there were 600 sheep and goats in the hills. If the ratio of sheep to goats in 1 to 2, how many sheep are there
2 answers:
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Answer:
The correct answer is:
(a) 0.54
(b) 0.0385
Step-by-step explanation:
Given:
Restaurant tax,
p = 0.54
Sample size,
n = 168
Now,
(a)
The mean will be:
⇒ μ
(b)
The standard error will be:
=
=
=
=
Answer:
0.3
Step-by-step explanation:
x is the number to be added to 0.7 to have a sum of 1.