When the IV and DV are both numeric, which statistical test is most appropriate to use for prediction?

What information is provided by calculations of the "F" test statistic?

Provide an example of a research project in your hometown where the one-sample chi-square test would be the most appropriate statistical technique to use. How would you make it a two-sample chi-square test?

Describe when you would use an analysis of variance versus an independent samples t-test.

Can the standard deviation of a data set be zero?

The varaibility of a statistic is described by

Which type of data is the strongest data for statistical analysis?

A manager wishes to determine whether the mean times number of sick days differ for three levels of employees. He randomly selected 10 employees within each level (Hourly, Salaried, and Management). Decide what statistical procedure would most likely be used to answer the research question. Assume all assumptions have been met for using the procedure.

which of the best illustrates the distinction between statistical significance and practical importance?

I am lookin for the relationship between the sample mean and the population mean and also the relationship between the standard error and the sample size.

what is the name for this statistical test

It is not important to collect samples randomly. True or false

You are estimating the mean blood plasma volume in male firefighters and you’ve decided to usethe sample mean, ?̅, as the estimator. Explain why ?̅ has a normal sampling distribution