You are conducting a study to see if the proportion of women over 40 who regularly...

Question

Question

You are conducting a study to see if the proportion of women over 40 who regularly...

You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly different from 0.27. Thus you are performing a two-tailed test. Your sample data produce the test statistic z=2.887z=2.887. Find the p-value accurate to 4 decimal places.

math Statistics-And-Probability

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

1910 Answerir This is two tailed Test: Test statistic (Z) = 2.887 PLZ>2.887) I-P(Z<2,887) E1-0.99.80 0.002 P-value = 2x01002

Add a comment

Answer 2

Similar Homework Help Questions

You are conducting a study to see if the proportion of women over 40 who regularly...

You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly different from 79%. With H1 : p ≠ 79% you obtain a test statistic of z=2.321. Find the p-value accurate to 4 decimal places.
You are conducting a study to see if the proportion of women over 40 who regularly...

You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly different from 48%. With H1 : p ≠≠ 48% you obtain a test statistic of z=−2.427z=-2.427. Find the p-value accurate to 4 decimal places. p-value =
You are conducting a study to see if the proportion of women over 40 who regularly...

You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly more than 0.2. You use a significance level of α = 0.05 . H 0 : p = 0.2 H 1 : p > 0.2 You obtain a sample of size n = 601 in which there are 143 successes. What is the test statistic for this sample? (Report answer accurate to two decimal places.) test statistic = What is...

You are conducting a study to see if the proportion of women over 40 who regularly...

You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly more than 0.68. You use a significance level of a = 0.002. Ho:p=0.68 H:p > 0.68 You obtain a sample of size n = 359 in which there are 253 successes. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic - What is the p-value for this sample? (Report answer accurate to...
You are conducting a study to see if the proportion of women over 40 who regularly...

You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly different from 0.23. You use a significance level of α=0.02. H0:p=0.23 H1:p≠0.23 You obtain a sample of size n=371 in which there are 108 successes. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value =
You are conducting a study to see if the proportion of men over 50 who regularly...

You are conducting a study to see if the proportion of men over 50 who regularly have their prostate examined is significantly different from 0.86. Thus you are performing a two-tailed test. Your sample data produce the test statistic z = − 1.725 . Find the p-value accurate to 4 decimal places. p-value =

You are conducting a study to see if the proportion of men over 50 who regularly...

You are conducting a study to see if the proportion of men over 50 who regularly have their prostate examined is significantly different from 0.84. Thus you are performing a two-tailed test. Your sample data produce the test statistic z=2.029 Find the p-value accurate to 4 decimal places. p-value =
You are conducting a study to see if the proportion of women over 40 who regularly...

You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly different from 0.48. You use a significance level of α=0.002α0.002. H0:p=0.48H0p0.48 H1:p≠0.48H1p0.48 You obtain a sample of size n=490n490 in which there are 216 successes. What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value =
You are conducting a study to see if the proportion of women over 40 who regularly...

You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly more than 0.17. You use a significance level of α=0.05α=0.05. You are conducting a study to see if the proportion of women over 40 who regularly have mammogramsis significantly more than 0.17. You use a significance level of a = 0.05. Ho:p = 0.17 H1 p > 0.17 You obtain a sample of size 463 in which there are 99...

You are conducting a study to see if the proportion of men over 50 who regularly...

You are conducting a study to see if the proportion of men over 50 who regularly have their prostate examined is significantly more than 0.1. With H1 : p > 0.1 you obtain a test statistic of z = 3.073 . Use a normal distribution calculator and the test statistic to find the P-value accurate to 4 decimal places. It may be left-tailed, right-tailed, or 2-tailed. P-value =

You are conducting a study to see if the proportion of women over 40 who regularly...

Homework Answers