# Statistics – Unit 8

Posted by on May 31, 2019

Unit 8

Topics:

Introduction to Sampling Distributions link:Introduction to Sampling Distributions

• Learning Objectives
1. Define inferential statistics
2. Graph a probability distribution for the mean of a discrete variable
3. Describe a sampling distribution in terms of “all possible outcomes”
4. Describe a sampling distribution in terms of repeated sampling
5. Describe the role of sampling distributions in inferential statistics
6. Define the standard error of the mean

Sampling Distribution of the Mean link:Sampling Distribution of the Mean

• Learning Objectives
1. State the mean and variance of the sampling distribution of the mean
2. Compute the standard error of the mean
3. State the central limit theorem

Sampling Distribution of Difference Between Means link:Sampling Distribution difference between means

• Learning Objectives
1. State the mean and variance of the sampling distribution of the difference between means
2. Compute the standard error of the difference between means
3. Compute the probability of a difference between means being above a specified value

Sampling Distribution of Pearson’s r link:sampling distribution of r

• Learning Objectives
1. State how the shape of the sampling distribution of r deviates from normality
2. Transform r to z’
3. Compute the standard error of z’
4. Calculate the probability of obtaining an r above a specified value

Sampling Distribution of p link:Sampling Distribution of p

• Learning Objectives
1. Compute the mean and standard deviation of the sampling distribution of p
2. State the relationship between the sampling distribution of p and the normal distribution

(95)