Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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the following data represent the number of different communication acti…
Yes, because the probability of both events occurring simultaneously is 0.
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the following data represent the number of different communication acti…
No, because \(P(\text{female})\times P(\text{5 + activities})\) and \(P(\text{female and 5 + activities})\) are not equal.
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the following data represent the number of different communication acti…
Yes, because $P(\text{male}\cap0\text{ activities})=P(\text{male})\times P(0\text{ activities})$ are equal.
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the probability that a randomly selected individual in a country earns …
Yes
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recent scott and michele were house - shopping. in one neighborhood, th…
| Statement | True/False | |--|--| | 12 houses are above their budget. | True | | The proportion $\frac{24}{50}=\frac{x}{100}$ can be used to solve. | False | | 48 houses are abov…
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the probability that a randomly - selected individual in a country earn…
Yes
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how did the emancipation proclamation change the meaning of the civil w…
The goal of the war changed from saving the Union to saving the Union and eliminating slavery.
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giving a test to a group of students, the grades and gender are summari…
$\frac{39}{59}$
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giving a test to a group of students, the grades and gender are summari…
$\frac{9}{28}$
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malfeasance is the improper performance of a lawful act that causes dam…
1. False 2. a. felony 3. c. Reciprocity
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question 74 not yet answered marked out of 1.00 flag question the natio…
Question 74: False Question 75: False Question 76: b. misfeasance Last Question: b. Misdemeanor
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4.3 conditional probability. multiplication rule. rippy buys a bag of c…
$\frac{2}{77}$
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esmeralda buys a bag of cookies that contains 7 chocolate chip cookies,…
$\frac{2}{39}$
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a bag of m&ms has 3 red, 4 green, 5 blue, and 6 yellow m&ms. suppose yo…
a) $\frac{2}{9}$ b) $\frac{2}{9}$ c) $\frac{4}{81}$
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match the correlation coefficients with their scatterplots. select the …
We need the actual labels of the scatter - plots (A, B, C, D etc.) to give a specific answer. But in general: - The scatter - plot with a weak downward trend corresponds to \(r=-0…
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a bag of m&ms has 3 red, 5 green, 4 blue, and 2 yellow m&ms. suppose yo…
a) \(\frac{3}{14}\) b) \(\frac{5}{13}\) c) \(\frac{15}{182}\)
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alberta diploma question alan places five white marbles and five black …
In the first experiment, Event X and Event Y are independent. In the second experiment, Event X and Event Y are dependent.
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score: 15/42 answered: 15/33 question 16 4.3 conditional probability. m…
$0.18$
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4.3 conditional probability. multiplication rule. let a and b be indepe…
$0.1810$
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what legislation attempted to satisfy the southern demand to maintain a…
None of the above options are correct as the key legislation was the Missouri Compromise. But if we assume a mis - naming and mean the Missouri Compromise as "Nebraska Compromise"…
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a. find the value of g. 6.9g + 8 = 3.9g + 20 b. explain how you can che…
a. $g = 4$ b. To check, substitute $g = 4$ into the original equation. Calculate the left - hand side ($6.9\times4+8$) and the right - hand side ($3.9\times4 + 20$). If they are e…
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are the events \passing your physics class\ and \passing your calculus …
Yes because the occurrence (or nonoccurrence) of one of them does not affect the probability of the occurrence of the other event.
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are the events \passing your physics class\ and \passing your calculus …
Yes because the occurrence (or nonoccurrence) of one of them does not affect the probability of the occurrence of the other event.
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use the information below to determine if events a and b are independen…
dependent
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events a and b are independent if the occurrence of one does not affect…
$P(A|B)=P(A)$
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scene 5 12. what is inverness? 13. how was lady macbeth advised of the …
12. In Shakespeare's *Macbeth*, Inverness is Macbeth's castle in Scotland where important events occur. 13. Macbeth informs Lady Macbeth of the witches' prophecies via a letter. 1…
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chapter 4.3 homework score: 4/42 answered: 4/33 question 5 4.3 conditio…
\(\frac{1}{6}\)
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name: nathan johns date: october 2, 2025 the outsiders chapter question…
1. The Socs are the wealthy, privileged kids from the west - side of town. They drive fancy cars and wear nice clothes. They are in conflict with the Greasers. 2. The Greasers are…
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chapter 4.3 homework score: 3/42 answered: 3/33 question 4 4.3 conditio…
$\frac{1}{2}$
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chapter 1: ratios and rates - lesson 2: ratios write the ratio in simpl…
# Explanation: ## Paso 1: Contar el número de clips de papel rojos y azules Hay 3 clips de papel rojos y 5 clips de papel azules. La razón que compara el número de clips de papel …
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chapter 4.3 homework score: 2/42 answered: 2/33 question 3 4.3 conditio…
\(\frac{1}{6}\)
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chapter 4.3 homework score: 1/42 answered: 1/33 question 2 4.3 conditio…
$\frac{2}{3}$
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the weights (in pounds) of eight vehicles and the variabilities of thei…
The test - statistic \(t = 3.42\), degrees of freedom \(df = 6\), and P - value \(=0.014\)
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determine whether the event described is mutually exclusive or not. the…
a) Mutually Exclusive, $\frac{1}{3}$ b) Not Mutually Exclusive, $\frac{2}{3}$ c) Mutually Exclusive, $\frac{2}{13}$ d) Not Mutually Exclusive, $\frac{4}{13}$
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4.2 theoretical probability. mutually exclusive/not mutually exclusive.…
(a) $\frac{8}{21}$ (b) $\frac{1}{2}$ (c) $\frac{29}{42}$ (d) $\frac{17}{21}$
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chapter 1: ratios and rates - lesson 2: ratios write the ratio in simpl…
# Explanation: ## Paso 1: Encontrar el número de clips de papel rojos y azules Contamos 3 clips de papel rojos y 5 clips de papel azules. La razón de clips de papel rojos a clips …
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question 17 6 pts 80 out of 150 people preferred a particular pc. the n…
Question 17: 3.325 Question 18: True
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hermonax son of dionysios, citizen of kyzikos, together with his daught…
girls could compete in a range of athletic as well as artistic events by this time
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4.2 theoretical probability. mutually exclusive/not mutually exclusive.…
a) $\frac{341}{1705}$, $0.200$ b) $\frac{1517}{1705}$, $0.890$
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leave your answer as a fraction. c) find the probability of getting a 4…
g) \(\frac{1}{4}\) h) \(\frac{1}{12}\) i) \(\frac{1}{3}\)
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question 22 which of the following elements of crime means \guilty mind…
B. mens rea
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the midterm exam will consist of multiple choice questions from chapter…
D. actus reus
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2. which statements about the information age are accurate? (select all…
It has produced more information than in any prior age. It has produced greater access to information than in any prior age. It has produced more and easier means to communicate t…
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you roll two fair dice. a) if you were to list the sample space for thi…
a) 36 b) $\frac{5}{36}$ c) $\frac{1}{6}$ d) $\frac{1}{36}$ e) $\frac{5}{18}$ f) $\frac{1}{6}$
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question 33 4.2 theoretical probability. mutually exclusive/not mutuall…
$\frac{1}{12}\approx0.0833$
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the accompanying data represent the number of days absent, x, and the f…
Since data is missing, unable to provide numerical values for the regression line coefficients. The regression line is of the form $\hat{y}=b_0 + b_1x$ where $b_0$ and $b_1$ are c…
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4.2 theoretical probability. mutually exclusive/not mutually exclusive.…
$\frac{1}{36}\approx0.0278$
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4.2 theoretical probability. mutually exclusive/not mutually exclusive.…
$\frac{1}{12}$
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15. when you draw a conclusion about something, what does that mean? yo…
You have come to an understanding or made a decision based on facts.
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4.2 theoretical probability. complement. probability: an event and its …
1. $86$ 2. $0.89$ 3. $\frac{21}{34}$
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4.2 theoretical probability. complement. 200 baseball fans in los angel…
The empirical probability that a randomly chosen fan will answer "yes" is $\frac{39}{50}$. The empirical probability that a randomly chosen fan will answer "no" is $\frac{11}{50}$.
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questions: please answer the following 1. what was polycarp’s response …
1. Polycarp's response when he learned the soldiers had come to arrest him would depend on the specific account. In some stories, he may have shown calmness or acceptance. 2. He m…
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questions: please answer the following 1. what was polycarps response w…
1. Without specific text reference, cannot provide a definite answer. 2. Without specific text reference, cannot provide a definite answer. 3. Without specific text reference, can…
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a group of people were asked if marilyn monroe had an affair with jfk. …
$\frac{209}{336}$
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4.2 theoretical probability. complement. pqr airlines reports that 93.1…
6.9
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the maximum weights (in kilograms) for which one repetition of a half -…
The null hypothesis is $H_0: ho = 0$, the alternative hypothesis is $H_a: ho eq0$, the critical value is $t_{\alpha/2}=2.228$, and the standardized test statistic is $t = 5.721$.
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a poll showed that 43.2% of americans say they believe that some psychi…
56.8
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chapter 4.2 homework score: 39/83 answered: 22/38 question 23 4.2 theor…
$0.25$
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80 out of 150 people preferred a particular pc. the null hypothesis = 0…
B. 0.041
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academic vocabulary build word knowledge complete the meanings and exam…
1. garden; study hard 2. simple; speak 3. performance; wear 4. delicious; celebrate festivals
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the declaration of independence july 4th 1776 annotate if subjected to …
1. When subjected to a long train of abuses and usurpations pursuing invariably the same object evinces a design to reduce them under absolute Despotism, it is their right, it is …
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an experiment is rolling a fair die and then flipping a coin. a) state …
a) 1H, 1T, 2H, 2T, 3H, 3T, 4H, 4T, 5H, 5T, 6H, 6T b) $\frac{1}{2}$ c) $\frac{1}{6}$ d) $\frac{7}{12}$ e) $\frac{1}{12}$
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17. in a formal analysis, what role does \unity\ play in a piece of art…
C. It ensures all parts of the artwork work together harmoniously.
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4.2 theoretical probability. calculating theoretical probabilities (oth…
a) $\frac{1}{38}$ b) $\frac{9}{19}$
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4.2 theoretical probability. calculating theoretical probabilities (oth…
a) $\frac{1}{3}$ b) $\frac{2}{3}$
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4.2 theoretical probability. calculating theoretical probabilities (oth…
$\frac{1}{12}$
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question 13 5 pts a sample of 15 students studied an average of 11 hour…
Question 13: 1.033 Question 14: 0.968
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a couple decides to have children until they have one boy and one girl,…
S = {GB, BG, BBG, GGB, BBB, GGG}
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choose the correct sample space (s) for the random experiment that is d…
S = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}
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each of sixty - seven students in grade 7 or 8 was asked, what is your …
| | Basketball | Swimming | Tennis | | --- | --- | --- | --- | | Seventh grade | 13 | 17 | 7 | | Eighth grade | 6 | 12 | 12 |
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your statistics professor hands you a fair die, with each side having t…
(a) | $x$ | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | | $P(X = x)$ | 0.2791 | 0.3609 | 0.2344 | 0.0918 | 0.0195 | 0.0026 | 0…
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4.2 theoretical probability. calculating theoretical probabilities (dec…
a) 52 b) $\frac{1}{13}$ c) $\frac{3}{4}$ d) $\frac{1}{4}$ e) $\frac{4}{13}$
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the declaration of independence july 4, 1776 when in the course of huma…
1. To break the political connections or ties. 2. Due to respect for mankind's opinion and rights violations. 3. Life, Liberty, and the pursuit of Happiness. 4. To secure unaliena…
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chapter 4.2 homework score: 14/83. answered: 7/38 question 8 4.2 theore…
$\frac{3}{4}$
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4.2 theoretical probability. calculating theoretical probabilities (dec…
(a) $\frac{1}{52}$ (b) $\frac{1}{2}$ (c) $\frac{9}{13}$
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(a) state the null hypothesis h0 and the alternative hypothesis h1 that…
Since it is a one - tailed test with $H_1:p < 0.18$, we perform a one - tailed test. (We cannot calculate the exact p - value without the test statistic value which requires $\hat…
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art analysis primarily involves: a. judging the artworks beauty b. comp…
C. Examining the artwork’s meaning and composition
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a fair coin is flipped three times. a) state the sample space. list out…
a) \(HHH, HHT, HTH, THH, HTT, THT, TTH, TTT\) b) \(\frac{1}{8}\) c) \(\frac{1}{2}\) d) \(\frac{1}{2}\) e) \(\frac{1}{4}\) f) \(\frac{3}{4}\) g) \(\frac{1}{2}\)
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a random sample of 110 professional athletes is chosen, and 13 score a …
The null hypothesis $H_0:p\geq0.18$ and alternative hypothesis $H_1:p < 0.18$ is a left - tailed test. The conditions $np = 19.8\geq10$ and $n(1 - p)=90.2\geq10$ are met for using…
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taylors work solving an equation is shown here. do you agree with her w…
I agree with Taylor's final answer, but she could have been more efficient if she did all of the distribution at the same time.
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heather flipped a coin sixteen times, and each time it landed on heads.…
D. \(\frac{1}{2}\)
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kaitlyn is flipping a coin two times. which of the lists below contains…
HH, TT, HT, TH
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which financial concept is used to evaluate the current value of assets…
1. B. Present value 2. B. The potential for investment and growth 3. A. Drawing down net worth over time
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photon is a training device that is designed to improve a users reactio…
(a) \(H_0:p\geq0.18\), \(H_1:p < 0.18\) (b) \(np = 19.8\), \(n(1 - p)=90.2\)
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use the given formula to calculate the probability probability = \\frac…
$\frac{1}{2}$
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4.1 empirical probability. empirical probability. in australia in 1995,…
a. $0.006$ b. $0.003$
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the number of people entering a security check - in lineup in a 15 - mi…
Part (a): B. 16.8 represents the average number of people who enter the a security check - in lineup every 15 - minutes. Part (b): 0.1122 Part (c): 0.6590 Part (d): 0.2101
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the number of m&ms of each color that were found in a case with 1979 m&…
$0.253$
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eyeglassomatic manufactures eyeglasses for different retailers. they te…
$0.077$
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a random sample of 276 car buyers was asked about the reason that they …
$0.094$
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4.1 empirical probability. empirical probability. flavor frequency salt…
$\frac{3}{25}$
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4.1 empirical probability. empirical probability. a group of people wer…
$0.451$
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a computer manufacturer is performing a quality check to make sure the …
$\frac{1}{250}$
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4.1 empirical probability. empirical probability. a bag of marbles has …
A. 14
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4.1 empirical probability. apply the rules of probability. assume $p_0,…
Is $P_0 = 0.92$ a valid probability? yes Is $P_1 = 1.69$ a valid probability? no Is $P_2 = 0$ a valid probability? yes Could $P_0 = 0.49, P_1 = 0.31, P_2 = 0.2$ be a valid probabi…
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directions: after reading the chapter 9, use the highlight tool above t…
A. He's asking if Grant will be the one to execute him
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determine whether each table represents a probability distribution. | x…
yes no no
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4.1 empirical probability. apply the rules of probability. which of the…
\(1.2\)
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if a company pays dividends on a stock, does that mean that the stock h…
B. No, the payment of dividends indicates that a company has earned profits.
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4.1 empirical probability. apply the rules of probability. which of the…
- drawing a red card from a stack of 20 red cards - getting a heads or a tails when flipping a coin - landing on a blue or red space on a spinner with 1 blue space and 1 red space