What is the population average that is being used for comparison in this example? What is the sample size? What is the t-statistic? A/ =this a statistically significant correlation? Yes or No

Q: Statisticians are mostly interested in learning about the - population, sample, averages, or…

A: It is given that the statement about to the statistics terminology. Here, need to find out the…

Q: Explain the the Chi-Squared Distribution?

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Q: What is the best point estimate for the population's variance if the sample variance is 6? Round…

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Q: Calculating Sample Statistics 2. Listed are head injury measurements from small cars that were…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Define how to use t-Statistic in Regression When the Sample Size Is Small? Explain Use of the…

A: The t statistics is divided by its standard error coefficient. The default error is an approximation…

Q: The absolute difference between the population mean and the sample mean is called the

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Q: A has multiple criteria for admitting students into one of its academic udent achievement scores…

A: We see that the dependent variable is chance of success for each student, which lies in the interval…

Q: What is percentage of variance explained (r2)? What info does it tell you about the independent…

A: What is percentage of variance explained (r2)=Square of correlation coefficient   What info does it…

Q: Your research question is about understanding whether there are gender differences (female, male) in…

A: t-test are applied only to continuous scale of observations.  Independent sample t-test is used to…

Q: Describe about Sources of variability for ANOVA and the F ratio.

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Q: How to differentiate dependent and independent samples?

A: It is a subset of the population. In other words, it is a representative part of the population.

Q: Discuss the similarities and differences between a histogram and a relative frequency histogram as a…

A: In histogram , we plot class level against frequency of the distribution whereas in relative…

Q: What does a distribution represent?

A: A distribution nothing but function that represent the possible values for a variable and how often…

Q: what is the normal curve?  explanations and examples would help. I am very grateful.

A: A normal curve is a well- shaped curve that shows the probability distribution of continuous random…

Q: Why Squared Correlation Coefficient Does Not Apply to Individual Scores?

A: Squared Correlation coefficient: Squared correlation coefficient is also known as coefficient of…

Q: What is the linear correlation, test statistics, and p-value?

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Q: Describe the appearance of a scatter plot showing the data from a set of scores that produce a…

A: A scatterplot is a graphical representation that depicts the association/relationship between two…

Q: What is the effect of outliers on the value of correlation?

A: An outlier is a score that falls beyond the limits of the scores remaining on the scatter map. For…

Q: What is the example of Pearson correlation coefficient and what is the functions?

A: Correlation between sets of data is a measure of how well they are related. The most common measure…

Q: Which one is not measuring the degree to which the scores in a distribution are spread out or…

A: Variance is a measure of dispersion. It measures how far each observation falls from the mean of the…

Q: Whn determining whether there is a correlation between two variables ,one should use a to explore…

A: Correlation is a measure of association between two continuous variables.