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.
Answer:
the answer is 44cm3
Step-by-step explanation:
you're welcome
<span>YES..., because the whole number is 100%, 120% proves that the result is 20% more than the whole number.</span>
Answer:
9/4 cupcakes or 2 and 1/4
Step-by-step explanation:
3/4 times 3 or 3/1
The answer I believe is C