Use a standard normal table to find the positive critical value that corresponds to a right tail area of 0.0250.025, rounding t

Question

Papessa [141]

3 years ago

12

Use a standard normal table to find the positive critical value that corresponds to a right tail area of 0.0250.025, rounding t

o three decimal places

Mathematics

1 answer:

IRINA_888 [86] · Answer 1 · 2022-02-22T03:16:46+03:00

IRINA_888 [86]3 years ago

4 0

Let the require value be x, then

P(z > x) = 0.025
1 - P(z < x) = 0.025
P(z < x) = 1 - 0.025 = 0.975
P(z < x) = P(z < 1.96)
x = 1.96

Therefore, <span>the positive critical value that corresponds to a right tail area of 0.025</span> is 1.96

Use a standard normal table to find the positive critical value that corresponds to a right tail area of 0.0250.025​, rounding t

Use a standard normal table to find the positive critical value that corresponds to a right tail area of 0.0250.025, rounding t