A Test Involving Three Brands of Cell Phone Was Conducted

Multiple Choice

A test involving three brands of cell phone was conducted to compare the brands with respect to the average number of battery recharges before the battery no longer functioned properly.Ten phones of each brand were tested, with the following results: Number of recharges before battery no longer functions
At a 5% significance level, test the hypothesis that the average maximum number of recharges is equal for the three brands.What is the F statistic (F_stat) for the test?

A) 3.391
B) 4.962
C) 3.520
D) 7.250