Find the hcf of 18,27,54
1 answer:
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Answer:
The value of the test statistic is 2.8.
Step-by-step explanation:
The test statistic is:
In which X is the sample mean, is the value expected value for the population mean,
is the standard deviation and n is the size of the sample.
Sales at a fast-food restaurant average $6,000 per day
This means that
Sample of 49
This means that
The sample showed average daily sales of $6,400.
This means that
Population standard deviation is about $1,000.
This means that
The value of the test statistic is
The value of the test statistic is 2.8.