cleanup code

[aravindhebbali]

No description provided.

[codecov-io]

Codecov Report

Merging #33 into master will decrease coverage by 0.1%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master      #33      +/-   ##
==========================================
- Coverage   94.39%   94.29%   -0.11%     
==========================================
  Files          22       22              
  Lines        2410     2367      -43     
==========================================
- Hits         2275     2232      -43     
  Misses        135      135

Impacted Files	Coverage Δ
R/infer-mcnemar-test.R	66.66% <ø> (ø)	⬆️
R/infer-runs-test.R	94.73% <100%> (-0.27%)	⬇️
R/infer-cochran-q-test.R	92.3% <100%> (-0.55%)	⬇️
R/infer-chisq-gof-test.R	95.23% <100%> (-0.22%)	⬇️
R/infer-os-t-test.R	96.42% <100%> (-0.24%)	⬇️
R/infer-ts-var-test.R	92.1% <100%> (-1.08%)	⬇️
R/infer-anova.R	90.47% <100%> (-0.83%)	⬇️
R/infer-ts-paired-ttest.R	91.66% <100%> (-1.2%)	⬇️
R/infer-chisq-assoc-test.R	97.72% <100%> (-0.19%)	⬇️
R/infer-levene-test.R	90.32% <100%> (-1.57%)	⬇️
... and 5 more

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