Question

27. Find the critical values chi squared Subscript Upper L and chi squared Subscript Upper R...

27. Find the critical values chi squared Subscript Upper L and chi squared Subscript Upper R for the given confidence level c and sample size n. cequals0.98​, nequals23 chi squared Subscript Upper Lequals nothing ​(Round to three decimal places as​ needed.)

Homework Answers

Answer #1

27)

Solution :

Given that,

n = 23

Degrees of freedom = df = n - 1 = 22

At 98% confidence level the 2 value is ,

= 1 - 98% = 1 - 0.98 = 0.02

/ 2 = 0.02 / 2 = 0.01

1 - / 2 = 1 - 0.01 = 0.99

2L = 2/2,df = 40.289

2R = 21 - /2,df = 9.542

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