Answer: y=3x-12
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
The quotient of a number and four increased by three.
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Answer:
The t distribution is used, because we have the standard deviation for the sample.
Step-by-step explanation:
When to use the z or the t distribution?
When we have the standard deviation for the population, we use the z distribution.
When we have the standard deviation for the sample, we use the t distribution.
In this question:
We have the standard deviation for the sample, which means that the t distribution is used.