Refer to the accompanying data display that results from a sample of airport data speeds in Mbps Complete parts (a) through (c) below. Inter (13 046 22 15) x= 17 598 Sx= 16.01712719 n= 50 Click the icon to view at distribution table. a. What is the number of degrees of freedom that should be used for finding the critical value ta2? di = (Type a whole number) b. Find the critical value /2 corresponding to a 95% confidence level. a12 (Round to two decimal places as needed) . Give a brief general description of the number of degrees of freedom A The number of degrees of freedom for a collection of sample data is the number of unique non-repeated sample values. The number of degrees of freedom for a collection of sample data is the total number of sample values OC The numbet of dearees of treedom for a colection of sample data is the number of samole values that are determined after certain restrictions have been imoosed 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.
EE Click the icon to view a t 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?
df =
(Type a whole number)
b. Find the critical value t2 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 number of unique, non-repeated sample values
OB The number of degrees of freedom for a collection of sample data is the total number of sample values
CThe number of dearees of freedom for a collection of sample data is the number of samole values that are determined after certain restrictions have been imposed on all data values
Cick to select your answeriS).
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. EE Click the icon to view a t 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? df = (Type a whole number) b. Find the critical value t2 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 number of unique, non-repeated sample values OB The number of degrees of freedom for a collection of sample data is the total number of sample values CThe number of dearees of freedom for a collection of sample data is the number of samole values that are determined after certain restrictions have been imposed on all data values Cick to select your answeriS).
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