A PTA group wishes to determine whether a barrage of letters sent to the local station has reduced the amount of violence broadcast between the hours of 4 P.M.and 9 P.M.The results of a survey of viewers are given here.
Carry out a sign test to determine whether or not the letters were effective in reducing the amount of violence during the 4 to 9 p.m.period.Use a .05 level of significance.Be sure to state the null and alternative hypotheses.
Definitions:
Support the Decision
To support the decision means providing evidence, reasoning, or resources that back up or justify a particular choice or course of action.
Standard Agenda Form
A predetermined or agreed upon format for the layout and content of a meeting's agenda to ensure orderly and productive discussions.
Decision-making Process
A methodical approach taken to select a logical choice from available options by gathering information, identifying alternatives, and weighing the outcomes.
Meeting Minutes
The written or recorded documentation that captures the key points, decisions, and discussions that took place during a meeting.
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