Size of Car Small Medium Large Foreign 291 250 340 548 501 696 507 396 333 Domestic 408 472 217 374 368 331 370 345 168 Source DF SS MS F P Type 1 36360 36360.1 2.42 0.146 Size 2 14396 7198.2 0.48...

Use the technology​ display, which results from the head injury measurements from car crash dummies listed below. The measurements are in hic​ (head injury​ criterion) units, and they are from the same cars used for the table below. Use a

significance level to test the given claim.

Test the null hypothesis that head injury measurements are not affected by an interaction between the type of car​ (foreign, domestic) and size of the car​ (small, medium,​ large). What do you​ conclude?

what is the test statistic?