1. in one-way ANOVA, identify the statistic used as a measure of variation among the sample means. as a measure of variation within the samples. to compare the variation among the sample means to the variation within the samples.

1. in one-way ANOVA, identify the statistic used as a measure of variation among the sample means. as a measure of variation within the samples. to compare the variation among the sample means to the variation within the samples.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: You are looking to purchase a home in Lancaster, PA. In order to see what the average home will cost…

A: n= 35 Sample size σ=$226312.40 Population standard deviation

Q: 13. Explain the difference between correlation and causation in inferential statistics.

Q: Illustrate the relationship between the sampling distribution of p and the normal distribution?

A: It is known that, the conservative law of thumb for the sampling distribution of sample proportion…

Q: 1.A distribution of sample means with scores of 35 were taken from a skewed population. The…

A: 1) We know that if the distribution of the population is skewed then the distribution of sample…

Q: Explain why two samples from the same population could differ. Why do we say that two samples test…

A: The objective of the question is to understand why two samples from the same population could differ…

Q: State two advantages of using a sample statistic rather than a parameter.

A: The numerical value that describes the characteristics of a population as a whole is defined as the…

Q: The average house has 10 paintings on its walls. Is the mean larger for houses owned by teachers?…

A: From the provided information, Sample size (n) = 15 Level of significance (α) = 0.05

Q: What is the difference between sample means and a distribution of sample proportions?

A: Given : Sample mean : Average of sample observations is known as "sample mean". Sample proportion :…

Q: 2. A one way ANOVA uses one independent variable. ( true or fuels)

A: True

Q: A data set for corruption perception index where high value represents high level of corruption is…

Q: does question say to bring the sample donw by 1/2 or the mean down by 1/2

A: Given the question want to reduce the margin of error from slightly more than half an hour to…

Q: What is the difference between using a population or using a sample to carry out a statistical study

A: A statistical population is a collection of individuals from which to draw statistical inferences,…

Q: Explain how the sample statistic and the population parameter relate to one another.

A: The objective of this question is to understand the relationship between a sample statistic and a…

Q: A university professor believes that some of his students are struggling in the class due to a large…

A: Here A university professor want to analyse the relation between 2 variables , one is number of…

Q: 20. How does the shape of a distribution affect the choice of descriptive statistics?

Q: In ANOVA, the differences that are seen across the different group means is referred to as:

A: In ANOVA , there are two types of variation, one is between group and other is within group.

Q: 9. Under what circumstances will the distribution of sample means be normal?

Q: List and describe two of the common types of explanation for statistical relationship (other than…

Q: How would you explain conducting a scatter graph to someone who has never heard of correlation (but…

A: Scatter graph is a graph that is drawn to visualize the relationship between two variables ,x and y,…

Q: Distinguish between a distribution of sample means and a distribution of sample proportions.

A: Distribution of sample means and sample proportions are obtained.

Q: Explain or briefly discuss the difference between descriptive and inferential statistics.

A: As per our guidelines we are supposed to answer only 3 sub-parts of any question Hence I am solving…

Q: 6. How does skewness impact the shape of a distribution?

Q: The distribution of the number of personal time off (PTO) days per year offered by different U.S.…

Q: ▾ Part hn Paul teaches five sections of Introductory Psychology. He wants to know whether or not the…

A: In the given situation, There are 5 sections. Section 1 has 38 values, section 2 has 37 values,…

Q: What is the difference between grouped data and ungrouped data? In which situation should grouped…

A: Ungrouped data is the raw data given as individual data points. Grouped data is the data given in…

Q: A problem says "Find the z-score that cuts off the bottom 85% of a normal distribution."Is this…

A: Let X be a random variable following normal distribution with mean μ and variance σ2, i.e., X~N(μ,…

Q: The varaibility of a statistic is described by

A: The variability means the spread ness of the data set. The best measure of spread ness is standard…

Q: Describe why a researcher would use ANOVA. and Design a research idea that would require ANOVA to…

A: The one-way variance analysis (ANOVA) is used to evaluate if the mean of three or more independent…

Q: 1. Determine whether there is a significant difference on the perceived capabilities in research…

A: Anova is the analysis that used to compare the categorical variable which are numerical. It used to…

Q: Develop a basic understanding of the properties of a sampling distribution based on the properties…

A: The properties of sampling distribution are:

Q: Why does the mean inaccurately summarize a skewed distribution?

A: If the distribution is symmetric then mean is accurately summarized the data because it is exactly…

Q: - How do you know if a sample is significant different from the population mean? In other words,…

A: Let μ be the population mean of the sample we are taking and μ0 be the hypothesised population mean…

Question

1. in one-way ANOVA, identify the statistic used

as a measure of variation among the sample means.
as a measure of variation within the samples.
to compare the variation among the sample means to the variation within the samples.

What is a two-way ANOVA?

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

Similar questions

A better explanation of ANOVA and correlation
1. Consider the following sample of numbers: 1, 4, 5, 4, 3, 4, 7, 8, 5, 9, 12, 13, 11, 2. (a) Find the sample mean. (b) Find the sample standard deviation.
Customers waiting at Ellerton Bank have been complaining about the amount of time they must wait in line. Managers at the bank, beginning to investigate the problem, have recorded sample waiting times for 10 customers at the bank. Here are the 10 waiting times (in minutes). 22, 11, 15, 15, 16, 12, 23, 20, 22, 10 Send data to calculator (a) What is the median of this data set? If your answer is not an integer, round your answer to one decimal place. (b) What is the mean of this data set? If your answer is not an integer, round your answer to one decimal place. (c) How many modes does the data set have, and what are their values? Indicate the number of modes by clicking in the appropriate circle, and then indicate the value(s) of the mode(s), if applicable. 0 0 zero modes O one mode: two modes: O Dar and
What is a distribution of means and how it differs from a population distribution?
1. Comment on the shape of the distribution. 2. Use the empirical rule to state the percentage of annual sales between 1255 and 9181(millions of dollars) 3. Based on the z score, is the highest sale, $14138 (in millions) an outlier? Explain
If the sample size is 30 and the mean score for football players are 5.6, mean score for basketball players are 7.8, and mean score for baseball players are 4.8, what is the SS between of this study?
How does an observed sample mean qualify as a rare outcome?
The within subjects ANOVA may be used with
A person is interested in studying the amount of time (in minutes ) people spend on social media in a day. The following data is collected from a sample of 12 people : 45, 60,25,55,75,90,100,120,105,80, 0 and 220. Does the data contain outlier(s)? Explain your reasoning. ( use empirical rule and use the quartile method to check ).
6. Explain the reasoning behind announcing one's choice of using a one-tailed test before performing the statistical analysis on an observed data set.
Describe a study in which you can use both nonparametric and parametric statistics. A researcher has participants expecting to receive either painful or mild electrical shocks during a study wait in a quarter-full waiting room with other participants. He then measures whether they choose to sit next to other participants or if they sit far away on their own. What is the best test to run for this study and why?
Traditional statistics (means, variances, and hypothesis tests) are not used to evaluate the results from a single-case study. Explain how the results are evaluated.