Title
The G Factor: The Science Of Mental Ability (Human Evolution, Behavior, And Intelligence),New
Delivery time: 8-12 business days (International)
Jensen Provides A Comprehensive Treatment Of One Of The Major Constructs Of Behavioral Sciencegeneral Mental Abilitylabeled The G Factor By Its Discoverer, Charles Spearman. The G Factor Is About Individual Differences In Mental Abilities. In Factor Analyses Of Any And Every Large And Diverse Collection Of Measures Of Mental Abilities, However Varied The Content Of Knowledge And Skills They Call Upon, G Emerges As The Largest, Most General Source Of Differences Between Individuals And Between Certain Subpopulations.Jensen Fully And Clearly Explains The Psychometric, Statistical, Genetic, And Physiological Basis Of G, As Well As The Major Theoretical Challenges To The Concept. For Decades A Key Construct In Differential Psychology, The G Factor'S Significance For Scholars And Researchers In The Brain Sciences As Well As Education, Sociology, Anthropology, Evolutionary Psychology, Economics, And Public Policy Is Clearly Evident In This, The Most Comprehensive Treatment Of G Ever Published.
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Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
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Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
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Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.