Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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2. the varsity baseball team has won 15 out of their last 16 games. the…
1. Probability Varsity wins next game: $\frac{15}{16}$ 2. Probability both teams win next games: $\frac{9}{16}$
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for the soccer banquet, the players and their family members selected t…
The second two - way table (the one with rows Rice, Potatoes, Total and columns Chicken, Fish, Vegetarian, Total where Rice - Chicken = 21, Rice - Fish = 6, Rice - Vegetarian = 5,…
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| | x | y | z | total | | a | 45 | 30 | 60 | 135 | | b | 20 | 10 | 25 |…
C and Y are not independent events because \( P(C \mid Y) eq P(C) \). (The corresponding option is the last one: "C and Y are not independent events because \( P(C \mid Y) eq …
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the two - way table shows the number of houses on the market in the cas…
0.8 (corresponding to the option with 0.8, e.g., if the options are as given, the correct one is the last option: 0.8)
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the two - way table shows the preferred vacation destination for people…
The probability that a randomly selected person who chose Mexico as the preferred destination is a child is $\frac{14}{113}$ (the last option: "The probability that a randomly sel…
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scatter plots: line of best fit write the slope-intercept form equation…
\(y =-\frac{3}{10}x + 9\) (or \(y=-0.3x + 9\)) ### Problem 2 (Second Scatter Plot)
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concept vocabulary and word study acceptance speech for the nobel peace…
Yes. Because "humiliation" involves feeling ashamed and losing dignity, so being made to feel ashamed and foolish means experiencing humiliation. ### Word List - Question 2
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the two - way table shows the distribution of gender to favorite film g…
Event F for female and event D for drama are independent events. (The option: Event F for female and event D for drama are independent events.)
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the two - way table shows the distribution of book style to genre. migu…
Yes, the two events are independent because \( P(\text{NF}|\text{PB}) = P(\text{NF}) \).
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out of 106 total sophomores, there were forty - eight boys who received…
B. Boys: 12 (A), 24 (B), 12 (C), Total 48; Girls: 16 (A), 30 (B), 12 (C), Total 58; Total: 28 (A), 54 (B), 24 (C), Total 106
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consider the two-way table below. find ( p(b|c) ). | | c | d | total | …
\( P(B|C)=\frac{9}{24} = 0.38 \) (the option: \( P(B|C)=\frac{9}{24}=0.38 \))
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evaluate $_{8}mathrm{p}_{4}$ and $_{8}mathrm{c}_{1}$. (if necessary, co…
\( _8P_4 = 1680 \) \( _8C_1 = 8 \)
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starting teachers’ salaries starting teacher salaries for upper seconda…
- Range = 16,340.0 - Variance ≈ 53,089,258.6 - Standard deviation ≈ 7,286.2
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8. you use \\(\\frac{1}{32}\\) milliliter of essential oils for every \…
### Part 8a: - Essential oil: 6 milliliters - Avocado oil: 144 milliliters ### Part 8b: - Essential oil: $\frac{1}{2}$ milliliter - Avocado oil: 12 milliliters - Coconut oil: 3 mi…
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d. surveys 8. some utilities go directly to their customers using _____…
8. d. surveys 9. c. records
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select the word that means easy to reach. giant squid are well named: t…
accessible
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mr. carandang sold a total of 1,790 prints of one of his drawings. out …
517
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a lock is opened using a sequence of three numbers. the numbers range f…
B. 12%
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a standard deck of 52 playing cards contains four of each numbered card…
\(\boldsymbol{\frac{(_{4}C_{1})(_{4}C_{1})}{_{52}C_{2}}}\) (the last option: \(\frac{(_{4}C_{1})(_{4}C_{1})}{_{52}C_{2}}\))
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two unique letters are chosen at random from the alphabet. what is the …
0.0385
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there are 10 boys and 12 girls in the tennis club. the coach wants to s…
- There is approximately a 52 percent likelihood that one boy and one girl will be chosen to practice first. - There is approximately a 19 percent likelihood that two boys will be…
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a new car is purchased for 22300 dollars. the value of the car deprecia…
11606.48 dollars
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the two - way table shows the distribution of gender to favorite film g…
The statement "Event F for female and event D for drama are independent events" is true.
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the two - way table shows the distribution of book style to genre. migu…
Yes, the two events are independent because \( P(\text{NF}|\text{PB}) = P(\text{NF}) \). (Corresponding option: "Yes, the two events are independent because \( P(\text{NF}|\text{P…
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select the word that means a short story that teaches a lesson. aesop w…
fable
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a spinner has sections that are numbered 1 through 6. naomi spins the s…
160 times
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the venn diagram here shows the cardinality of each set. use this to fi…
37
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there are 16 junior high students in the brewster town swimming club. a…
3
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question 3 what does dweck mean by \learned helplessness?\ support your…
To answer the question about what Dweck means by "learned helplessness" and support it with text quotations, we would need access to the full text of "The Secret to Raising Smart …
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two children are playing a code - breaking game. one child makes a sequ…
\(\frac{1}{24}\) (corresponding to the first option)
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determine which scenario could be found using $p(a) = \\frac{(_5c_2)(_8…
probability of choosing two male and one female committee members from a group containing five men and eight women
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a bag contains eight yellow marbles, nine green marbles, three purple m…
0.971
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a deck of playing cards has four suits, with thirteen cards in each sui…
- The total possible outcomes can be found using \(_{52}C_5\). - The probability of choosing five clubs is roughly 0.0005.
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the two - way table shows the ages of the players on different soccer t…
To solve this, we analyze each statement by calculating the relevant probabilities using the two - way table. ### Statement 1: The probability that a randomly selected player on T…
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brown law firm collected data on the transportation choices of its empl…
# Explanation: To determine independent events, we use the formula for independent events: \( P(A \cap B) = P(A) \times P(B) \). First, we calculate the probabilities for each eve…
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the two - way table shows the results of a recent study on the effectiv…
\( P(N|V) \approx 0.55 \) \( P(N) \approx 0.59 \) Are events \( N \) and \( V \) independent? No
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prices of silver and tin the data show the price of silver and the pric…
\(3.68\)
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prices of silver and tin the data show the price of silver and the pric…
The standard deviation of the price of silver is \( \$9.62 \)
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a spinner has sections that are numbered 1 through 6. naomi spins the s…
100
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an online game sometimes awards a prize for entering a daily tournament…
5
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question 11 (3 points) open the fall 2018 student survey data file in m…
- unimodal - skewed to the right - looking at the histogram, there do not appear to be any outliers.
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kimora keeps 160 beads in a storage box. she chooses a bead without loo…
54
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researchers wanted to determine if patrons of fast food restaurants wer…
The sample is 4. every 20th person leaving the restaurant The population is 5. all people that go to fast food restaurants
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kimora keeps 100 beads in a storage box. she chooses a bead without loo…
40 green beads
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question 6 (1 point) identify which of these types of sampling is used:…
Cluster (The sampling method used is Cluster Sampling, as the cities are considered clusters and the researcher samples from each of these clusters (selecting 500 people from each…
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question 3 (1 point) determine which of the four levels of measurement …
C. Interval ### Question 4
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determine whether the number in bold is a statistic or a parameter. a s…
Parameter ### Question 2
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consider the following data set: 69 41 43 54 50 83 52 78 73 41 52 86 52…
- Stem 4: leaves 1, 1, 2, 3 - Stem (missing, tens=5): stem 5, leaves 0, 2, 2, 2, 4 - Stem 6: leaves 3, 5, 9, 9 - Stem (missing, tens=7): stem 7, leaves 3, 8 - Stem (missing, tens=…
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the table shows a function. is the function linear or nonlinear? x | y …
linear
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the table shows a function. is the function linear or nonlinear? | x | …
linear Wait, correction: The slopes are not equal, so the function is nonlinear.
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which expression can you use to predict the number of contestants (vult…
$\frac{7}{20} \cdot 202$
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zayden has a jar of coins. he chooses a coin at random, notes what type…
1. $\frac{7}{15}$ 2. $\frac{7}{16}$ 3. $\frac{8}{17}$
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zayden has a jar of coins. he chooses a coin at random, notes what type…
1. $\frac{7}{15}$ 2. $\frac{7}{16}$
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zayden has a jar of coins. he chooses a coin at random, notes what type…
$\frac{7}{15}$
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12. the pioneers will forge through the snow to reach shelter. forge me…
12. A. push forward 13. C. has a problem 14. C. enemy 15. C. healthy and young
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held that while the fourth amendment applies to schoo easonable suspici…
One flaw is in the second reason. Assuming rolling paper in the bag means it's paired with marijuana is a hasty generalization (rolling paper has other uses). Also, using "a 14 - …
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emily chooses a paper clip from a box without looking. she records the …
$\frac{5}{24}$
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there are 75 penguins on an iceberg. there are fewer penguins in the wa…
$30$
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maya drank 86 glasses of water in january. she drank 18 fewer glasses o…
68
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emily chooses a paper clip from a box without looking. she records the …
$\frac{13}{24}$
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4) kevin has a total of 68 green and gray socks. if kevin has 20 green …
40
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an animal shelter has a total of 72 dogs and cats. if the animal shelte…
33
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there are 38 elm trees and 53 birch trees in a park. how many trees are…
91
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a gym teacher has $52 to spend on new basketballs. if each basketball c…
8 basketballs
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the cafeteria needs 39 onions. there are 4 onions in each bag. how many…
10
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emily chooses a paper clip from a box without looking. she records the …
$\frac{1}{4}$
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a group of 92 campers wants to take row boats out on the lake. if each …
12 row boats
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there are 25 waters and 55 juices in a cooler. how many drinks are in t…
80
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mariana has 84 gumballs and lollipops. if mariana has 23 gumballs, how …
61
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a family needs to buy 26 rolls of paper towels. if each package has 5 r…
6 packages
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rico has some books in his home library. he read 7 books. now he has 22…
29
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kyle read 17 pages in the morning. he read more in the afternoon. by th…
21
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there were 88 people riding a subway car. then 29 riders got off the ca…
\( 59 \)
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bree had 48 marbles. she gave 15 marbles to her sister. how many marble…
33
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there were 62 sweaters in a store. in one day, the store sold 37 sweate…
25
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andre has some tiles with numbers on them, as shown. he puts them in a …
D. greater than $\frac{1}{2}$ and less than 1
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david has a collection of 9 gray fingerboards, 4 white fingerboards, an…
B
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there are 16 junior high students in the brewster town swimming club. a…
Greatest possible number of 9th graders: 3 Least possible number of 9th graders: 1
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in greek, the word for poetry meant... to eat to swim to create
C. to create (assuming the options are labeled A, B, C as "To eat", "to swim", "to create" respectively)
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there are 40 junior high students in the environmental club. a student …
19
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a box contains 24 fruit bars. - the probability of choosing a cherry, a…
6
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a box contains 24 fruit bars. the probability of choosing a cherry, app…
5 strawberry bars
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an object is placed at 0 on a number line. it moves 3 units to the righ…
5
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based on the table below, x | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 f(x…
$f(7)=28$ $x=2$
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nombre: gramática b2 10 el problema de pablo completa las siguientes or…
### Part 1: "El problema de Pablo" (Filling with appropriate verbs) #### 1. Pablo ______ a la oficina de la doctora. (va / se va) - Explanation: "va" means "goes (to a place)"; "s…
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question 38 of 50 write \\(\\frac{79}{16}\\) as a decimal. question 39 …
4.9375 ### Question 39
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question 34 of 50 a light bulb in alans house uses a total of 6.58 watt…
\boxed{1.43} (approximate, depending on the correct problem statement) ### Question 35
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question 22 of 50 for the last 6 days, diane worked 4.9 hours each day.…
29.4
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question 16 of 50 add. 1.72 + 7.39 + 6.6 question 17 of 50 subtract. \\…
15.71 ### Question 17
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q # 9. complete the equation of the line that best fits the data. y = x
The equation of the line is $y = -\frac{9}{10}x + 19$
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question 10 of 50 write 0.866 as a fraction. do not try to simplify you…
\(\frac{866}{1000}\) ### Question 11
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question 5 of 50 write the following number in standard decimal form. n…
\(0.0917\) ### Question 6
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country comparison | country | gender inequality index | gdp per capita…
A. There are a large number of women in the Spanish legislature, but few women have been elected in Kuwait.
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the function $f(x) = 68(1.3)^x$ represents the possible squirrel popula…
A. 1.3 times
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scientists released 8 rabbits into a new habitat in year 0. each year, …
A. $f(x) = 8(2)^x$
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the function $f(x) = 40(1.2)^x$ represents the fox population of a fore…
B. 40
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which graph represents the amounts of time martha can spend practicing …
B (the graph labeled B with the blue - shaded region below the line \( x + y = 50 \) and in the first quadrant)
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a basket holds at most 15 pounds of apples and oranges. there are no mo…
B. (2, 12)
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afternoon of the luddites \why dont you send your grandpa a postcard? m…
D. Corner finds it hard to find anything fun to do when his parents decide to reduce the family’s screen time, so he begins kicking around a soccer ball. His parents are happy whe…
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the table shows the price of a service over time. year | 1960 | 1970 | …
$\hat{y} = 20.9(1.059)^x$