Error(s) in re-building vignettes:
--- re-building 'Confidence_interval_for_a_mean.Rmd' using rmarkdown
Quitting from lines 101-102 (Confidence_interval_for_a_mean.Rmd) 
Error: processing vignette 'Confidence_interval_for_a_mean.Rmd' failed with diagnostics:
number of characters is not computable in "bytes" encoding, element 1
--- failed re-building 'Confidence_interval_for_a_mean.Rmd'

--- re-building 'Confidence_interval_for_a_proportion.Rmd' using rmarkdown
Quitting from lines 121-122 (Confidence_interval_for_a_proportion.Rmd) 
Error: processing vignette 'Confidence_interval_for_a_proportion.Rmd' failed with diagnostics:
number of characters is not computable in "bytes" encoding, element 1
--- failed re-building 'Confidence_interval_for_a_proportion.Rmd'

--- re-building 'Confidence_interval_for_paired_mean_difference.Rmd' using rmarkdown
Quitting from lines 119-120 (Confidence_interval_for_paired_mean_difference.Rmd) 
Error: processing vignette 'Confidence_interval_for_paired_mean_difference.Rmd' failed with diagnostics:
number of characters is not computable in "bytes" encoding, element 1
--- failed re-building 'Confidence_interval_for_paired_mean_difference.Rmd'

--- re-building 'Confidence_interval_for_proportion_difference.Rmd' using rmarkdown
Quitting from lines 116-117 (Confidence_interval_for_proportion_difference.Rmd) 
Error: processing vignette 'Confidence_interval_for_proportion_difference.Rmd' failed with diagnostics:
number of characters is not computable in "bytes" encoding, element 1
--- failed re-building 'Confidence_interval_for_proportion_difference.Rmd'

--- re-building 'Confidence_interval_for_unpaired_mean_difference.Rmd' using rmarkdown
Quitting from lines 101-102 (Confidence_interval_for_unpaired_mean_difference.Rmd) 
Error: processing vignette 'Confidence_interval_for_unpaired_mean_difference.Rmd' failed with diagnostics:
number of characters is not computable in "bytes" encoding, element 1
--- failed re-building 'Confidence_interval_for_unpaired_mean_difference.Rmd'

--- re-building 'Hypotheis_test_for_a_difference_between_proportions.Rmd' using rmarkdown
--- finished re-building 'Hypotheis_test_for_a_difference_between_proportions.Rmd'

--- re-building 'Hypothesis_test_Paired_Mean_Diff.Rmd' using rmarkdown
--- finished re-building 'Hypothesis_test_Paired_Mean_Diff.Rmd'

--- re-building 'Hypothesis_test_Unpaired_Mean_diff.Rmd' using rmarkdown
--- finished re-building 'Hypothesis_test_Unpaired_Mean_diff.Rmd'

--- re-building 'Hypothesis_test_for_a_mean.Rmd' using rmarkdown
--- finished re-building 'Hypothesis_test_for_a_mean.Rmd'

--- re-building 'Hypothesis_test_for_a_proportion.Rmd' using rmarkdown
--- finished re-building 'Hypothesis_test_for_a_proportion.Rmd'

--- re-building 'Package_interpretCI.Rmd' using rmarkdown
Warning: Removed 61 rows containing missing values (position_quasirandom).
Warning: Removed 61 rows containing missing values (position_quasirandom).
Warning: Removed 61 rows containing missing values (position_quasirandom).
Warning: Removed 61 rows containing missing values (position_quasirandom).
--- finished re-building 'Package_interpretCI.Rmd'

SUMMARY: processing the following files failed:
  'Confidence_interval_for_a_mean.Rmd'
  'Confidence_interval_for_a_proportion.Rmd'
  'Confidence_interval_for_paired_mean_difference.Rmd'
  'Confidence_interval_for_proportion_difference.Rmd'
  'Confidence_interval_for_unpaired_mean_difference.Rmd'

Error: Vignette re-building failed.
Execution halted