Looking for some help on how to explain the 4 examples below for these three hypothesis. Not looking for answers to them, but just a start on how to approach each example.
Null hypothesis
Directional Research hypothesis
Non-directional research hypothesis
- effects of radiation and chemotherapy on cancer cells
- time needed to complete a statistics problem by hand and by a computer
- amount of time spent on the internet by elementary-age students and college-age students
- amount of money spent at Starbucks among male college students and female college students