Sentence examples for between groups have occurred from inspiring English sources

Classical statistical techniques are designed to test and reject the hypothesis that observed differences between groups have occurred by chance.

Whereas statistical significance means the likelihood that the difference found between groups could have occurred by chance alone, effect-sizes provide an estimate of the size of the treatment effect.

In most clinical trials, a result is statistically significant if the difference between groups could have occurred by chance alone in less than 1 time in 20 (i.e. less than 5% probability, p < 0.05).

20 Although various aspects of the trial design mitigated against the risk of selection bias, differences between groups could still have occurred by chance.

The study was insufficiently powered to detect a small difference between the groups, should this have occurred.

A statistical difference between groups was considered to have occurred if the pooled 95% CI did not include 1 for the OR.

Finally, whilst "mere measurement effects" were found across groups, it is also possible that these could have occurred between groups.

The divergence between the two dog "core" groups was calculated to have occurred between approximately 14,000 and 6400 years ago (figure 2B), which is several millennia after the earliest known appearance of domestic dogs in Europe (~15,000 years ago) and East Asia (~12,500 years ago) (ref).

A further limitation is that we did we did not assess mortality between groups; several deaths will inevitably have occurred among patients lost to follow-up [12], and given the substantial difference in follow-up rates between groups, we considered that any mortality estimate would likely be subject to substantial bias due to misclassification of mortality among patients lost to follow up.

The difference in response latency between the groups of faces might have occurred due to differences in the saliency of words linked to antisocial behaviors (e.g., illegal, invaded, fraud, kidnapped) in comparison to words linked to prosocial behaviors (e.g., donated, charity, helped, fostered) and neutral behaviors (e.g. hobbies, shopping, swimming, eating out).

Since any differences between randomised groups at baseline could only have occurred by chance, no formal significance testing will be conducted.