Do the data support or refute the null hypothesis? 5.31 < 7.82, so the null hypothesis is supported.
5.31 < 7.82, so the null hypothesis is refuted.
With 5% certainty, the null hypothesis is supported.
With 7% certainty, the null hypothesis is supported.

What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.

What must be true for natural selection to heppen

Name the part of the the brain labeled "e".