Liase a) In a private school students can choose only of French, Spanish or Music as their Elective. In a group of students, the number of males and females studying Spanish, French or Music are given in a table below Spanish French Music Males 23 12 26 Females 12 15 09

Q: John rolled a pair of dice. What is the probability that they would sum to 6?

A: In general, there are 36 possible outcomes when rolled a pair of balanced dice.

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A: Here Given kIDS Have two choice slam game and snap game Here Given  Odds against winning slam Game= ...

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Q: Q6. Suppose two fair dice are rolled. Find the probability of "getting a total of 11". C. www 1 A.- ...

A: if two fair dice are rolled than the possible out comesare 36.and the possible out comes of getting ...

Q: Question 4 According to a study done by Pierce College JBLM, the height for Hawaiian adult males is...

A: Given that  μ = 66 , ? = 2.5 X~Normal(μ = 66 , ? = 2.5 ) Find P(63.5<X<68.5) Formula for Z-sco...

Q: The sports section of the East Mule Shoe Gazette runs a weekly question that readers can answer onli...

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Q: 39. What is the value of (EX)² for the scores: -1, 0, 3, 5?

A: Given that  The data are -1,0,3,5 Find the value (∑X)2

Q: The following table shows the probability distribution function for the number of high school years ...

A: We have given that,    X p(X= x)  0 0.10 1 0.10 2 ?  3 0.34 4 0.14   Then,  We will ...

Q: It is inferred that the tip amount has a relationship with value of a dinner bill. The collected dat...

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Q: The population of a country was 300 million in 1991. It became 520 million in 2009. Calculate the pe...

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Q: The joint probability distribution of the number of cars X and the number of buses Y per signal cycl...

A: It is given that the variable x denotes the number of cars and the y denotes number of buses.

Q: Consider the following regression model: Weekly Hours = Bo + B1 × Wage¡ + u¿ Weekly Hours is the ave...

A: Given information: The regression model is given.

Q: Suppose 500 people in the sample of 1,007 adults were women. Gallup asked these 500 women. "What is ...

A: Sample = 1007 Women = 500 35% = 175 says swimming.  

Q: 3, 5, 5, 4, 2, 2, 1, 1, 1, 4, 5, 3, 3 calculate variance

A: Given that  The data are 3, 5, 5, 4, 2, 2, 1, 1, 1, 4, 5, 3, 3

Q: What value of the x axis marks the top 25% of the distribution?

A: Given:  Let x be a normally distributed random variable with the following parameter: mu=125 standar...

Q: Problem 3 An urn contains 30 red balls and 70 green balls. What is the probability of getting exactl...

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Q: Find the probability that a person has the virus given that they have tested positive, i.e. find P(A...

A: Here use tree diagram and Bayes rule

Q: The population of Douglas fir trees was shown to have an approximately normal diameter distribution ...

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Q: Reality Check. Using the binomial formula and assuming the probability of a baby boy for any birth i...

A: Since you have posted multiple questions, as per our guidelines, we have provided answer for first q...

Q: You measure 40 textbooks' weights, and find they have a mean weight of 38 ounces. Assume the populat...

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Q: It has been concluded that the tip value has a relationship with the bill of the dinner. Given the ...

A: Given: X Y 33.46 5.5 50.68 5 87.92 8.08 98.84 17 63.6 12 107.34 16

Q: Of 1000 randomly selected cases of lung cancer, 823 resulted in death within 10 years. (a) Calculate...

A: Given,n=1000x=823sample proportion(p^)=xnp^=8231000=0.8231-p^=1-0.823=0.177α=1-0.95=0.05α2=0.025Z0.0...

Q: Problem 6 The number of customers arriving at a grocery store is a Poisson random variable. On avera...

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Q: Consider the data below: (d) Suppose you will be needing to reduce the data above in sample size n =...

A: Given Information: Population (N) = 72 sample size (n) = 30

Q: A market has both an express checkout line and a super express checkout line. Let X1 denote the numb...

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Q: The mayor's office wants to know how people in the city feel about the condition of the city's roads...

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Q: FIND THE VARIANCE The number of items sold per day at a retail store, with its corresponding probab...

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Q: A researcher has devised a new questionnaire that attempts to measure a person's stress level. In do...

A: Here, It is Measure of stress level of a person, Now it is found, people are giving answers in a man...

Q: Listed below are blood groups of O, A, B, and AB of randomly selected blood donors. Construct the re...

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Q: A random sample of size 20 from a normal population gives the sample standard deviation of 6. Test t...

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Q: 100(1 a)% confidence interval for the mean u of a normal population when the value of ở is known is ...

A: Solution: Given information: n= 20 Sample size  x = 4.85 Sample mean σ=0.79 Population standard devi...

Q: The data represents the heights of eruptions by a geyser. Height of eruption (in.) 97 110 1500 140 1...

A: Is there strong evidence suggesting that the data are not from a population having a normal distribu...

Q: An article in Obesity Research ("Impaired Pressure Natriuresis in Obese Youths" (2003, Vol. 11, pp. ...

A: Given,sample size(n)=14mean(μ)=118.3standard deviation(S)=9.9degrees of freedom(df)=n-1df=14-1=13α=1...

Q: 3. Suppose you want to construct a contingency table from two variables. Which of the following MUST...

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Q: 43. What is the value of E(X - 2) for the scores: 1, 2, -2, 4, 5?

A: Here given that: Score( x) : 1, 2, -2, 4, 5 Make a table of x and (x - 2)  Then sum the column (x - ...

Q: 14. If 10 men, among whom are A and B, stand in a row, what is the probability that there will be ex...

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Q: what percentage of online shoppers visited either OHaganBooks.com or a competitor?

A: To gauge the effectiveness of the OHaganBooks.com site, you recently commissioned a survey of online...

Q: A national survey indicated that 25% of adults conduct their banking online. It also found that 35% ...

A: As per our guidelines, we can answer only the first question, Kindly repost the others for answers  ...

Q: 1. Suppose you have the following variables listed below. You have an option to use either a bar plo...

A: Given that we have the listed variables and we have to fill the blanks with appropriate grah either ...

Q: If two events are mutually exclusive, why is P(A and B) = 0? Choose the correct answer below. O A. P...

A: Here We have  Mutually Exclusive Events: The Events which do not occur at same time. i.e they do not...

Q: (а) Р(X € А°) (b) Р(X € В°) (c) Р(Х € ANB) (d) Р(X € ВПС)

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Q: A machine is set to deliver packets of a given weight. 10 samples of size 5 each were recorded. Belo...

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Q: In 1980, only 10% of the students in the city school district were classified as being learning disa...

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Q: Ten oil tins are taken at random from an automatic filing machine. The mean weight of the 10 tins is...

A: Given,sample size(n)=10sample mean(x¯)=15.8 kgstandard deviation(s)=0.5 kgdegrees of freedom(df)=n-1...

Q: The website randomizer.org is used to select 30 studdents without repitition from a statistics class...

A: Here given. 35 students selected without repitition from 135 students class to rate the video. 

Q: 1I. By using the Jollowing data. find out the wo lines of regression and from them compute the Kurl ...

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Q: A frequency distribution is shown below. Complete parts (a) and (b). The number of televisions per h...

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Q: you are given the word PARALLEL, compute the number of different 8-letter arrangements can be formed...

A: Here Given Word PARALLEL So Here Total Number of letter=8 NO of P=1 NO OF A=2 NO OF L=3 NO OF R=1 NO...

Q: I toss a fair coin twice, and let X be defined as the number of heads I observe. Find the range of X...

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