What do we mean by dependent and independent samples


Discuss the below:

Q1) When does the t-statistic approximate the z-statistic? Please ask yourself this question before answering: for a probability level of 0.975 on a one-tailed probability distribution, what is z-score and what is t-statistic? Then ask yourself, when does the t-statistic approximates the z-statistic?

Q2) What does "pooling" standard deviations or pooling sample proportions mean?

Q3) What do we mean by dependent and independent samples?

 

Solution Preview :

Prepared by a verified Expert
Basic Statistics: What do we mean by dependent and independent samples
Reference No:- TGS01892856

Now Priced at $20 (50% Discount)

Recommended (94%)

Rated (4.6/5)