Swapna gathered data on the number of page views for each of her blog posts. For her 40 latest posts, she found a sample mean of
358 with a population standard deviation of 54.3. What is the approximate 95% confidence interval for her page views? HINT: It's not D.
A. 344 and 372
B. 356 and 360
C. 341 and 375
D. 336 and 380
A. 344 and 372
B. 356 and 360
C. 341 and 375
D. 336 and 380
1 answer:
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Answer:
804.2
Step-by-step explanation:
Formula
plug in
≈ 804.24772
round to nearest tenth
≈ 804.2
Answer:
Formular for coordinate length:
In considerance of coordinates given of A and B
therefore substitute: