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Q: Based on the profit contributions & constraints given in the information above, what is the pizza sh...

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Q: 2. How does the cost of shipping a standard-sized crate relate to the distance of the destination? C...

A: Given that,  a Philippine airlines statistician used 12 freight invoices randomly drawn and summariz...

Q: a ra variable A föllowing distributie has nean lue of 0.0, Ilnd -101 2 | 3 P(X=x) 0.2 0.1 0.2 m ) th...

A: We have given that  Mean =0.6 E(x)= ∑x×p(x) E(x2)=∑x2×p(x) Var(x)=E(x2) - [E(x)]2 NOTE:- According t...

Q: The probability that a tutor will see 0, 1, 2, 3, or 4 students   (a)        What is the probabili...

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Q: The prime Minister of a small Caribbean Island stated that 95% of the population was vaccinated from...

A: According our policy we can answer only first question for remaining please repost the question. 

Q: The mean percent of childhood asthma prevalence in 43 cities is 2.42%. A random sample of 33 of thes...

A: Given that  Mean percent of childhood ashthma prevalence =2.42%                      =0.0242 Sample ...

Q: 2) Create Pivot Tables in EXCEL to answer the following questions: a. What is the probability that t...

A: Hi! Thank you for the question, as per the honor code, we are allowed to answer three sub-parts at a...

Q: ) State which sampling method used in the following scenarios i. Select the first 19 customers who e...

A: Sampling techniques are used to select a sample inorder to provide an adequate description of the po...

Q: c. Analyzing marks of 15 students from Spring 2020, you found their mean to be 23.6 and standard dev...

A: Data given Summer 2020  23,18,17,24,27,18,14,29  Spring 2020  n=15, x̄=23.6, s=4.9       

Q: For the purposes of constructing modified​ boxplots, outliers are defined as data values that are ab...

A: Solution:  

Q: iv. Calculate the value of the test statistics. At the 5% level of significance, determine if the Po...

A: Given: Population proportion of vaccinated citizens is p0 =0.95 Sample size, n=300 Number of people ...

Q: Calculate L = E(Ä|X1) and find its variance. Is the variance of L smaller than the variance of Ä? Is...

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Q: In a random sample taken from 3 high schools in Albany area the mean GPA of female seniors (N = 526)...

A: Solution: Given information: n1=526 Sample size of sample 1n2= 477  Sample size of sample 2 x1= 2.92...

Q: distribution having a mean life of 5600 hours with standard deviation of 840 hours. The life of an e...

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Q: Psychological Statistics - Testing Hypothesis about Means - T-test please answer thanks

A: The t test are used to measure the mean significant difference between the sample and population. If...

Q: Red Smooth Red Wrinkled Yellow smooth yellowwrinkled   #Expected 25 25 25 25   #observed 29.6 53...

A: From the given information, it can be assumed that the Chi-square test statistic has been considered...

Q: Lombard train food makes readily available food plates. It has one production line which Can produce...

A: capacity utilization rate : The capacity utilization rate is used to evaluate a company's operationa...

Q: The height (sidewalk to roof) of notable tall buildings in America is compared to the number of stor...

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Q: The amount of money raised by Clayton State teams for the Statistics Games is normally distributed, ...

A: Let X: amount of money raised by Clayton state teams for the statistics games. X has normally distri...

Q: (i) Determine the number g, of ways of tossing a coin n times so that the combination HT never appea...

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Q: a random sample of data from a local computer shop. The analyst collected information from 7 randoml...

A: Given: sample size, n = 7 variable Sales: 250,364,120,105,85,65,65 variable Adv: 48,56,35,32,18,4,27...

Q: From the values of the factors given below, find thẹ corrected values of the first four Moments abou...

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Q: Question 5 Consider the following plot. Which of the following statements is true? 2seater compact m...

A: Given

Q: The efficiency ratings of 12 employees of a certain department were taken and are shown below. 81, 8...

A: Data given  81,86,68,69,78,93,81,83,71,88,95,83     

Q: Do you find any association between the temperaments of brothers and sisters from the following data...

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Q: Test the claim that the mean GPA of night students is larger than 2.4 at the 0.10 significance level...

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Q: For a moderately skewed distribution of supply of Product A, arithmetic mean is 100, and coefficient...

A: We have given that,  Mean = 100 and coefficient of Skewness = 0.2 and coefficient of variation = 35%...

Q: The manufacturer of a fertilizer guarantees that, with the aid of the fertilizer, 70% of planted see...

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Q: The compressive strength of concrete is being studied, and four different mixing techniques are bein...

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Q: ut of 600 people sampled, 168 preferred Candidate A. Based on this, estimate what proportion of the ...

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Q: what is experiment, outcomes and probabilities. Define and give example What is the formula on how ...

A: Experiment: The research on any topic which wants to derieve an objective understanding of the pheno...

Q: Consider hypothesis testing with f(y|Ho) = 1/2; if y E [0, 2] and f(y|H1) = 2y/4; if y E [0, 2]. Bot...

A: Solution:-

Q: QUESTION 2 In a certain community, 36 percent of families own a dog, and 30 percent of families own ...

A: Q.2 Ans: Solution-: Given: P(own a dog)=0.36, P(own a cat)=0.30 Also, dog and cat ownership are inde...

Q: Decide whether the variables represented by the scatter plots below are positively or negatively cor...

A: Given: Scatter plots

Q: Which of the following will help to mitigate confounding? A. Multiple regression model B. Randomiza...

A: Which of the following will help to mitigate confounding? (A) Multiple regression model(B) Randomiza...

Q: The standard error of the mean will change among mutliple samples even if the standard deviation and...

A: The standard error of the sample mean is given as follows  SEM = σn 

Q: Question 9 The mean amount of time it takes a kidney stone to pass is 14 days and the standard devia...

A: GivenMean(μ)=14standard deviation(σ)=6

Q: If there are x teams in a league and each team plays every other team twice, then the total numbe...

A: Quadratic equation : A quadratic equation is any equation that can be rewritten in standard form as...

Q: The number of customers arriving per hour at a certain automobile service facility is assumed to fol...

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Q: From the values of the factors given below, find thẹ corrected values of the first four Moments abou...

A: Moments are used to represent the probability mass function of data distribution. The first moment o...

Q: association between marital status (married, divorced, separated) and BMI (quantitative). Which of t...

A: Here we have given the multiple choice question about testing if there is an association between mar...

Q: Calculate the test-statistic, t with the following information. n1=55, x¯1=2.19, s1=0.89 n2=45, x¯2...

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Q: Consider two events A and B such that P(A) =÷, P(A/B) 1 and P(B/A) 4 -. Examine the following statem...

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Q: Annual salaries for PH Ltd are approximately normal with a mean of $50,000.00 and a standard deviati...

A: Given data μ=50000σ=15000  

Q: Peoblem : A system has two units connected in parallel with the following information. The failure r...

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Q: Here are the monthly wage scales of 8 workers from XYZ Knit Works. 15 13 18 12 21 13 26 22 a. Determ...

A: Given : Monthly wage scale of 8 workers from XYZ knit works Sample size (n) =8  X 15 13 18...

Q: A new surgery is successful 85% of the time. If the results of 10 such surgeries are randomly sample...

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Q: The following histograms were derived using the same data on cycles to failure of aluminum test coup...

A: Histogram:          Histogram is one of the popularly used graph for the representation of frequency...

Q: A population has a mean u = 141 and a standard deviation o = 28. Find the mean and standard deviatio...

A: GivenMean(μ)=141standard deviation(σ)=28sample size(n)=56

Q: Mrs. Paul wants to test that claim that, on average, her students average mark is 85. She pulls the ...

A: In this case, the claim that, if the average mark of the students is 85 is to be tested. It can be i...