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jeremy radcliff
  • Member for 7 years, 7 months
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14 votes
2 answers
490 views

How can we get a normal distribution as $n \to \infty$ if the range of values of our random variable is bounded?

13 votes
2 answers
7k views

Is Multiple Linear Regression in 3 dimensions a plane of best fit or a line of best fit?

9 votes
2 answers
2k views

Can we really sample from a Continuous distribution (Scipy function) and what does it mean?

8 votes
2 answers
13k views

What exactly does scipy.stats.ttest_ind test?

6 votes
1 answer
839 views

How to make sense of non-linear data transformations? What conclusions drawn can you apply to original data?

5 votes
1 answer
210 views

Intuition (geometric or other) for $Var(X+Y) = Var(X)+Var(Y) + 2 \ Cov(X, Y)$

5 votes
2 answers
319 views

Does a confidence interval carry some extra error for non perfectly normal distributions?

4 votes
1 answer
147 views

Why are we using population symbols ($\sigma^2$, $\mu$, ...) instead of sample symbols ($s^2$, $\bar{x}$, ...) for Random Variables?

4 votes
2 answers
824 views

Understanding the formula for the Confidence Interval of the difference between two sample proportions

3 votes
3 answers
440 views

Why do we use $P_0$ instead of $\hat{p}$ for sample proportion Hypothesis Testing?

3 votes
1 answer
850 views

Why are all CLT problems using a single random sample when the CLT requires "repeatedly drawing random samples"?

2 votes
1 answer
104 views

Can this situation really be modeled using a Binomial Random Variable? It seems we're sampling without replacement

1 vote
1 answer
2k views

Covariance between two random variables with different number of values?

1 vote
1 answer
261 views

How confident can you be of prediction accuracy, even in the case of a causal relationship?

1 vote
0 answers
90 views

Logged Y data before regression, will we get logged predictions from our model?

1 vote
0 answers
29 views

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