Zadanie 7d
The box plot summarizes processing times for the 20000 specimens. (i) Estimate how many took between 4 and 28 minutes. (ii) Half took less than a minutes; estimate a.
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The box plot summarizes processing times for the 20000 specimens. (i) Estimate how many took between 4 and 28 minutes. (ii) Half took less than a minutes; estimate a.
For the next 50-day cycle, capacity is expanded to 612. The model adds 12 specimens to each daily count. (i) Find the new mean daily count. (ii) State the effect on the variance.
Show that S(x) = 108/x + 3πx2.
Use S(x) = 108/x + 3πx2. (i) Find S′(x). (ii) Find the exact positive stationary radius a.
For S(x) = 108/x + 3πx2 and a = (18/π)1/3: (i) find S″(x); (ii) use S″ to justify a minimum at a; (iii) find the minimum area.
(i) Find p. (ii) State the modal class.
Use the cumulative graph to estimate (i) the median daily count; (ii) the number of days when at least 80% of capacity was used.
(i) Give one disadvantage of inspecting only the first 10% of arrivals. (ii) Describe systematic sampling of 10% of arrivals. (iii) Name a method that sets sample numbers to match the known proportions of refrigerated and ambient specimens.
The box plot summarizes processing times for the 20000 specimens. (i) Estimate how many took between 4 and 28 minutes. (ii) Half took less than a minutes; estimate a.
For the next 50-day cycle, capacity is expanded to 612. The model adds 12 specimens to each daily count. (i) Find the new mean daily count. (ii) State the effect on the variance.