Answer:
The value is 
Step-by-step explanation:
From the question we are told that
The sample size is n = 500
The population proportion is p = 0.47
Generally given that the sample size is sufficiently large , the mean of this sampling distribution is mathematically represented as

Generally the standard deviation of the sampling distribution is mathematically represented as

=>
=>
Gnerally the probability that the proportion of voters in the sample of Region A who support the ballot measure is greater than 0.50 is mathematically represented as


=> 
From the z table the area under the normal curve to the left corresponding to 1.3453 is

So

Answer:
4.25+9.75+0.5x≤18
Step-by-step explanation:
4.25+9.75+0.5x≤18
14+0.5x≤18
0.5x≤4
x≤8
She can buy at most 8 packs of crackers.
Hope this helps :)
True. Diameter is a line segment joining two points on a circle and passing through the center of the circle.
By the intersecting chords theorem, you have

Answer:
14
Step-by-step explanation:
3*6=18
18-4=14