Calculate the coefficient of variation for a set of data with standard deviation of 4.2, number of items 12, and the sum of the items is 138. What will be the coefficient of variation if the variance is 138 and the mean is 38?

Calculate the coefficient of variation for a set of data with standard deviation of 4.2, number of items 12, and the sum of the items is 138. What will be the coefficient of variation if the variance is 138 and the mean is 38?

FINANCIAL ACCOUNTING

10th Edition

ISBN:9781259964947

Author:Libby

Publisher:Libby

Chapter1: Financial Statements And Business Decisions

Section: Chapter Questions

Problem 1Q

See similar textbooks

Related questions

Q: In systematic sampling, the population is 270 and the selected sample size is 18. The sampling…

A: Distriburtion = Total population / Sample size

Q: What is the direct labor (a) rate variance, (b) time variance, and (c) cost variance? Round your…

A: Formula: Direct Labor Rate Variance= (SR-AR)AT Direct Labor Time Variance= (ST-AT)SR Direct Labor…

Q: 7. Using the three-variance approach, what is the volume variance? b. P 2,640 F а. Р 13,260 U c.…

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

Q: Calculate the variances and the standard deviations for Cherry and Straw. (D intermediate…

A: Variance: It is a statistical measure of the spread between the numbers in a set of data. For…

Q: For each of the following independent cases, fill in the missing amounts in the table: (Indicate the…

A: The variance is the difference between standard and actual production data of the production. Direct…

Q: Co-Variance of A & B is 28. Risk of Investment A is 5 while that of B is 6.25. Corelation will be…

A: Given:Co-Variance of A&B=28Risk of investment A=5Risk of investment B=6.25To…

Q: State the relationship between the following:a. ARO and sample sizeb. Population size and sample…

Q: Thestandard error of the mean is equal to:a.the sample variance divided by the sample size.b.the…

A: Standard error of the mean (SEM) is a measure of the difference between the mean of the sample and…

Q: Consider the data scores 8, 9, 13, 20, and 25. Solve for the Range, Mean, Standard Deviation and…

A: The range, mean, standard deviation and variance are the terms used to analyse the nature of the…

Q: The variance and its square root, the standard deviation, are the most commonly used measures of…

A: Variance refers to the expectation of squared deviation of a random value from its arithmetic mean.…

Q: of the following set of terms describes the same type of variance? a)Usage variance, efficiency…

A: The variance is the difference between the actual data and standard output of the production.

Q: Conduct the following variance analysis and evaluate the results. Show the steps in your…

A: Price variance : Comparison between budgeted price and actual price for actual output (Average…

Q: A simple variance analysis performed on material costs gives the following results: Price variance…

A: Simple variance analysis is nothing but variance analysis. Variance analysis means calculating the…

Q: Returns Year Y 14 % 20 % 17 29 8. 15 - 10 - 1 19 10 Using the returns shown above, calculate the…

A: Arithmetic Average Return =R1 + R2 + ... + Rn/n Arithmetic Average Return of X Stock = 39%/5 = 7.80%…

Q: The covariance of returns between MSFT and AAPL is 0.0044. The standard deviation of the return of…

Q: Total risk is measured by and systematic risk is measured by Beta; standard deviation. Standard…

A: There are two types of risks systematic risk and unsystematic risk

Q: What is the cost volume variance? * Sample format: 111,111 F or 111,111 U

A: Cost Volume Variance refers to the variance which arises when actual cost of goods sold differs…

Q: The ________ is used to compare thevariability of two or more data sets with different scales.…

A: Coefficient of variation: The coefficient of variation is considered as a statistical measure that…

Q: Review each of the following independent sets of conditions. For each condition, calculate the (1)…

A: Rate of Deviation-: Rate of Deviation is the rate that ascertains the percentage of occurrence and…

Q: Calculating Returns and Variability Using the following returns, calculate the arithmetic average…

A: Using excel standard deviation and variance function

Q: Returns Year Y 18 % 15 % 21 33 12 14 - 14 - 19 10 23 Using the returns shown above, calculate the…

A: Average Return is the return earned on investment. It is calculated by sum of returns by total no.…

Q: The sample size of a test of controls varies inversely with:…

A: Audit sampling is a process of applying audit procedures for less than 100% of the various items of…

Q: Which of the following statements is not true if the precision interval for a sampling risk of 10…

A: Auditing: Auditing is the process by which assertions made by management about financial…

Q: The variance and mean of salaries of a sample of employees are OMR (6084) and (918.5) respectively.…

A: Coefficient of Variation =100* Standard Deviation/Mean Variance of Salariies = OMR 6084 Standard…

Q: In systematic sampling, the population is 550 and the selected sample size is 50. The sampling…

A: Answer - Sampling Interval = Total Population Size / Sample Size Given, Total Population Size…

Q: According to mean-variance rule A. The expected return of X is at least equal to the expected return…

A: As per Mean Variance Rule, For same level of return, investor choose one with lower variance and for…

Q: A sample was done, collecting the data below. Calculate the standard deviation, to one decimal…

A: Standard deviation- It is a measure of the amount of dispersion of values in a data set which can be…

Q: Given this information, Organigram’s variance of returns during 2017-2020 was

A: Introduction: Variance is considered to be a widely used metric in statistics. In the theory of…

Q: The following is a set of data from a sample of n = 11 items. Complete parts (a) through (c). 1 14…

A: a. X Y 14 28 13 26 4 8 15 30 3 6 2 4 16 32 12 24 10 20 19 38 1 2…

Q: If we want a 96% confidence interval on population mean with a sample size of 23, find z α/2 or t…

A: Z α/2 or t α/2 can be calculated using the confidence level of 96% and 4% significance level in…

Q: Which of the following set of terms describes the same type of variance? Price variance, rate…

A: The variance is calculated as difference between the actual results and standard output.

Q: What are the variances in a 4-variance analysis?

A: Variable overhead spending variance Variable overhead efficiency variance Fixed overhead spending…

Q: In a survey, the planning value for the population proportion is p* = 0.25. How large a sample…

A: Therefore, E = Error P = Population E = 0.03p = 0.25Z value at 95% confidence interval = 1.96 Number…

Q: Pick out the two most significant variances that you computed in (1) above. Explain tMs. Dunn…

A: The difference between the standard figures and the actual results are called variances.

Q: B. Given the possible causes of the variances, identify the variance for each number and whether…

A: Identifying the names of variances and whether they are favourable or unfavourable is shown…

Q: The following data show the results of random sample of 10 batches of one pattern of product: Sample…

Q: 29 Calcalate the coefficiert of variation for a sct of data with standard deviation of 4.2, number…

A: Coefficient of Variation = Standard Deviation/ Mean Coefficient of variation = Square root of…

Q: How large a sample should be selected to provide a 95% confidence interval with a margin of error of…

A: we have been given 95% confidence and a population standard deviation of 20 and we want to find n-…

Q: dt hours on average, each student takes per quarter A random sample bility and assumed that the…

A: The answer has been mentioned below.

Q: 7. Calculating Returns and Variability. Using the following returns, 01 calculate the average…

A: given, year x 1 16% 2 -17% 3 13% 4 15% 5 24% average return of x : average return…

Q: d the (a) variance and (b) standard deviation

Q: Compute for the returns, average of returns and Standard Deviation:

A: Returns Xi is the holding period return for stock prices. Xi= P1/P0 -1 Mean Xbar = ∑Xi/n Standard…

Question

2.9 Calculate the coefficient of variation for a set of data with standard
deviation of 4.2, number of items 12, and the sum of the items is
138. What will be the coefficient of variation if the variance is 138
and the mean is 38?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, accounting and related others by exploring similar questions and additional content below.

Similar questions

What is the symbol for the number of groups when calculating an Analysis of Variance? k-1 df All of the above.
Suppose we have the following values for variables X and Y: XY 06 1 3 20 What is the value for the sample correlation coefficient (or r)? -0.9520 1
Consider the following two sets of data: A = [0.5, -0.6, 0.1, 10] & B = [6, 4, 4.5, 5.5]. Which data set will have the greatest variance?
Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. Year X Y 1 15% 21% 2 26 36 3 7 13 4 -13 -26 5 11 15
Find the mean, variance, and standard deviation of the binomial distribution with the given values of n and p. n= 124, p = 0.56
4. Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. Year 1 2 3 4 5 X 12% 28% 9% -7% 10% Return Y 25% 34% 13% -27% 14%
7. Calculating Returns and Variability. Using the following returns, calculate the average returns, the variances, and the standard deviations for X and Y. LO 1 Returns Year Y. 16% 36% -17 - 8 13 21 15 -15 24 39 12345
instructure.com/courses/1649755/assignments/8791881 Q Search ! 1 4. Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. Q A N Year 1 2 3 4 5 @ 2 a. Calculate the average return for X. b. Calculate the average return for Y. c. Calculate the variance for X. d. Calculate the variance for Y. e. Calculate the standard deviation for X. f. Calculate the standard deviation for Y. W S X Returns Alt X 13% 31 20 -21 22 # 3 E D F3 Y 24% 45 -11 -25 53 C $ 4 R F4 F V DII % 5 FS T G * A 6 B F6 Y H * F7 & 7 N U A PrtScn J FB * 8 JO Home M K F9 ( 9 End O F10 ) L 0 PgUPF11 P Alt .... PgDn F12 ? x { :[ B ( } 9:41 AM 11/27/2023 Ins A Del Backsp
In a simple linear regression based on 20 observations, it is found b1 = 3.05 and se(b1) = 1.30. Consider the hypothesis : H0 : β1 = 0 and HA : β1 ≠ 0 . Calculate the value of the test statistic.
B6. what is the variance
Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. Year Returns X Y 1 9% 23% 2 27 44 3 16 -6 4 -17 -20 5 18 52 Calculate the arithmetic average return for X. Calculate the arithmetic average return for Y.
The covariance of returns between MSFT and AAPL is 0.0044. The standard deviation of the return of MSFT is 6.23%. If the correlation of returns between MSFT and AAPL is 0.6161, the variance of AAPL is closest to A. 2.7234%. B. 1.3141%. C. 0.1473%. D. 0.1146%.