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.

Increase in police patrol presence decreases crime rates.

Explanation:

A hypothesis is a proposed explanation. In your particular question, you are providing an explanation as to why crime rates may be decreasing. So, crime rates would decrease if police patrol presence was increased.

answer; i believe the above is (false)

haile selassie i was the emperor of ethiopia from 1930-1974