Tinterval eler to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (c) below. Click the icon to view at distribution table. (13.046,22.15) X 17.598 Sx 16.01712719 n=50 a. What is the number of degrees of freedom that should be used for finding the critical value t/2? (Type a whole number.) b. Find the critical value 2 comesponding to a 95% confidence level. (Round to two decimal places as needed.) c. Give a brief general description of the number of degrees of treedom. OA The number of degrees of freedom for a collection of sample data is the total number of sample values. OB. The number of degrees of freedom for a collection of sample data is the number of sample values that can vary after certain restrictions have been imposed on all data values. OC. The number of degrees of freedom for a collection of sample data is the number of unique, non-repeated sample values. OD. The number of degrees of freedom for a colection of sample data is the number of sample values that are determined after certain restrictions have been imposed on all data values.

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Tinterval
Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (c) below.
Click the icon to view at distribution table.
(13.046,22.15)
x= 17.598
Sx = 16.01712719
n= 50
a. What is the number of degrees of freedom that should be used for finding the critical value t2?
df
(Type a whole number
b. Find the critical value t12 corresponding to a 95% confidence level.
(Round to two decimal places as needed.)
c. Give a brief general description of the number of degrees of freedom
OA The number of degrees of freedom for a collection of sample data is the total number of sample values.
OB. The number of degrees of freedom for a collection of sample data is the number of sample values that can vary after certain restrictions have been imposed on all data values.
OC. The number of degrees of freedom for a collection of sample data is the number of unique, non-repeated sample values.
OD. The number of degrees of freedom for a collection of sample data is the number of sample values that are determined after certain restrictions have been imposed on all data values.
Click to select your answers).
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Transcribed Image Text:Tinterval Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (c) below. Click the icon to view at distribution table. (13.046,22.15) x= 17.598 Sx = 16.01712719 n= 50 a. What is the number of degrees of freedom that should be used for finding the critical value t2? df (Type a whole number b. Find the critical value t12 corresponding to a 95% confidence level. (Round to two decimal places as needed.) c. Give a brief general description of the number of degrees of freedom OA The number of degrees of freedom for a collection of sample data is the total number of sample values. OB. The number of degrees of freedom for a collection of sample data is the number of sample values that can vary after certain restrictions have been imposed on all data values. OC. The number of degrees of freedom for a collection of sample data is the number of unique, non-repeated sample values. OD. The number of degrees of freedom for a collection of sample data is the number of sample values that are determined after certain restrictions have been imposed on all data values. Click to select your answers). MacBook Air 5 9 detete w R T Y P. A / s D G H K L retu C V B N < > M option command command option
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