# usc school of math

posted by
**fred** on
.

When crossing two types of seeds it is expected to get 4 types of seeds in the ratio of 7:4:3:2 in a sample of 800 seeds 360 were of the first type 220 of the second type 150 of the third type and 70 of the fourth type does this sample fit the proposed distribution? Use the .05 level