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Vinil7 [7]
3 years ago
13

How is the speed of light effected by mediums (different states of matter)? *

SAT
1 answer:
mamaluj [8]3 years ago
4 0

Answer:

however the speed of light isnt as consident as medium to medumie

Explanation:

light enters a denser medium like from air to glass the speed and wavelength of the light of the wave decreases while frequensy stays the same hope this helped

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Which of the following is an accurate statement about sample size
aivan3 [116]

The option that is an accurate statement about Sample Size is; A: A larger sample size is needed for increased accuracy.

<h3>What is true about Sample Size?</h3>

Sample size determination is the act of choosing the number of observations or replicates to include in a statistical sample. The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample.

Now, the smaller the sample size, the lesser the accuracy as you have possibility of biased research from just a handful of people. However, the larger the sample, the greater the degree of accuracy of the research.

Thus, we can say that the option that is an accurate statement about Sample Size is; A: A larger sample size is needed for increased accuracy.

Complete question is;

Which of the following is an accurate statement about sample size?

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a. A larger sample size is needed for increased accuracy.

b. A smaller sample size will reduce the size of the confidence interval.

c. Sample size is a constant percentage of the population size.

d. Sample size is independent of the confidence interval.

Read more about Sample Size at; brainly.com/question/7757135

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