er to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (b) below. Tinterval Click the icon to view at distribution table. (13.046,22.15) x 17.598 Sx 16.01712719 n= 50 What is the number of degrees of freedom that should be used for finding the critical value t2? pe a whole number.) Find the critical value t/2 corresponding to a 95% confidence level. ound to two decimal places as needed.)

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Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (b) below.
EE Click the icon to view at distribution table.
TInterval
(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 =D
(Type a whole number.)
b. Find the critical value t/2 corresponding to a 95% confidence level.
4/2 =0
(Round to two decimal places as needed.)
Transcribed Image Text:Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (b) below. EE Click the icon to view at distribution table. TInterval (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 =D (Type a whole number.) b. Find the critical value t/2 corresponding to a 95% confidence level. 4/2 =0 (Round to two decimal places as needed.)
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