1. INTRODUCTION

2. DATA AND BASIC MEASUREMENTS
2.1. MOSDEF Survey
2.2. Galaxy Selection
2.3. Observations and Efficiency
2.4. Slit Loss Corrections
2.5. Line Flux Measurements
2.6. Stellar Population Modeling
2.7. Balmer Optical Depth
2.8. SFR Calculations

3. THE EFFECT OF DUST ON THE STELLAR CONTINUUM EMISSION
3.1. Calculation of the UV Slope
3.2. Relation between UV slope and Balmer Line Opacity
3.3. Effect of Star-formation History on the UV Slope
3.4. Effect of Metallicity on the UV Slope
3.5. Scatter in β in the limit where τb→0
3.6. The Attenuation Curve of High-Redshift Galaxies

4. DISCUSSION AND IMPLICATIONS
4.1. Reassessment of the Stellar Populations
4.2. Measurements of UV Slopes
4.3. Comparison of the Color Excesses and Total Attenuation of the Stellar Continuum and Ionized Gas
4.4. Implications for SFR Measurements

5. CONCLUSIONS