If a sample of size 120 is selected,the value of A for the probability P(-A ≤ t ≤A)= 0.98 is:
A)1.960
B)2.576
C)1.282
D)2.326

Name: If a sample of size 120 is selected,the value of A for the probability P(-A ≤ t ≤A)= 0.98 is: A)1.960 B)2.576 C)1.282 D)2.326
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Quizplus · Accepted Answer

The value of A for a 98% confidence interval with a sample size of 120 is 2.326. This value can be found using a standard normal distribution table or calculator.

If a Sample of Size 120 Is Selected,the Value of a for the Probability