To find f(x) - g(x), simply subtract g(x) from f(x).
If you need to simplify, we can find a common denominator:
If you need to simplify, we can find a common denominator:
Write right Angle less than a right angle or greater than a right angle
1 answer:
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Answer: z equals 0.60 minus 0.72 all over the square root of the quantity 0.72 times 0.28 over 80
Step-by-step explanation:
let p be the population proportion of students complete their homework on a daily basis.
As per given , we have
p= 0.72
sample size : n= 80
Sample proportion :
Test statistic for proportion:
i.e.
i.e.
That is , z equals 0.60 minus 0.72 all over the square root of the quantity 0.72 times 0.28 over 80