Which of the following is a well written hypothesis: Increase in police patrol presence decreases crime rates.
Does the amount of affordable housing affect homeless rates?
Children with high self esteem may or may not have healthy hygiene habits.
Middle school math scores are affected by availability of tutoring.

Read the paragraph and answer the question that follows: the town of belmond, iowa, needs to add weather sirens. the loud and steady wail would warn citizens of approaching danger. if past history is an indication, the sirens will save hundreds of lives. with a prediction of a deadly storm season, the alert which sentence should be revised to eliminate redundancy? the town of belmond, iowa, needs to add weather sirens. the loud and steady wail would warn citizens of approaching danger. if past history is an indication, the sirens will save hundreds of lives. with a prediction of a deadly storm season, the alert system is needed immediately.