Can you show how did summation of x^2  resulted to 19,916.

Q: (a) The following table lists the total water usage in South Africa in billions of liters per day.…

A: Data for water use according to years are given. Least square exponential equation=? Prediction of…

Q: A company set up a kiosk in the Mall of America for several hours and asked randomly selected people…

A: Given that    Age less than 21 Age 21 or greater  Total  White 10 5 15 Black  20 50 70 Lime…

Q: Using Y=b0+b1x, how much CO2 emission is expected in a state that is 30% democrat

A: Given: From the given output: Slope b1 = -0.7743168 Intercept b0 = 57.17269 Formula Used: The…

Q: Given that x has a Poisson distribution with µ = 7, what is the probability that x = 0? P(0) ≈…

A: From the provided information, X has a Poisson distribution with μ = 7 X~P (7)

Q: Suppose that X is a random variable with mean 30 and standard deviation 4. Y is a random variable…

A: The standard deviation of X is 4 and standard deviation of Y is 8.

Q: Q. 2. Suppose Country B's government now reports that its population mean disposable household…

A:

Q: The accompanying data set includes volumes (ounces) of a sample of cans of regular Coke. The summary…

A: From the provided information, Sample size (n) = 36 Sample mean (x̄) = 12.193 Sample standard…

Q: Hamsters STEM Assume that the weight of hamsters is normally distributed with μ = 1.2 lbs and o= 0.2…

A: Solution:  Let X be the weight of hamsters is normally distributed with mean 1.2 lbs and standard…

Q: Frequency 40 30 20 10 0 25 50 Does this histogram have normal distribution? 75 Weight 100 125 If…

A: Given that.   X~N( μ , ?)   μ=52.01    , ?=15.959

Q: The test statistic of z= 1.79 is obtained when testing the claim that p > 0.9. a. Identify the…

A: Given that  Test statistics = Z = 1.79 ,  H0 : p = 0.9  Vs   H1 : p > 0.9 Level of significance =…

Q: μ = 30 and σ = 11. Find a value of x that has area 0.01 to its right. x = 4.414 USE SALT X

A: Given that  Mean = μ = 30 , Standard deviation = σ = 11 P(X > x) = 0.01 Note : According to…

Q: 1. According to worldometers.info, in 2010 the Philippines registered 93,966,780 population. This…

A: Given Information: The three populations are given as: In 2010 the Philippines registered 93,966,780…

Q: this was completely wrong, and it took me more than hour

A: Given that We have to find  a.. Compute the mean and standard deviation of the random variable X,…

Q: Suppose a marketing company randomly surveyed 442 households and found that in 252 of them, the…

A:

Q: How to solve the following? Suppose the time a child spends waiting at for the bus as a school bus…

A: Given that  X~Exp(λ) Average =1/λ λ=1/7

Q: An online vendor of high-end hiking apparel meticulously tracks the number of clicks on its website.…

A: Given information: Clicks occur completely randomly with an average of 342 clicks per minute.

Q: prosperous 4.112 Education and income. Call a household if its income exceeds $100,000. Call the…

A: given data P(A) = 0.138P(B) = 0.261P(A and B) = 0.082P(A or B) = ?

Q: A data set includes data from student evaluations of courses. The summary statistics are n=89,…

A: According to the given information, we have Sample size, n =89Sample mean, x¯ = 3.58Sample standard…

Q: example of a

A: When the sample size is small (<30), the central limit theorem does not assure us to assume that…

Q: 12) Construct a 99% confidence interval for the population mean, μ. Assume the population has a…

A:

Q: The accompanying data on x = current density (mA/cm²) and y = rate of deposition (pm/min) appeared…

A: Given that: x y 20 0.19 40 1.20 60 1.61 80 2.27

Q: Below is a scatterplot of data that students collected concerning the relationship between the cost…

A: In scatter plot data points are too much scattered. We have to tell correlation coefficient:

Q: The accompanying data set includes volumes (ounces) of a sample of cans of regular Coke. The summary…

A: It is given that, The sample size is 36. The sample mean is 12.193. The sample standard deviation is…

Q: co2 | democrat +- cons | Coef. Std. Err. -.7743168 51.17269 .4005446 13.53402 t -1.93 3.78 P>|t|…

A: It is given that the regression output. We know that the general equation of regression line is: y =…

Q: As part of a study on how people of different ages use mobile technology, each person in a sample…

A: Given Information: Age 20 to 39: Sample size n1=258 Number of successes x1=168 Age 40 to 49: Sample…

Q: 5. Generally, two types of data may be collected from sampling at an inspection point. These two…

A: Generally, two types of data may be collected from sampling at an inspection point. These two types…

Q: 5. An ecologist is studying the flower Iris versicolor. He measures the width and length of 100…

A: Answer: a) We are asked to determine the petal's length given that the petal is at the 30th…

Q: thes the population mean, μ. F. The distribution of means will approximately follow the distribution…

A: It is given that the appropriate conditions for the Central limit theorem. Here, need to select the…

Q: Given the same R software output below, is there sufficient evidence to say that the mean diameter…

A: Given  Population mean μ=40 95% CI for population mean μ (38.26643,48.24607)

Q: In statistics, how do you show that your hypothesis is correct (or incorrect)?  2. In statistics,…

A: Please note that as per our guidelines if multiple questions are posted we can answer the first…

Q: What is the probability that a leatherback turtle will weight more than 1000 pounds

A: Given that X follows N(mean = 760, SD = 98), then Z = (X - mean)/SD follows N(0,1)

Q: In a study of student preference of energy drinks, the researcher has identified a population of 10…

A: given data 10 students we have select sample of three students to research. no. of different samples…

Q: Let X₁, X₂, X3,..., Xn be a random Sample from N (μ,0²) Use maximum likelihood estimation to find…

A: Xi ~N(μ,  σ2); i=1,2,...,n

Q: 8. The p-value in hypothesis testing represents which of the following: Please select the best…

A: According to the given information in this question We need to identify the correct option

Q: Problem 2 Let (,,P) be a probability space. (1) For measurable events A,B,CE A with P(C) >0 and…

A: Please note that as per our guidelines if multiple questions are posted we can answer the first…

Q: 5. A Wilcoxon summed rank has been conducted. A sample of ten observations has been selected to test…

A: Given hypothesis: H0:m=40Ha:m>40 Sample values are, 35.9 27 29.5 39.1 53.6 42.5…

Q: Determine the point estimate of the population proportion, the margin of error for the following…

A: Given information: Lower bound =0.259 Upper bound=0.591 n=1200 Point estimate=0.425

Q: (a) P(make your first sale on the fifth call) = (Round to three decimal places as needed.) (b)…

A: A discrete probability distribution X with a range of [1,+∞] that can take random values is the…

Q: In the Chi-Square goodness of fit test, the sum of expected frequencies must be equal to A.…

A: According to the given information in this question We need to identify the correct option

Q: 8.4 Suppose that in a trial we obtain the following numbers representing a random sample of 10…

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Q: A manufacturing process has a total cost function given by the equation C = 10 + 4x and a total…

A: By bartleby policy i can gives only 3 subparts answer at a time. From given data we have : A…

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

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Q: The following histograms each represent binomial distributions. Each distribution has the same…

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Q: 15 16 materials generated 17 materials combusted 18 matetials landfilled 19 20 source 21 22 tween…

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Q: A binomial probability experiment is conducted with the given parameters. Compute the probability of…

A: given data n = 11p = 0.15P(x≤4) = ?here x follows binomial distributionP(x=X) = nCxpxqn-x

Q: Problem 2) For the following random variable X. x0}. c) Find E[XB]. DY

A: Note: According to Bartleby guidelines expert solve only one question and maximum three subpart of…

Q: Consider the apportionment of 27 projectors for a school district with four campus locations labeled…

A:

Q: A survey of 4826 randomly selected young adults (aged 19 to 25) asked, "What do you think are the…

A: The total number of people is 4826.

Q: a. Given that the water taxi was rated for a load limit of 3500 lb, what is the maximum mean weight…

A: It is given that  Mean, μ = 181 Standard deviation, σ = 38

Q: The following data give the prices (in thousands of dollars) of 6 homes that were sold in a small…

A: