Mountain Shadows Phonemic Awarenss Scale (MSPAS)
Administration InstructionsA
Administration InstructionsB
Score Sheet
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Watkins, M. W., & Edwards, V. A. (2004). Assessing
early literacy skills with the Mountain Shadows Phonemic Awareness Scale (MSPAS). Journal of Psychoeducational Assessment, 22, 314.
Nelson, J. M. (2008). Psychometric evaluation of the Mountain Shadows Phonemic Awareness Scale with a kindergarten sample. Journal of Psychoeducational Assessment, 26, 287298.
Psychoeducational report, recall measure, and satisfaction measure (in pdf format) from: Miller, J. A., & Watkins, M. W. The use of graphs to communicate psychoeducational test results to parents.
Watkins, M. W., & Browning, L. J. (2015). The Baylor revision of the Motivation to Read Survey (BMRS). Research and Practice in the Schools, 3, 3750.
Link
 Title
 Description

ASCA Assistant  A standalone scoring program for the Adjustment Scales for Children and Adolescents (ASCA). It also performs syndromic profile analysis, discriminant analysis, and situtype analysis. Only for those who own ASCA manual and protocols.  
MacParallel Analysis  A standalone program that contains tables of eigenvalues produced by Monte Carlo simulations for determination of Parallel Analysis criteria.  
Monte Carlo PCA for Parallel Analysis  A standalone program that computes Parallel Analysis criteria (eigenvalues) by performing a Monte Carlo simulation based on the number of subjects, variables, and repetitions.  
r To z Conversion  A standalone program that calculates rtoz and ztor.  
AbilityAchievement Discrepancy Analysis  A standalone program that performs a simple regressionbased prediction of achievement for determination of a severe abilityachievement discrepancy.  
Rc Coefficient of Congruence  A standalone program that calculates the coefficient of congruence for comparing factor solutions from different studies or different samples.  
Diagnostic Utilitity Statistics  A standalone program that calculates diagnostic efficiency statistics: sensitivity, specificity, false positive rate, false negative rate, positive and negative predictive power, odds ratio, Kappa, AUC, etc.  
ROC Analysis  A standalone program that graphs the Receiver Operating Characteristic (ROC) curve and calculates the Area Under the ROC Curve (AUC) using a nonparametric method.  
ChiSquare Analysis  A standalone program that calculates the chisquare statistic for 2x2 to 10x10 contingency tables. Also calculates the contingency, phi, and kappa statistics.  
Probability Calc  A standalone program that calculates the probability of z, t, F, and chisquare values.  
MacBonferroni  A standalone program that calculates Holm's sequential Bonferroni method to maintain experimentwise error rates at a desired alpha level.  
RandomNum  A standalone program that generates random numbers from uniform and normal distributions.  
RangeRestrict  A standalone program that computes the correlation when the variability of scores in a sample is smaller than that found in the population.  
CorrectAttenuation  A standalone program that estimates the correlation that would be obtained if two perfectly reliable measures had been used.  
Simple t  A standalone program that calculates independent and dependent ttests from group data (mean, standard deviation, correlation).  
MacKappa  A standalone program that calculates general and partial kappa coefficients for nominal data.  
CAcalculator  A standalone program that calculates chronological age when given date of birth and date of test.  
rProphecy  A standalone program that calculates the SpearmanBrown 'Prophecy' formula that estimates the reliability of a test if its number of items is altered.  
Effect Size Calculator  A standalone program that calculates effect sizes (Cohen's d, r, Glass's Δ, Common Language Effect Size) given appropriate means and standard deviations.  
MacOrtho  A standalone program that transforms an hierarchical higherorder factor analysis solution into an orthogonal solution as described by Schmid and Leiman (1957).  
MacMahalanobis  A standalone program that calculates Mahalanobis distance for multiple cases, given entry of an inverted covariance matrix.  
Pairwise Tests  A standalone program that calculates three Pairwise Tests: simple Bonferroni adjustment, Holm's sequential Bonferroni method, and Benjamin and Hochberg's False Discovery Rate.  
alphaN  A standalone program that estimates the sample size needed for a specified coefficient alpha, given the Type I error rate and effect size.  
rCI  A standalone program that computes the confidence interval of a correlation coefficient.  
rSim  A standalone program that interactively simulates how the 95% confidence interval and statistical significance (p ≠ 0) of the correlation coefficient vary as a function of sample size.  
Invariance  A standalone program that calculates three indices of factorial invariance: the coefficient of congruence, a chisquare goodness of fit test, and Cattell's Salient Variable Similarity index.  
MacPotthoff  A standalone program that performs Potthoff regression bias analysis.  
MacRCI  A standalone program that calculates the Reliable Change Index (RCI) of Jacobson and Truax (1991).  
Standard Score Converter  A standalone program that converts raw scores to standard scores and converts between standard scores, including z, T, deviation IQ, NCE, percentile, etc.  
BayesianCalc  A standalone program that calculates positive predictive power, given prevalence and test results.  
SEscree  A standalone program that quantifies the visual scree test to determine the number of factors to retain in exploratory factor analysis.  
SimpleStatTests  A standalone program that calculates tests of dependent and independent means, variances, correlations, proportions, alpha coefficients, and AUCs from group data.  
Reliability of Difference Scores  A standalone program that calculates the reliability of difference scores, given the reliability of two tests and the correlation between those two tests.  
BMI Calculator  A standalone program that calculates the Body Mass Index for adults given height and weight.  
CIeigenvalue  A standalone program that computes the confidence intervals of obtained eigenvalues as per Larsen and Warne (2010).  
EDPcalc  A standalone program for evidencebased practice that computes posterior probability when given prior probability and likelihood ratio.  
ChiSquareDiff  A standalone Macintosh program to compute the statistical significance of chisquare difference tests as typically used in comparisons of nested SEM models in EQS, LISREL, and Mplus SEM software as per Bryant and Satorra (2012).  
Omega  A standalone program to compute omega and omega hierarchical, measures of measurment precision or reliability, using standardized loadings from a confirmatory factor analysis. Also includes ECV, H, and PUC values in addition to omega.  
alpha  A standalone program to compute the alpha coefficient of internal consistency.  
CoinFlip  A standalone program that uses a random number generator to simulate coin flips.  
MaxR  A standalone program that computes the maximum validity coefficient given the reliability of two tests.  
Structure Coefficients  A standalone program that computes the structure coefficient matrix from the pattern matrix and the matrix of factor intercorrelations.  
HigherOrder  A standalone program that computes the loading of a secondorder factor onto the observed variables given the pattern coefficients from firstorder factoring.  
Partial Correlation  A standalone program that computes the partial correlation given reliability and correlation.  
Multiple Correlation  A standalone program that computes the multiple correlation and squared multiple correlation of each variable with all the other variables in a correlation matrix.  
RegPart  A standalone program that computes Pratt's measure of the relative importance of predictor variables in linear regression.  
Cor<>Cov  A standalone program that converts correlation matrices to covariance matrices and vice versa.  
AIC  A standalone program that computes AIC difference, Akaike weights, and Akaike evidence ratios.  
BIC  A standalone program that identifies the most plausible model using BIC posterior and BIC factor values.  
ICLbic  A standalone program that computes the Integrated Classification Likelihood with Bayesiantype Approximation (ICLbic; Biernacki, Celeux, & Govaert, 2000).  
Visual Bayes  A standalone program that visually displays a Bayesian approach to positive predictive power, given prevalence and test results.  
Polya's Urn  A standalone program that displays a simulation of Polya's urn: a sampling distribution demonstration that illustrates how small imbalances can be magnified over time.  
Mac  Residuals  A standalone program that describes a residual matrix in terms of RMSR and numbers of residuals >.05 and >.10. 
Mac  Multicollinearity  A standalone program to compute Haitovsky's (1969) test of singularity for a correlation matrix. If statistically significant, the correlation matrix is not suitable for further statistical manipulation. 
(Click on the Mac for Macintosh and Windows for Windows operating system versions) 
