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If a t-distribution has 19degrees of freedom,the critical value is 2.539, and we

ID: 2914814 • Letter: I

Question

If a t-distribution has 19degrees of freedom,the critical value is 2.539, and we areperforming a two-tailed test the level of significance wouldbe 0.01.

T or F pleaseexplain If a t-distribution has 19degrees of freedom,the critical value is 2.539, and we areperforming a two-tailed test the level of significance wouldbe 0.01.
T or F pleaseexplain If a t-distribution has 19degrees of freedom,the critical value is 2.539, and we areperforming a two-tailed test the level of significance wouldbe 0.01.

Explanation / Answer

True: Click the below link http://www.stattrek.com/Tables/T.aspx then we have the following dialogbox
  • In the dropdown box, describethe random variable.
  • Enter a value for degrees offreedom.
  • Enter a value for all but one ofthe remaining text boxes.
  • Click theCalculate button to compute a value for the blanktext box.
Describe the random variable T scoreSample mean Degrees of freedom Cumulative probability T score   
  • In the dropdown box, describethe random variable.
  • Enter a value for degrees offreedom.
  • Enter a value for all but one ofthe remaining text boxes.
  • Click theCalculate button to compute a value for the blanktext box.
In the dropdown box, describethe random variable. Enter a value for degrees offreedom. Enter a value for all but one ofthe remaining text boxes. Click theCalculate button to compute a value for the blanktext box. Describe the random variable T scoreSample mean Degrees of freedom Cumulative probability T score   
Put Degrees of freedom =19 and cummulativeprobability = 1-0.01= 0.99 then we get the T-score as 2.539 Hope you can understand clearlynow
  • In the dropdown box, describethe random variable.
  • Enter a value for degrees offreedom.
  • Enter a value for all but one ofthe remaining text boxes.
  • Click theCalculate button to compute a value for the blanktext box.
Describe the random variable T scoreSample mean Degrees of freedom Cumulative probability T score   
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