Product Quantity Subtotal Learn Physics with Calculus Step-by-Step (3 book series) $29.99 1 × $29.99 1 $29.99 Causal Inference in R: Decipher complex relationships with advanced R techniques for data-driven decision-making $19.95 1 × $19.95 1 $19.95 Update cart Cart totals Subtotal $49.94 Total $49.94 Proceed to checkout