Consider the following sample data for the relationship between advertising budget and sales for Product A: Observation 1 2 3 4 5 6 7 8 9 10 Advertising ($) 40,000 40,000 50,000 60,000 60,000 60,000 70,000 80,000 80,000 90,000 Sales ($) 239,000 248,000 316,000 365,000 358,000 375,000 432,000 476,000 486,000 552,000 What is the predicted sales quantity for an advertising budget of $64,000? Please round your answer to the nearest integer. Note that the correct answer will be evaluated based on the full-precision result you would obtain using Excel