Mynur Rashid Mahi

3 Questions 8 Answers 0 Followers

Questions related from Mynur Rashid Mahi

For Sampling distribution, Is it MUST “no of observations in each sample has to be equal”?

For example: We’re interested about operation time for a product. Operation time for previous batches are available. From that list of batches (samples) we selected 30 batches. Here, each batches...

06 June 2018 4,865 5 View

If data aren't normally distributed ( for example, exponentially distributed), how to estimate population mean from sampling?

We can estimate population mean by sampling distribution of mean/ std. deviation. There are central limit theorem, Z table, t-table to support on the estimation of population parameter (i.e....

05 May 2018 2,379 10 View

What’s the appropriate sample size (observed data) for bootstrapping method?

Sample size, >30 considered as the “magic” number to get idea about data distribution and calculation of confidence interval etc. There’s in depth discusses available on researchgate as well...

05 May 2018 3,785 0 View