A builder wants to compare the prices per 1,000 board feet of standard or better grade framing lumber. He randomly selects five suppliers in each of the four states where the builder is planning to begin construction. The prices are given in the table. O O 1 ($) 263 257 258 267 Error 271 Total State Source 2 ($) Treatments 236 240 233 240 226 255 3 ($) 251 245 3 (a) What type of experimental design has been used? 16 19 260 completely randomized design with five independent samples completely randomized design with four independent samples nonrandomized design randomized block design with four blocks randomized block design with five blocks (b) Construct the analysis of variance table for this data. (Round your answers to two decimal places.) 4 ($) 248 275 265 270 df 258 ✔ ✓ 276 SS 3297.75 X 679 X 3976.75 X MS 1099.25 X 42.43 X