The data was obtained from car crash experiments. The table values are the chest deceleration data (g) for the dummy in the driver's seat

The data was obtained from car crash experiments. The table values are the chest deceleration data (g) for the dummy in the driver's seat. Use a 0.05 significance level to test the null hypothesis that the different weight categories have the same mean. Do the data suggest that larger cars are safer?
Subcompact Compact Midsize Full-size
59 53 55 44
59 55 47 45
58 46 50 42
55 46 54 42
59 51 53 53
a The results of an ANOVA test are insufficient to make such a claim.
b No, because the null hypothesis is not rejected.
c Yes, because the null hypothesis is rejected.
d Yes, because the null hypothesis is not rejected.

View all questions : Click HERE