Answer:
b= -3 makanya belajar jan nyontek mulu tuman !!
Answer:
thats so easy
Step-by-step explanation:
Answer:
x=4
Step-by-step explanation:
48/5x-2 = 40/2x+7
48(2x+7) = 40(5x-2)
96x+336 = 200x-80
-96x -96x
336 = 104x-80
+80 +80
416/104 = 104x/104
x = 4
Answer:
The 95% confidence interval is
The interpretation is that there is 95% confidence that the true population proportion lie within the confidence interval
Step-by-step explanation:
From the question we are told that
The sample size is n = 1003
The number that indicated television are a luxury is k = 521
Generally the sample mean is mathematically represented as
Given the confidence level is 95% then the level of significance is mathematically evaluated as
Next we obtain the critical value of from the normal distribution table, the value is
The margin of error is mathematically represented as
=>
=>
The 95% confidence interval is mathematically represented as
=>
=>