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2 answers:
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Answer:
Step-by-step explanation:
y = 4x - 5 + 3 = 4x - 2
It's an equation of a line in the slope-intercept form.
y = 4x - 2 → f(x) = 4x - 2 - it's a lienar function.
The domain of a linear function is the set of all real numbers.
If a slope of linear function is different than 0, then the range is the set of all real numbers.
Answer: B.
Step-by-step explanation:
The confidence interval for the population mean is given by :-
Given : Sample size : n= 100
Sample mean :
Standard deviation:
Level of confidence = 0.95
Significance level :
Critical value :
Then, 95% confidence interval for the population mean will be :-