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DaniilM [7]
3 years ago
8

A sample of five words was randomly selected from a 200-page book. The average number of letters of the five words was calculate

d. The process was repeated 10 times. The average word length of each of the 10 samples is given in the table.
What is the best estimate for the average word length in the whole book?
A) 4.07 letters
B) 4.15 letters
C) 4.38 letters
D) 4.49 letters

Mathematics
2 answers:
Alona [7]3 years ago
8 0

Answer:

yep the answer is D

Step-by-step explanation:

_/x =  

3.7 + 4.4 + 4.1 + 3.6 + 4.5 + 5.3 + 4.9 + 4.8 + 5 + 4.6

10

= 4.49 letters

Butoxors [25]3 years ago
4 0
The answer would be A).
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The correlation coefficient of the data given in the table, using a calculator, is of 0.35

<h3>How to find the correlation coefficient of a data-set using a calculator?</h3>

To find the coefficient, we need to insert the points (x,y) in the calculator.

In this problem, we have that:

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Using a calculator, the coefficient is of 0.35.

More can be learned about correlation coefficients at brainly.com/question/25815006

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