Question
Among common insect monitoring tools, which of the
following would be considered an unbiased sampling strategy for population estimates?Solution
Each of these traps has some form of bias (e.g., attraction to light, color, or movement), making them unreliable for completely unbiased sampling.
13    13      26       ?      832       13312
...290, 571, 900, ?, 1485, 1890
- What will come in place of (?), in the given number series.
1, 1, 2, 3, 5, ?, 13 120, 126, 138, 162, ?, 306
? , 864, 432, 144, 36, 7.2
What will come in place of the question mark (?) in the following series?
75, ?, 107, 148, 229, 390
114, 146, 210, 306, 434, ?
660, 653, 639, 618, 590, ?
- What will come in place of (?) in the given number series.
729, 243, 81, 27, ?, 3 9000, 1800, 450, ?, 75, 75Â