Answer:
7
Step-by-step explanation:
because it is the only number without a variable or something next to it.
Answer:
None of these.
Step-by-step explanation:
Mario's age= n
Therefore,
Josie's age= 2n+4
The answers to the questions
I'm pretty sure the answer is 6.92 cause when you simplify it you'll get that exact answer
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
