An Internet Service Provider Is Interested in Testing to See

Multiple Choice

An Internet service provider is interested in testing to see if there is a difference in the mean weekly connect time for users who come into the service through a dial-up line, DSL, or cable Internet. To test this, the ISP has selected random samples from each category of user and recorded the connect time during a week period. The following data were collected: Assuming that the test is to be conducted at a 0.01 level of significance, what would the critical value be for this test?

A) F = 1.93
B) F = 3.555
C) t = 2.8784
D) F = 6.013