add_inactive_replicates
                        Add inactive replicates to a survey design
                        object
as_bootstrap_design     Convert a survey design object to a bootstrap
                        replicate design
as_data_frame_with_weights
                        Convert a survey design object to a data frame
                        with weights stored as columns
as_fays_gen_rep_design
                        Convert a survey design object to a replication
                        design using Fay's generalized replication
                        method
as_gen_boot_design      Convert a survey design object to a generalized
                        bootstrap replicate design
as_random_group_jackknife_design
                        Convert a survey design object to a
                        random-groups jackknife design
calibrate_to_estimate   Calibrate weights from a primary survey to
                        estimated totals from a control survey, with
                        replicate-weight adjustments that account for
                        variance of the control totals
calibrate_to_sample     Calibrate weights from a primary survey to
                        estimated totals from a control survey, with
                        replicate-weight adjustments that account for
                        variance of the control totals
estimate_boot_reps_for_target_cv
                        Estimate the number of bootstrap replicates
                        needed to reduce the bootstrap simulation error
                        to a target level
estimate_boot_sim_cv    Estimate the bootstrap simulation error
get_design_quad_form    Determine the quadratic form matrix of a
                        variance estimator for a survey design object
get_nearest_psd_matrix
                        Approximates a symmetric, real matrix by the
                        nearest positive semidefinite matrix.
is_psd_matrix           Check whether a matrix is positive semidefinite
libraries               Public Libraries Survey (PLS): A Census of U.S.
                        Public Libraries in FY2020
lou_pums_microdata      ACS PUMS Data for Louisville
lou_vax_survey          Louisville Vaccination Survey
lou_vax_survey_control_totals
                        Control totals for the Louisville Vaccination
                        Survey
make_fays_gen_rep_factors
                        Form replication factors using Fay's
                        generalized replication method
make_gen_boot_factors   Creates replicate factors for the generalized
                        survey bootstrap
make_quad_form_matrix   Represent a variance estimator as a quadratic
                        form
make_rwyb_bootstrap_weights
                        Create bootstrap replicate weights for a
                        general survey design, using the
                        Rao-Wu-Yue-Beaumont bootstrap method
make_twophase_quad_form
                        Combine quadratic forms from each phase of a
                        two phase design
redistribute_weights    Redistribute weight from one group to another
rescale_reps            Rescale replicate factors
shuffle_replicates      Shuffle the order of replicates in a survey
                        design object
stack_replicate_designs
                        Stack replicate designs, combining data and
                        weights into a single object
subsample_replicates    Retain only a random subset of the replicates
                        in a design
summarize_rep_weights   Summarize the replicate weights
svyby_repwts            Compare survey statistics calculated separately
                        from different sets of replicate weights
variance-estimators     Variance Estimators
