a. Is the test two-tailed, left-tailed, or right-tailed?b. What is the test statistic?c. What is the P-value?d. What is the null hypothesis, and what do you conclude about it?e. What is the final conclusion? In a newspaper's survey of 507 people, 52.5% said that we should replace passwords with biometric security, such as fingerprints. The accompanying Statdisk display results from a test of theclaim that half of us say that we should replace passwords with biometric security. Use the normal distribution as an approximation to the binomial distribution. Use the display and a 0.10significance level to complete parts (a) through (e).Sample proportion: 0.5246548Test Statistic, z: 1.1103Critical z: ± 1.6449P-value: 0.2669a. Is the test two-tailed, left-tailed, or right-tailed?Choose the correct answer below.left-tailedtwo-tailedright-tailed

a) - The problem describes a survey of 507 people who were asked whether we should replace passwords…

a. Is the test two-tailed, left-tailed, or right-tailed? b. What is the test statistic? c. What is the P-value? d. What is the null hypothesis, and what do you conclude about it? e. What is the final conclusion?

a. Is the test two-tailed, left-tailed, or right-tailed? b. What is the test statistic? c. What is the P-value? d. What is the null hypothesis, and what do you conclude about it? e. What is the final conclusion?

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

a. Is the test two-tailed, left-tailed, or right-tailed?

b. What is the test statistic?

c. What is the P-value?

d. What is the null hypothesis, and what do you conclude about it?

e. What is the final conclusion?

In a newspaper's survey of 507 people, 52.5% said that we should replace passwords with biometric security, such as fingerprints. The accompanying Statdisk display results from a test of the
claim that half of us say that we should replace passwords with biometric security. Use the normal distribution as an approximation to the binomial distribution. Use the display and a 0.10
significance level to complete parts (a) through (e).
Sample proportion: 0.5246548
Test Statistic, z: 1.1103
Critical z: ± 1.6449
P-value: 0.2669
a. Is the test two-tailed, left-tailed, or right-tailed?
Choose the correct answer below.
left-tailed
two-tailed
right-tailed

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