Calculate the standard deviation of the sample quantitative data shown, to two decimal places. X 22.8 28.1 3.8 5 7.2 21.7 Standard deviation: Submit Question

Q: manufacturer of kitchen water filters claims that their new model of water filter will, on average,…

A: Given that  Sample size n =60 Sample mean =575 Sample standard deviation =60

Q: ted below are the numbers of hurricanes that occurred in each year in a certain region. The data are…

A: Given: n = 14 Formula Used: Range = Max - Min Variance s2 = ∑Xi-X2n-1 Standard deviation s = s2

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A: As per our guidelines, I can solve only first 3 subparts. Please post the remaining subparts again…

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A: A B C total male  2 11 6 19 female  7 16 15 38 total 9 27 21 57

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Q: Suppose X is a binomial random variable based upon n independent trials, with p being the…

A: Given that, X is a binomial random variable based upon n independent trials, with p being the…

Q: Let E(X)=−7,E(Y)=4,var(X)=16 and var(Y)=8 Calculate (a) E(2X+4Y). (b) E(X − 2Y − 2022). (c) var(2X…

A: According our policy we can answer only first three subpart for remaining please repost the…

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A: For Private hospital:  5th percentile is, P5= 5*(12+1)/100 th term = 0.65th term = 1st term  = 127…

Q: A survey of 2,986 Americans ages 16 and older found that 80% of them read at least one book in the…

A: Given that, A survey of 2,986 Americans ages 16 and older found that 80% of them read at least one…

Q: Q2-Define Binomial Experiment. Also discuss its properties will Q.3 De the output provide the…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

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A: A plant wide energy conservation program was implemented by a milk processing company. It is…

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A: From the provided information, Mean (µ) = 31 mpg Standard deviation (σ) = 1.8 mpg X~N (31, 1.8) Here…

Q: Giving a test to a group of students, the grades and gender are summarized below A B C Male 3 2 14…

A: A B C total male 3 2 14 19 female 5 4 20 29 total 8 6 34 48

Q: Suppose no calls are currently on hold. If the Call Center Agent takes 5 minutes to complete the…

A: From the given information, Phone calls arrive at the rate of 48 per hour. c. Suppose no calls are…

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A: Given that: Jointly Traits Observed Frequency yellow and inflated 596 green and…

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A: Given that  Mean = 2.4 , Standard deviation = 0.45

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A: x x2 2 4 10 100 15 225 4 16 12 144 9 81 13 169 10 100 5 25 7 49 Σ = 87 Σx2 =…

Q: A botanist grew 24 pepper plants on the same greenhouse bench. After 21 days, she measured the total…

A: The given data is 9.8, 10.1, 10.9, 11.3, 11.8, 11.9, 12.0, 12.0, 12.1, 12.2, 12.2, 12.3, 12.5, 12.6,…

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A: Given information: Consider the given dataset: Weeks of life Brand 1 Brand 2 Brand 3 100 76…

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A: From the given Determine the null and alternative hypotheses

Q: Suppose a survey indicates that 41% of students in the U.S. consider "social media" as their…

A: Given,n=4p=0.41q=1-0.41=0.59A random variable X~Binomial(n=4 , p=0.41)P(X=x)=Cx4(0.41)x(0.59)4-x  ;…

Q: rolled and the numbers are noted. Find the probability that the sum of the numbers is 4 o

A: Two dice are rolled. The numbers are noted.

Q: Uttar Pradash, Rajasthan and Bihar are subregions of India. It is reported that 94% of Uttar Pradash…

A: Given,P(Uttar Pradash residents say Hindi is their first language of choice)=0.94P(Rajasthan…

Q: the expression in the accompanying discussion of sample size to find the size of each sample if you…

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Q: K- SEO Determine whether the underlined number is a statistic or a parameter. A sample of employees…

A: Given, a sample of employees is selected and it is found that 45% own a computer.

Q: The prevalance of mild myopia (nearsightedness) in adults over age 40 is 27% in the US. Suppose…

A: Given: p = 0.27 n = 8 x = 3 Formula Used: Binomial distribution: X~B(n, p) P(X=x) = Cxnpxqn-xE

Q: In a normal distribution, what percentage of scores falls below a z score of –2.33?   Question 7…

A: Z= X-mean/ standard deviation Z is known as standard normal variable.   Note: According to Bartleby…

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Q: Question 14 of 35 In a population of size 40 students, 5 will be randomly selected. Each student was…

A: As per the Bartleby guildlines we have to solve first question and rest can be reposted.. Given that…

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A: For Private Hospital:  Let Xi's denotes the beds in private hospitals.  Mean (X)== ΣXi/n Where n is…

Q: A company estimates that 0.6% of their products will fail after the original warranty period but…

A: Given information- We have given that a company estimates that 0.6% of their products will fail…

Q: 1. The following data represent the amount in pesos spent on electronics device by a group of…

A: Given data is…

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Q: Find the mean and median of the class’s scores on this quiz. Round to two decimal places when needed

A: Given that  From histogram  X-axis takes X values and Y-axis takes Frequency  X Frequency = f 1…

Q: Find the probability of selecting 9 or more girls. 00.122 00.435 00.212 O 0.001

A: Given that  The probabilities corresponding to the 14 possible values of x are summarized in the…

Q: Set 1 121.771 121.787 121.863 121.781 121.557 Set 2 121.784 121.758 121.765 121.794 121.723 121.759…

A: From the provided information, n1 = 5, n2 = 6 and n3 = 4

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A: Introduction: It is required to identify the measurements provided by the assistant, that are most…

Q: For any two events A and B, P(AB) ≤ P(A) ≤ P(AUB) ≤ P(A) + P(B)

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Q: z score _____ the mean will always be _____.   Question 3 options:   below; positive   above;…

A: Note: According to Bartleby guidelines expert solve only one question and rest can be reposted.

Q: Two friends, jimmy and tom go on night camping in the forest every summer. Suppose that on any…

A: Let "J" be the event that the Jimmy go on night campingP(J)=0.96Let "T" be the event that the Tom…

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A: The Contingency table : Gender Chocolate Strawberry Vanilla   Female 37 17 12 66 Male 21…

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A: Introduction: It is required to discuss the situations in which it is appropriate to draw a bar…

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A: Let X be the volume of the soft drink follows Normal distribution with mean of 2000 milliliters and…

Q: College Students' Part-Time Weekly Earnings (n = 5)       Hours Worked (X) Weekly Pay (Y)   9 103…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

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A: The given data is as follows: Century Cemetery Mean life Pre-1945 Magnolia 55.9 Pre-1945…

Q: the probability of rolling “5” after 6 rolls is 1/6, what is the complement of the  probability of…

A: Given that  The probability of rolling “5” after 6 rolls=P(A)=1/6

Q: A frequency table of grades has five classes (A, B, C, D, F) with frequencies of 3, 12, 18, 7, and 1…

A: Concept: Relative frequency=( frequency of grade/total frequency )*100

Q: One source approximates that 39% of Canadian nationals identify as Catholic, 73.4% of Mexican…

A: according to given question, P(C) = probability of identify as catholic when it is known that person…