adjust for overall counts in lm_dist.

[codecov[bot]]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.28 :tada:

Comparison is base (e755801) 85.51% compared to head (e555db6) 85.79%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #62 +/- ## ========================================== + Coverage 85.51% 85.79% +0.28% ========================================== Files 32 32 Lines 842 859 +17 ========================================== + Hits 720 737 +17 Misses 122 122 ``` | [Impacted Files](https://codecov.io/gh/nateosher/DM-ME/pull/62?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | Coverage Δ | | |---|---|---| | [R/MltplxExperiment.R](https://codecov.io/gh/nateosher/DM-ME/pull/62?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-Ui9NbHRwbHhFeHBlcmltZW50LlI=) | `92.30% <100.00%> (+0.07%)` | :arrow_up: | | [R/MltplxObject.R](https://codecov.io/gh/nateosher/DM-ME/pull/62?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-Ui9NbHRwbHhPYmplY3QuUg==) | `97.27% <100.00%> (+0.12%)` | :arrow_up: | | [R/generics.R](https://codecov.io/gh/nateosher/DM-ME/pull/62?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-Ui9nZW5lcmljcy5S) | `100.00% <100.00%> (ø)` | | | [R/lm\_dist.R](https://codecov.io/gh/nateosher/DM-ME/pull/62?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-Ui9sbV9kaXN0LlI=) | `94.11% <100.00%> (+1.01%)` | :arrow_up: | Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None)

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