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Minchanka [31]
2 years ago
7

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

Mathematics
1 answer:
adelina 88 [10]2 years ago
3 0

Answer: for plato users

D. 341  and 375

Step-by-step explanation:

I just took the test

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Hi there!  

»»————- ★ ————-««

I believe your answer is:  

(-3, -1) and (1, 3)

»»————- ★ ————-««  

Here’s why:  

  • I have graphed the two equations given on a graphing program.
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⸻⸻⸻⸻

See the graph attached.

⸻⸻⸻⸻

»»————- ★ ————-««  

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