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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def createLrrBafPlot(raw_dir, problematic_samples, format, dpi, out_prefix):
 """Creates the LRR and BAF plot. :param raw_dir: the directory containing the intensities. :param problematic_samples: the file containing the problematic samples. :param format: the format of the plot. :param dpi: the DPI of the resulting images. :param out_prefix: the prefix of the output file. :type raw_dir: str :type problematic_samples: str :type format: str :type out_prefix: str Creates the LRR (Log R Ratio) and BAF (B Allele Frequency) of the problematic samples using the :py:mod:`pyGenClean.SexCheck.baf_lrr_plot` module. """

    # First, we create an output directory
    dir_name = out_prefix + ".LRR_BAF"
    if not os.path.isdir(dir_name):
        os.mkdir(dir_name)

    # The options
    baf_lrr_plot_options = ["--problematic-samples", problematic_samples,
                            "--raw-dir", raw_dir, "--format", format,
                            "--dpi", str(dpi),
                            "--out", os.path.join(dir_name, "baf_lrr")]
    try:
        baf_lrr_plot.main(baf_lrr_plot_options)
    except baf_lrr_plot.ProgramError as e:
        msg = "BAF LRR plot: {}".format(e)
        raise ProgramError(msg)