**Daily update | 05 July, 2022**

# StackExchange

#### Calculate standard deviation with only the averages from a number of samples

**Source:** stats**Views:** 88**Score:** 5**Tags:** standard-deviation

#### Multiple linear regression with lm() in R, why is the intersection dependent on the name of the "first" country

**Source:** stats**Views:** 100**Score:** 3**Tags:** r regression lm

#### Does the lack of a basic effect preclude more complex post-hoc analyses?

**Source:** stats**Views:** 15**Score:** 1**Tags:** hypothesis-testing statistical-significance effect-size

#### What does this statement relative to neural network weight initialization mean?

**Source:** datascience**Views:** 12**Score:** 1**Tags:** neural-network

#### What does the Cross-Validation procedure try to estimate?

**Source:** stats**Views:** 18**Score:** 1**Tags:** cross-validation