In Resource R$2,$ the scientific study showed that $$Store$-$brand organic chickens had no salmonella at all, showing that it's possible for chicken to arrive in stores without that bacterium riding along.$$ Use this information to answer $3$a and $3$b below.

$3$a$.$

According to Resource R$1,$ The Basic Steps of the Scientific Method, what would be the rationale behind repeating this study on store$-$brand organic chickens and then analyzing the data again? Please answer in one sentence.

$3$b$.$

State a potential negative outcome if the study is not repeated. Please answer in one or two sentences.

$4.$

Refer to Resource R$1,$ The Basic Steps of the Scientific Method, on collecting and reporting data results from a study. Examine the findings and data results of the study in the Consumer Reportsarticle and explain how the data were presented and reported. Please answer in one or two sentences.