Answer:
The sample size required is, <em>n</em> = 502.
Step-by-step explanation:
The (1 - <em>α</em>)% confidence interval for population proportion is:
The margin of error is:
Assume that 50% of the people would support this political candidate.
The margin of error is, MOE = 0.05.
The critical value of <em>z</em> for 97.5% confidence level is:
<em>z</em> = 2.24
Compute the sample size as follows:
Thus, the sample size required is, <em>n</em> = 502.
If i’m understanding this correctly -9 + -4 is equal to -13 so wouldn’t you just add 13 to make it 0?
sorry if this is confusing
Answer:
9x + 5y + -84 . (3x) + y = -18
Step-by-step explanation:
The correct answer is <u><em>6.9</em></u>
Hope this helps!!!