i knew it was time to hit the books. …
- 9. Technique: Idiom. Meaning: After getting the report card, the speaker knew it was time to start studying. - 10. Technique: Metaphor. Meaning: The earth is compared to a cup t…
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9. which element is a critical part of a reflective essay? focus on som…
a conclusion that offers meaningful insight
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6. a treasurer of immortal days, / i roam the glorious world giving end…
The technique used is Personification. A possible meaning: The entity (like the sun or nature) is presented as if it is a human - like treasurer, carefully holding onto the days (…
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5. dont worry about the alex / shes all bark and no bite. what techniqu…
- Technique: Idiom - Meaning: Alex may seem threatening or loud (like she is "barking"), but she doesn't actually have the ability or intention to cause harm (she won't "bite"). S…
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4. the daisy hugging the earth / in august, ha! what technique is being…
Technique: Personification. Meaning: The daisy is closely growing near the ground in August, as if it were affectionately embracing the earth.
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julian plays on his school basketball team. he keeps track of the avera…
4