population mean Archives

Calculate the normal range by creating the interval that is within 2 standard deviations of the population mean. Multiply the population standard deviation by 2 and then add/subtract from the population mean.

By EzekielPosted on September 24, 2022Posted in StatisticsTagged collegeessays, essayhelp, population mean, standard deviation

Unit 4 Discussion – Am I Normal? The average height for all males is 69.3 inches with a standard deviation of 2.8 inches. For females, the average height is 64 inches and the standard deviation is 2.8. These are population values. For this week’s discussion, you will calculate a z-score based on your own height […]

What is the standard deviation in the population of the outcome variable?

By DanielPosted on January 31, 2021Posted in BusinessTagged assignmenthelp, collegeessays, essayhelp, population mean, population parameter, random samples, test statistic

Sampling INTRODUCTION Inference is a statistical concept that pertains to drawing conclusions from a subset of evidence (a sample). Let us say the mean score on a leadership measure (a population parameter) was known to be 100. (Note: In practice, we rarely know the values of population parameters.) Next, we take a random sample of […]