Joy Yang

5 Questions 9 Answers 0 Followers

Questions related from Joy Yang

For a neural network, in what case would the hidden layer have more nodes than the input layer?

I came across a picture denoting neural network that has more nodes (variables) in an hidden layer than the input layer. I do not know why it makes sense to have more variables than the input as...

12 December 2018 3,829 14 View

When to continue on the current topic and when to stop and change directions while doing research?

Hi guys, I might be silly to ask this question. Here is the situation I am facing and any suggestion would be appreciated. I am writing my first serious research paper in economics. At the...

07 July 2018 1,635 11 View

How to select papers when writing a literature review?

Maybe I am unprofessional to ask this question here. But I really want to know how economists decide which paper to put in a literature review. Given that two papers have a similar content, should...

05 May 2018 2,159 16 View

To ensure independence in central limit theorem, we need sample size to be less than 10% of the population size if sampling without replacement. Why?

As is described in the title. Thanks for your help!

12 December 2017 9,141 3 View

Comparison of two sample proportions?

When we use t test to compare two sample means, the testing statistics of paired variables and that of independent variables are different. However, whether the two variables are dependent will...

12 December 2017 6,435 4 View