STATISTICAL TECHNIQUES AND TOOLS
T DISTRIBUTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the t-score associated with 90% confidence and a sample size of 15?
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1.341
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1.345
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1.761
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1.753
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Explanation:
Detailed explanation-1: -From the table, we find that the t-value is 2.145. 4. Therefore, the critical t-value for a 95% confidence level with sample size of 15 is ±2.145.
Detailed explanation-2: -For a 90% confidence interval, the multiplier will be 1.64485.
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