The answer to your problem is 728
Answer:
a) the mean is $53.50
b) it is a statistic
Step-by-step explanation:
mean = ∑fx/∑f
∑f = 20
mean = (sum of the terms) ÷ (number of terms)
mean = (53+49+54+50+21+46+75+45+63+76+61+63+36+34+54+63+37+62+66+62) ÷ 20 = 1070/20
=$53.50
b) it is statistics because it is a random sample of 20 residential customers not the actual population
Answer:
B. $3927.54
Step-by-step explanation:
just took the test
Answer:
x = 37.8
y=39.6
Use similar triangles. These used to be tricky back in the day.
The answer is shown in the paper above
