Consider H 0 28 versus H 1 28 A random sample of 16 observations taken from this population produced a sample mean of 23 25 The population is normally distributed with 9 (a) Computex Round the answer to four decimal places x (b) Compute z value Round the answer to two decimal places z (c) Find area to the left of z value on the standard normal distribution Round the answer to four decimal places The area (d) Find p value Round the answer to four decimal places p value

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Question: Consider H 0 : = 28 versus H 1 : 28. A random sample of 16 observations taken from this population produced a sample mean

ConsiderH₀:= 28 versusH₁: 28. A random sample of 16 observations taken from this population produced a sample mean of 23.25. The population is normally distributed with= 9.

(a)Computex.

Round the answer to four decimal places.

(b)Computezvalue. Round the answer to two decimal places.

(c)Find area to the left ofz-value on the standard normal distribution. Round the answer to four decimal places.

The area =

(d)Findp-value. Round the answer to four decimal places.

p-value =

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