Answer:
a)
b)Yes
Step-by-step explanation:
n = 593
x = 28
Confidence level = 95%
So, at 95% = 1.96
Formula of confidence interval of one sample proportion:
=
=
=
Hence a 95 percent confidence interval for the proportion of all new websites that were anonymous is
b) May normality of p be assumed?
Condition for normality : np>10 and np(1-p)>10.
and
27.871 and 26.561063
Hence p is assumed to be normal since the condition is satisfied
Answer:
5a=3b
Step-by-step explanation:
5a+3b=6b
5a=6b-3b
5a=3b
1) Inequality
2) Equation
Step-by-step explanation:
We need to identify the correct description
1) 7x+9<25
The sign < is called greater than and is an inequality symbol
So, the given term is an Inequality
2) 2x-3=5x+12
This is an equation because we equal (=) sign in it.
Solving the equation we can find value of x.
So, the given term is an Equation
Keywords: Solving Equations
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