What is triangular estimation?

What is triangular estimation? Triangular distribution is a common formula used when there is insufficient historical data to estimate duration of an activity. It is based on three points that consider estimation uncertainty and risk. Most likely (M): estimate based on the duration of the activity given all the other considerations. What is the three-point […]

Who named stars stars?

Who named stars stars? Johann Bayer was the first to use Greek letters for star names — and four centuries later, we use them still. Here is the constellation Taurus from Bayer’s Uranometria atlas of 1603. At least beginners aren’t alone in their confusion of star names. How are stars named when put into a […]

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