Compute theoretical sample sizes from factor level standard deviations

Compute theoretical sample sizes from factor level standard deviations

Usage

lfq_power_t_test_quantiles(
  lfqdata,
  delta = 1,
  power = 0.8,
  sig.level = 0.05,
  probs = seq(0.5, 0.9, by = 0.1)
)

Arguments

lfqdata

LFQData object

delta

effect size you are interested in

power

of test

sig.level

P-Value

probs

numeric vector of quantile probabilities

See also

Other stats: INTERNAL_FUNCTIONS_BY_FAMILY, lfq_power_t_test_proteins(), lfq_power_t_test_quantiles_V2(), plot_stat_density(), plot_stat_density_median(), plot_stat_violin(), plot_stat_violin_median(), plot_stdv_vs_mean(), pooled_V2(), summarize_stats()

Examples

bb1 <- prolfqua::sim_lfq_data_peptide_config()
#> creating sampleName from file_name column
#> completing cases
#> completing cases done
#> setup done
lfq <- LFQData$new(bb1$data, bb1$config)
res <- lfq_power_t_test_quantiles(lfq)
#> Warning: Intensities are not transformed yet.
res$summary
#> # A tibble: 5 × 4
#>   quantile probs    sd `FC=2`
#>   <chr>    <dbl> <dbl>  <dbl>
#> 1 50%        0.5 0.861     13
#> 2 60%        0.6 1.00      17
#> 3 70%        0.7 1.08      20
#> 4 80%        0.8 1.28      27
#> 5 90%        0.9 1.48      36
res <- lfq_power_t_test_quantiles(lfq, delta = 2)
#> Warning: Intensities are not transformed yet.
res <- lfq_power_t_test_quantiles(lfq, delta = c(0.5, 1, 2))
#> Warning: Intensities are not transformed yet.