Find the critical value z Subscript alpha divided by 2zα/2 that corresponds to the confidence level...

Question

Question

Find the critical value

z Subscript alpha divided by 2zα/2

that corresponds to the confidence level

99%.

z Subscript alpha divided by 2zα/2equals=

to two decimal places as needed.)

math Statistics-And-Probability

Answer 1

Answer #1

SOLUTION:

At 99% confidence level the z is ,

= 1 - 99% = 1 - 0.99 = 0.01

/ 2 = 0.01 / 2 = 0.005

Z/2 = Z0.005 = 2.58 ( Using z table )

Answer 2

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