Simplify 3 · 2x. What is the coefficient? • 2 • 3 • 6
2 answers:
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Answer:
D
Step-by-step explanation:
If he jogged miles every day, and he jogged a total distance of
miles, then he runs for
days. This is an extension of the
or distance equals rate times time.
We plug in for y and x to get that he runs for .
So, the answer is and we're done!
Answer:
The minimum sample size is
Step-by-step explanation:
From the question we are told that
The confidence interval is
The margin of error is
Generally the sample proportion can be mathematically evaluated as
Given that the confidence level is 98% then the level of significance can be mathematically evaluated as
Next we obtain the critical value of from the normal distribution table
The value is
Generally the minimum sample size is evaluated as