Solve for X: (-4/3)x-6=26 please answer ASAP! will give brainliest for good explantion!
2 answers:
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Answer: a. A point estimate for p is 0.597 .
b. The 95% confidence interval for p.
Lower limit = 0.48
Upper limit = 0.71
Step-by-step explanation:
Given : Sample size of professional actors : n= 67
Number of extroverts : x= 40
Let p represent the proportion of all actors who are extroverts.
a. The point estimate for p = sample proportion =
b. Confidence interval for population proportion :
Since the critical value for 95% confidence interval is 1.96 , so the 95% confidence interval for p would be
In the 95% confidence interval for p.
Lower limit = 0.48
Upper limit = 0.71