Asked by Anonymous

What is the alternative hypothesis for a null hypothesis stating that the average time a person keeps a cell phone is at most three years. Answer: Ha: mu > 3 State the null and alternative hypotheses for the following: You are investigating a complaint that "special delivery mail takes too much time" to be delivered.
Answered by PsyDAG
Ho: Delivery time ≤ expectations
Ha: Delivery time > expectations
Answered by Julie
state the null and alternative hypothesis for the following: You are investigating a complaint that "special delivery mail takes to much time to be delivered
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