RMSE ME MAD MPE MAPE % %

Q: Q1) for the following data, (5, 64, 41, 7, 18, 40, 95), the Harmonic Mean (H) is 14.7647 O 14.6747 O…

A: Data given 5,64,41,7,18,40,95

Q: c) A research conducted by SSTA022 Class representative at the University of Limpopo indicates that…

A: There are two independent samples which are active and inactive African men. We have to test whether…

Q: 4. What are the standard deviation and variance of the variable "age"? 5. Construct a relative…

A: Given: Ages, X 20 18 20 18 19 18 21 19

Q: A local community college reported that the average SAT score of its students is 960 with a standard…

A: Suppose random variable x defines the SAT score of a student.

Q: se (1) Derive at the Standard Prror of $₁$+(3³)= 0.0009, Using MLE approach. (ii) Find Interval for…

A: Firstly it is required to determine the MLE of the parameter and then the variance to get the…

Q: A market research company is interested in the home owership rates across Melbourne suburbs. They…

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

Q: Use n=6 and p=0.7       Question content area bottom Part 1 ​(a) Construct a binomial probability…

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Q: Variable Label N Xx y X Mean Std Dev Minimum Maximum 'speed' 19 39.7368421 15.7650884 15.0000000…

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Q: Density of the earth In 1798, the English scientist Henry Cavendish measured the density of the…

A: Given Information: The variable is the density of earth as a multiple of the density of water. The…

Q: et Y₁, Y2, ..., Yn be a random sample whose probability density function is given by 0 0 elsewhere…

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Q: 22. How many different committees of 6 can be formed from 12 boys and 8 girls if each committee is…

A: Given that  Total Boys = 12 , Total girls = 8 Committee of members = 6

Q: Variable Label N X y Mean Std Dev Minimum Maximum 'speed' 19 39.7368421 15.7650884 15.0000000…

A: Given information: Summary statistics of the data are given. Sample size…

Q: answer letter d, e, f

A: We will use Excel to find the area under the t distribution curve.

Q: Grandmother Jones likes to knit. She has 23 different colors of thick yarn and 35 different colors…

A: Solution

Q: Find the value of c such that an interval from x to cx is a (1- a)100% confidence interval for the…

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Q: results of a survey of visitors at the Eiffel Tower showed that 25 spoke English, 15 spoke French,…

A: Given that  English spoke = 25  French spoke = 15 Both English and French spoke = 8

Q: For Numbers 11 to 13: A veterinarian hypothesize that a new formulation of shampoo is better than…

A: Type I error is to reject the null hypothesis when it is actually true.

Q: In a loan database, there are 34 loans to clients with 14 years of business experience. Also, there…

A: Sample space is the all possible outcome of an experiment. Event is the subset of specific possible…

Q: Which of the given values is a solution to the equation 8u + 8 = -40u - 7? Select the correct answer…

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Q: The following histogram shows the distance run by each member of a running club. Number of runners…

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Q: a. Range b. Standard Deviation c. Variance 1. 3, 5, Assists 2, 4, 6, Points

A: Given that  The measurements of assists and point of player C in 10 games  Note: According to…

Q: Q5) b) In an advertising award, there are 3 winners out of 100 cards. If a person purchases 13…

A: n be the sample size=100,  3 cards winner out of hundred Let X be the number of purchase cards…

Q: A popular theory is that presidential candidates have an advantage if they are taller than their…

A: The question is about paired t test Given :   To find : To test the claim that popl. of height of…

Q: Find the standard deviation of the data summarized in the given frequency distribution. The test…

A: The number of classes is 5 and the total number of students is 8+6+10+5+11=40.

Q: Find: a. R(36,000 mi.) b. MTTF c. Std. Dev.

A: Let T = a random variable the time to failure is lognormal distributed   Given β = 1.6 Computing…

Q: what is the only plausible value of correlation r based on the following scatterplot $1,000 weekly…

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Q: Assume the random variable X is normally distributed with mean μ=50 and standard deviation σ=7. Find…

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Q: H. Six numbered cards are placed in a box. One card is numbered 1, two cards are numbered 2, and…

A: A random experiment is an experiment that has many possible outcomes. These experiments can be…

Q: 3. Suppose that all of the outcomes of a random variable are {a,b,c,d,e}, and that each outcome as…

A: Definition: two events are independent iff P(A and B)=P(A) P(B) Given information A={a,b}, B={b,c},…

Q: You didn't solve d), e), and f).

A: We make the following table to calculate the following table     Homeowners        Auto N L M H…

Q: Let the Universal set be the letters a through j: U = {a, b, ..., i, j}. Let A = {b, c, e, i}, B =…

A: GivenUniversal set U={a,b,c,d,e,f,g,h,i,j}LetA={b,c,e,i}B={c,d,e,i}C={c,g,i,j}

Q: Probability Scores 0.1 0.35 0.2 0.2 0.15 0 3 5 14 Find the expected value of the above random…

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Q: Based on the data derived from the regression analysis, 420 maintenance hours in a month mean that…

A: Under regression analysis, formula for the budgeted total cost isTotal Cost = (Co efficient×hours) +…

Q: i) Derive the standard error of ß, se(B) = 0.0009, using MLE approach. ii) Find an approximate 95%…

A: Firstly it is required to determine the MLE of the parameter and then the variance to get the…

Q: A researcher claims that at least 10% of all foot to the wearer. A sample of 200 helmets revealed…

A: Given p=10%, n=200, x=16, level of significance ɑ=0.01

Q: The variables Gender and Promotion Class are (note that all percentages below are rounded to the…

A: Introduction: It is required to determine if the two variables, Gender, and Promotion Class are…

Q: G. Table 1 below shows the number of goals scored by Team Ginebra in the 20 games of the season.…

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Q: 1.  A sales manager would like to see his sales representative’s unit sales per month. The secretary…

A: Data given 5, 6, 8, 10, 10, 14, 15, 16, 16, 17, 17, 18, 19, 21, 21, 23, 26, 27, 28, 28, 28, 30, 38,…

Q: The Venn diagram here shows the cardinality of each set. Use this to find the cardinality of e-…

A: Answer:- Given Venn diagram here shows the cardinality of each set                A = { 14, 5, 3, 4…

Q: The mean of the frequency distribution is miles per hour [ (Round to the nearest tenth as needed)

A: From given data we have : Speed Frequency (f) 42-45 28 46-49 12 50-53 6 54-57 3 58-61 2

Q: c) A research conducted by SSTA022 Class representative at the University of Limpopo indicates that…

A: There are two independent samples which are active and inactive African men. We have to test whether…

Q: 1.1 1.2 In testing the hypotheses Ho: = 50 vs. H₁: μ50, the following information is known: n = 64,…

A:

Q: Are the following ethical violations, confounds, or none? 1. There are 200 people in an experiment.…

A: Given information: 1) There are 200 people in an experiment. The first 100 people to show up are in…

Q: Three hundred eighty people were surveyed as they left the FSU-Virginia basketball game at the…

A: Hi, since you have posted a question with multiple sub-parts, we will solve first three sub-parts…

Q: The given data set is: 10 19 5 5 Find the median. 16 7 19 22

A: Ans#- The given data set   10 19 5 5 16 7 19 22 Find the median.

Q: The percentage of heights that are from 67.95 to 71.95 inches is: ____. b. The percentage of heights…

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Q: Find the percentile for the data point Data set: 124 136 128 122 130 132 122 120 127 124 128 138 120…

A: Ans#- Data set: 124, 136, 128, 122, 130, 132, 122, 120, 127, 124, 128, 138, 120, 124, 126, 121;…

Q: (0, elsewhere i) Find the conditional distribution of the likelihood function given the function of…

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Q: Use the data in the following​ table, which summarizes blood groups and Rh types for randomly…

A: Let define the events: A = Person is having Group A blood group Rh+ = Person is having Rh+ blood…

Q: Seat Designs. In Exercises 7-9, assume that when seated, adult males have back-to-knee lengths that…

A: From the provided information, Mean (µ) = 23.5 Standard deviation (σ) = 1.1 X~N (23.5, 1.1)