[Answered] For a one-tailed test (lower tail) at 89.8 confidence, Z = a. -1.27 b. -1.53 c. -1.96 d. ...

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Author Question: For a one-tailed test (lower tail) at 89.8 confidence, Z = a. -1.27 b. -1.53 c. -1.96 d. ... (Read 71 times)

fahad

Hero Member
Posts: 570

on: Jun 24, 2018

For a one-tailed test (lower tail) at 89.8 confidence, Z =
a. -1.27
b. -1.53
c. -1.96
d. -1.64

Question 2

For a two-tailed test at 98.4 confidence, Z =
a. 1.96
b. 1.14
c. 2.41
d. 0.8612

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chreslie

Sr. Member
Posts: 307

Reply #1 on: Jun 24, 2018

Answer to Question 1

A

Answer to Question 2

C

fahad

Hero Member
Posts: 570

Reply #2 on: Jun 24, 2018

Thank you

chreslie

Sr. Member
Posts: 307

Reply #3 on: Jun 24, 2018

Happy to help you

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Author Question: For a one-tailed test (lower tail) at 89.8 confidence, Z = a. -1.27 b. -1.53 c. -1.96 d. ... (Read 71 times)

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