Market Research Associates is conducting research to measure the effectiveness of client's new advertising campaign. Before the new campaign began, a survey of 150 households in test market area showed 60 households aware of client's product. The new campaign has been initiated with TV and newspaper advertisements running for 3 weeks. A survey conducted immediately after the new campaign showed 120 of 250 households aware of client's product. Does the data support position that the advertising campaign has provided an raised awareness of the client's product at alpha = .05?