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Write the null and alternative hypotheses for the following example. Determine if it is a case of a two-tailed, a left-tailed, or a right-tailed test.
Write the null and alternative hypotheses for the following example. Determine if it is a case of a two-tailed, a left-tailed, or a right-tailed test.
To test if the mean amount of money spent by all customers at a supermarket is greater than 93 dollars.
H0:
dollars
H1:
dollars
This is a
two-tailed testright-tailed testleft-tailed test
.
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