Define the term linear interpolation?

Q: Using the given result/data, create a discussion with backup related literature.

A: The given data is a Likert scale analysis which analysis the responses of the customers regarding…

Q: What is Observational Study?

A: Experimental study: If the researcher influences or controls one of the variables in the study and…

Q: Calculate the mean of this data set. {8, 3, 5, 12} 1

A:

Q: Is the scatterplot informative?

A: A scatter plot is a diagram that is used to display values for two variables for a set of data. This…

Q: Determine whether the value is from a discrete or continuous data set. Number of bacteria in a…

A: It is given that the Number of bacteria in a petri dish is 12,120. Continuous data: The continuous…

Q: Explain the concept ofrepresentative sampling.

A: Representative sampling: A representative sample is a subset of a population that seeks to correctly…

Q: Before planning and conducting a study to obtain information, what should be done?

A: In this scenario, it is need to describe the activity that should be done before planning and…

Q: What is Random Assignment?

A: Random assignment is when a research group (i.e. an experimental group or a control group) is…

Q: Provide an illustration on how Bayesian analysis is used.

A: With the help of mathematical probability, the Bayesian analysis gives an explanation about the…

Q: A tax auditor selects every 1000th income tax return that is received. Which sampling is used here?

A: A tax auditor selects every 1000th income tax return that is received. Here we will use Systematic…

Q: What is Classic Variable Sampling?

A: In this case we need to define about the classic variable sampling.

Q: What does The level of significance spotlights?

A: Level of significance is used in hypothesis testing. It is defined as the Type I error. The symbol…

Q: What is formula for degree of freedom?

A: Degrees of freedom in statistics are the number of independent observation or variables that can…

Q: Identify research topics that are well suited for survey research.

A: In survey, the responses given by individuals to questions are collected.

Q: Calculate the coefficient of variation for each data set. Which data set has less consistency (or…

A: The coefficient of variation is defined as CV = (SD/mean )×100

Q: find sample sd for given data   11,15,18,19,19,20,20,20,24,25

A: X X2 11 121 15 225 18 324 19 361 19 361 20 400 20 400 20 400 24 576 25 625…

Q: Describe about Variability within Groups.

A: There are two types of variability in ANOVA. They are, Between groups variability. Within group…

Q: What is the advantage of using piecewise interpolation than using Lagrange interpolation?

A: Piecewise linear interpolation is second-order accurate. The Lagrange interpolation formula is a…

Q: Explain the concept of Unbiasedness?

A: Unbiasedness states that there is no bias. If the statistics are not an underestimation or…

Q: What is research hypothesis?

A:

Q: What is the explanatory variable ?

A: What is the explanatory variable ?

Q: Define the concept of Consistency in statistics? when can we say data is perfectly consistent?

A: Consistency or a consistent estimator is one that uniformly converges to the true population value…

Q: Describe about Variability between Groups.

A: In ANOVA, the total variability can be split into various sum of squares (variations). They are sum…

Q: What is an outlier and how can we identify them?

A: Outlier :   Outliers are data points that are far from other data points. In other words, they’re…

Q: What is Scatterplot?

A: Scatterplot: A scatterplot is a type of data display that shows the relationship between two…

Q: Make a conclusion based on the histogram (attached below)

A: We need to make interpretation based on given Histogram

Q: What is Meta-analysis?

A: A meta-analysis is a survey in which the results of the studies included in the review are…

Q: Extrapolating may lead to wrong predictions

A: Given:  Extrapolation: The process in which you estimate the value of given data beyond its range is…

Q: Define Inferential Statistics?

A: Inferential statistics use a random sample of data taken from a population to describe and make…

Q: Define the term Sample Correlation? why it is used in linear equation?

A: Correlation measure linear relationship between the variables.   Correlation: Correlation is used to…

Q: Should Genetic Data be treated any different than general research information/data?

A: Genetic privacy” is a complicated concept, and a new study finds that decoding how people feel about…

Q: What is the discrimination coefficient?

A: Discrimination coefficient

Q: What are the following terms mean: Instantaneous Sampling, Sampling and Flat-Top Sampling?

A:

Q: Identify statistics  idenrify p

A: As the data has not been provided,I have explained the testing procedure.For answer,we just need to…

Q: If the total number of data sample is 100, how many suitable number of classes if the data samples…

A: Solution-: Given: N=100 We find how many  suitable number of classes in the data set?

Q: What do we assume our Level of Significance to be unless otherwise specified?

A: Significance level ( alpha ) :  The significance level, also denoted as alpha or α, is a measure of…

Q: What is Variability within Groups?

A: The term variability within groups is used in ANOVA technique, it is also known as error variance…

Q: How many students use RStudio only for data analysis? How many students use at least two software…

A:

Q: Why is a scatter diagram important?

A: We have to explain why scatter diagram is important

Q: How to construct Scatterplot?

A: Scatter Plot: Scatter plot is the graphical representation of the relationship between two variables…

Q: Define variables sampling.

A: There are two kinds of sampling inspection:- Sampling inspection by variables Sampling inspection…

Q: List three types of samples and explain it.

A: The types are samples is as follows: Simple random sampling Systematic sampling Stratified sampling…

Q: Is sampling always reliable?

A: