A Marketing Firm Needs to Replace Its Existing Network Provider

Multiple Choice

A marketing firm needs to replace its existing network provider and is considering three different providers. A primary consideration is the amount of system downtime. The following table contains the amount of network downtime (in hours) for the last five months for each network provider. At the 5% significance level, the critical value is ________.

A) 4.605
B) 5.991
C) 7.378
D) 9.21