3,000,000 + 20,000 + 9,000 + 200 + 50 + 1
lets solve for x
flip the equation
add-4 to both sides
divide both sides by 3
x=1/3y+-4/3
REPOST IT A BIT CLEARER sorry i was on caps and im to lazy to elete what i wworte and repost it
The parameter of interest in this scenario is the proportion of all 1,000 students within the school who have "strict" parents or guardians.
<h3>How to calculate a test statistic?</h3>
In Mathematics, the test statistics of a given sample is calculated by using this formula:

<u>Where:</u>
- is the standard deviation.
In conclusion, a possible test statistic which can be used to estimate this parameter is the proportion of all students who have "strict" parents or guardians, based on the collected sample.
Read more on test statistic here: brainly.com/question/4621112
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Answer:
19.64
the permieter is 5 so 5/2=2.5 2.5x2.5=6.25 6.25x3.14=19.64