how can I know this if the samples were: Y= 3,80,80,80,80,80 Y= 45, 48,52,53,57 Question 2 In which of the following samples did the scores differ more from each other? Assume there is no outlier affecting the measures. Sample Two: S-D0.89 O Sample One: S-5.24

Q: In a large data set, the 49th percentile is 523 and the 71st percentile is 675.  About what…

A:

Q: On his 6 Algebra tests, Omar received the following scores: 82, 44, 92, 86, 77 & 82. Find the mean,…

A: Since you have posted multiple questions with multiparts and we can answer three subparts of a…

Q: You want to know what percentage of students own pets at your university. In asking 10 random…

A: In an observational study, researcher observes the individuals and measure the outcomes. In this…

Q: A random sample of 2000 driver's license applications found that 17% reported their eye color as…

A:

Q: When the Standard Score = -1, what is the percentile of the raw score? %3D O 2nd 14th O 16th 34th…

A: It is an important part of statistics. It is widely used.

Q: You have a sample of 10 (sorted) scores:   -15.5 -13.4 -12.7 -12.2 -11.1 -10.8 -9.1 -8.9 -7.9 -7.1…

A: -15.5-13.4-12.7-12.2-11.1-10.8-9.1-8.9-7.9-7.1Sample of size(n)=10

Q: create a histogram and a boxplot. Are there any outliers? Is the data skewed? How? slove within 30…

A: Sample Sample(x1) 1 2.54 2 1.61 3 1.85 4 2.38 5 1.78 6 2.11 7 4.84 8 1.19 9 1.77…

Q: Professor X had the 22 students in his 10 A.M. Introduction to Marketing rate his performance as…

A: Given: The data given is shown below Excellent Good Fair Poor 94 75 70 68 90 68 73 70 85…

Q: Mercury is a persistent and dispersive environmental contaminant found in many ecosystems around the…

A: a) Mean = 1.24 median = 0.57 There is heavy positive skewness in the data.

Q: Question Rebecca collected data from a random sample of 500 homeowners in her state asking whether…

A: Rebecca collected data from a random sample of 500 homeowners in her state asking whether or not…

Q: Cans of soda vary slightly in weight. Given below are the measured weights of seven cans, in pounds.…

A: Given data is 0.8158,0.8192,0.8165,0.8178,0.7909,0.8139,0.8125. Total number of data is 7.

Q: Q2: Calculate the coefficient of variation percentage of the following samples reading:…

A:

Q: Specify a large population that you might want to study and describe the type of numeric measurement…

A: The population is a whole group of individuals that are being studied and outliers are the values…

Q: In an Adecco staffing survey of 1000, adults in the US, 140 said the salary was the most important…

A: From the provided information, The sample size is 1000 which is sufficiently large and out of which…

Q: To earn full credit for this question, use your own sheet of paper to solve the problem, showing all…

A:

Q: We are asked to find the values that separate the middle 60% of the population from the top and…

A: In a normal distribution, the z-score is a measure of how many standard deviations an element is…

Q: A manufacturer knows that their items have a normally distributed lifespan, with a mean of 3.8…

A:

Q: Mercury is a persistent and dispersive environmental contaminant found in many ecosystems around the…

A: Given n=15

Q: From the sample statistics, find the value of p1 - p2, the point estimate of the difference of the…

A: From the provided information,

Q: The scores on a statewide chemistry exam were normally distributed with ?=73.08 and ?=6. Gabriela…

A: Given data isMean(μ)=73.08standard deviation(σ)=6

Q: A claim is made that 85% of college students own a smartphone. Natalie believes that a larger…

A: Let p be the population proportion  p=0.85, x= 135, n=150  p^=x/n

Q: You have a sample of 10 (sorted) scores: -15.5 -13.4 -12.7 -12.2 -12 -10 -9.1 -8.9 -7.9 -7.1…

A: From the provided information,Number of observations (n) = 10

Q: In a sample of 81 elements, the mean was 60 and the variance was 144. What is the standard error for…

A:

Q: 15 mothers were asked which brand of milk they prefer for their children. The choices are Nido,…

A: "A certainty span is a scope of values that is probably going to incorporate" the "populace…

Q: 15. Given the following 20 scores, draw a box and whisker plot and identify any outliers. Q₁ Q₂ IQR…

A: Given data is60,72,77,78,78,80,83,83,84,84,86,86,86,87,88,90,93,94,94,95sample size(n)=20

Q: 395 out of 500 women were in favor with the new brand of skin whitening. What is the point estimate…

A:

Q: find sample coefficient of variation   20.2,20.6,20.5,21.8,21.6,21.0,21.4,20.5,20.8,20.9,21.0

A:

Q: What is the standard error of the sample proportion of people that like a product if you have a…

A:

Q: How can I find the sample mean of these four scores ? 1,4,4,10

A: Given data, 1,4,4,10 sample mean(x)=?

Q: For a sample of n=15 scores, how many scores are used to calculate the sample variance ?

A: Given that : For a sample of n=15 scores, how many scores are used to calculate the sample variance…

Q: We'd like to know the percentage of people living in California who owns a cell phone. How many…

A: It is given that margin of error (E) is 0.04 and the confidence level is 0.95.

Q: tephanie is trying to figure out the sample size of an experiment. She knows the population SD is…

A: Solution: Given information: σ= 41.5    Population standard deviation σx= 2.7   Standard deviation…

Q: Four of your classmates measured the diagonal length of the blackboard. Classmate A measured it as…

A:

Q: A certain collector is choosing between 4 different paintings to buy. To help him decide, he asked…

A:

Q: Is the boxplot skewed and does it have any outliers

A: Box plot : Box plot consist 5 number summary : { Minimum,Q1,Q2,Q3, Maximum } GenerallyOutliers…

Q: Which measure of center is most resistant to (or least affected by) outliers? Explain your answer

A: Given : Outliers : An outlier is an observation that lies an abnormal distance from other values or…