In marketing children’s products, it isextremely important to produce television com-mercials that..

In marketing children’s products, it isextremely important to produce television com-mercials that hold the attention of the childrenwho view them. A psychologist hired by a mar-keting research firm wants to determine whetherdifferences in attention span exist between chil-dren watching advertisements for different typesof products. One hundred fifty children under10 years of age were recruited for an experiment.One-third watched a 60-second commercial for anew computer game, one-third watched a commer-cial for a breakfast cereal, and one-third watched acommercial for children’s clothes. Their attentionspans (in seconds) were measured and recorded. Dothese data provide enough evidence to concludethat there are differences in attention span betweenthe three products advertised