Sue chooses a dress to wear when she goes out with her parents, but she can wear it only if her parents approve. The probability
1 answer:
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Answer: 2017
Step-by-step explanation:
Given : The proportion of people that smoke : p=0.3
Margin of error : E= 0.02
Significance level :
Critical value :
The formula to calculate sample size ( if proportion is known) :-
Hence, the required minimum sample would be 2017.
Answer:
C.
Step-by-step explanation:
Given:
Cost Price for producing 'd' dog lashes =
Revenue Generated from selling 'd' dog lashes =
We need to find the profit earned from producing and selling 'd' dog lashes.
Solution:
Now we know that;
profit earned from producing and selling 'd' dog lashes can be calculated by Subtracting Cost Price for producing 'd' dog lashes from Revenue Generated from selling 'd' dog lashes.
framing in equation form we get;
Profit earned =
Now Applying Distributive property we get;
Profit earned =
Now Combining like terms we get;
Profit earned =
Profit earned =
Hence Profit earned from producing and selling 'd' dog lashes is .