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what level of confidence (as a ) would accompany each of the following intervals? (Round your answers for parts (a), (b), and (c) to the nearest Integer and your answer for part(a) tsample proportion 1.96(b) sample proportion 1.645to sample proportion 2.576(d) sample proportion 3.0 S

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The  level of confidence as a would accompany each of the given intervals are a. 95%, b. 90%, c. 99%

what level of confidence?

Instead of being expressed as a percentage, the confidence level is expressed as a proportion using the confidence coefficient. For instance, the confidence coefficient would be. 99 if you had a confidence level of 99%. In general, the greater the coefficient, the more confident you can be in the accuracy of your findings.

What are the 3 common confidence level?

The most typical levels of confidence are 90%, 95%, and 99%. A summary of the values corresponding to these typical confidence levels can be seen in the following table. The "confidence coefficient" is simply the confidence level presented as a proportion .

for a:

Z1=a/2=1.96

1-a/2=0.975

a=0.05

so,

(1-a)x100

=95%

Hence, the level of confidence is 95%

for b:

Z1=a/2=1.645

1-a/2=0.95

a=10

so,

(1-a)x100

=90%

Hence, the level of confidence is 90%

for c:

Z1=a/2=2.576

1-a/2=0.995

a=0.01

so,

(1-a)x100

=99%

Hence, the level of confidence is 99%

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