Answer:
The answer is below
Step-by-step explanation:
a) Given that the number of sample (n) = 300, therefore since n > 30, the distribution of the sample means is going to be normally distributed.
b) The mean of the distribution of sample means (also known as the Expected value of M) is equal to the population mean μ.

c) The standard deviation of the distribution of sample means is called the Standard Error of M, it is given by:

Ok so a∈{-3,-1,0}. then just {-3*-1,-1*-1,0*-1} which comes to {3,1,0}
The answer is B. hope that help
Answer:
12,500 euro = 61,250 cedis
Step-by-step explanation:
1 euro = 4.9 cedis
12500 euro = 4.9 * 12500 cedis
12,500 euro = 61,250 cedis