In a newspaper's survey of 492 people, 54.5% 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.

Sample portion: 0.5447154

Test Statistic, z: 1.9837

Critical z: +- 1.6449

P-value: 0.0473

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