Answer:x=7
Step-by-step explanation:
Steps down below. Remember that angles on a straight line add up to 180 degrees
Solve 2x + 8< 10 or 2x + 8 > 20
1 answer:
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Answer: (0.760, 0.820)
Step-by-step explanation:
Let p be the population proportion of all adults feel that "education and our schools" is one of the top issues facing California.
Given : 79% (actual results are 400 out of 506 surveyed) of California adults feel that "education and our schools" is one of the top issues facing California.
i.e.Sample size : n= 506
Sample proportion :
Critical value for 90% confidence interval ( Using z-value table) :
Now, the 90% confidence interval for the population proportion will be :
i.e.
i.e.
Hence, the 90% confidence interval for the population proportion= (0.760, 0.820)