P-value = 0.102 (Round to three decimal places as needed.) d. What is the null hypothesis, and what do you conclude about it? The null hypothesis is Ho: p ▼ where p denotes the population proportion of people who say that we should replace passwords with biometric security. the null hypothesis. (Type an integer or a decimal. Do not round.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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In a newspaper's survey of 486 people, 53.7% 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: 0.5370370
Test Statistic, z: 1.6330
Critical z: + 1.6449
P-value: 0.1025
P-value = 0.102
(Round to three decimal places as needed.)
d. What is the null hypothesis, and what do you conclude about it?
The null hypothesis is Ho: p V, where p denotes the population proportion of people who say that we should replace passwords with biometric security.
V the null
hypothesis.
(Type an integer or a decimal. Do not round.)
Transcribed Image Text:In a newspaper's survey of 486 people, 53.7% 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: 0.5370370 Test Statistic, z: 1.6330 Critical z: + 1.6449 P-value: 0.1025 P-value = 0.102 (Round to three decimal places as needed.) d. What is the null hypothesis, and what do you conclude about it? The null hypothesis is Ho: p V, where p denotes the population proportion of people who say that we should replace passwords with biometric security. V the null hypothesis. (Type an integer or a decimal. Do not round.)
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