The phrase "allotted randomly" is correct and usable in written English.
It can be used when describing a process where something is distributed or assigned without a specific pattern or method.
Example: "The prizes were allotted randomly to ensure fairness in the competition."
Alternatives: "distributed at random" or "assigned randomly".
Steers were stratified by weight, and allotted randomly to treatment in a completely randomized design.
Animals were housed individually and allotted randomly into experimental units in an entirely randomized design.
British × Continental steers (n = 72; initial BW = 305 ± 13 kg) were blocked by BW and allotted randomly to 24 pens (8 pens per treatment; 3 pens per block; 3 steers per pen).
Eight (8) growing female Anglo-Nubian × Fiji local goats, 8 9-month-old, with a pre-trial mean live weight of 12.3±0.18 9-month-oldotted randomly in a double 4×4 Latin Square design after having balanced the groups for age and weight.
Thereafter the mice were allotted randomly to two groups of 7 cages each with 4, 6, 8, 10, 12, 14, and 16 mice in every cage to create increasing crowding gradient and fed either NFD or high fat diet (HFD).
Of 258 without a favorable response, 130 were allotted randomly to triple therapy DMARD therapy and 128 to infliximab.
The remaining 21 lambs were alloted randomly to 3 levels of dry matter intake: ad libitum, or restricted to 70 or 40% of the ad libitum intake.
The authors ran a series of experiments where students were randomly allotted sums of money, separated by $1, and informed about the "income distribution" that resulted.
Chit chat among those, like me, who did their best with their own randomly allotted 60 minutes of notoriety, is that all plinthers who have taken part should turn up in the square for a party to celebrate the final moments of Gormley's eccentric and ecletic experiment.
Within block sows were randomly allotted to feeding strategy.
The quail chicks were randomly allotted equally to five groups (40 birds per each).
