The Scientific Method is the process of solving a question or hypothesis.
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The symbol for hypothesis test is c2 ( Chi Square)
A hypothesis is the first step in running a statistical test (t-test, chi-square test, etc.) A NULL HYPOTHESIS is the probability that what you are testing does NOT occur. An ALTERNATIVE HYPOTHESIS is the probability that what you are testing DOES occur.
with the alternative hypothesis the reasearcher is predicting
That is a hypothesis.
F-test results will determine if the null hypothesis will be rejected or accepted. All test are ran with the assumption that the null hypothesis is true.