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A poll of 2,016 randomly selected adults showed that 96% of them own cell phones. The technology display below results f
Posted: Wed May 11, 2022 3:12 pm
by answerhappygod
- A Poll Of 2 016 Randomly Selected Adults Showed That 96 Of Them Own Cell Phones The Technology Display Below Results F 1 (278.02 KiB) Viewed 37 times
A poll of 2,016 randomly selected adults showed that 96% of them own cell phones. The technology display below results from a test of the claim that 91% of adults own cell phones. Use the normal distribution as an approximation to the binomial distribution, and assume a 0.01 significance level to complete parts (a) through (e). Test of p = 0.91 vs p *0.91 Sample X N 1 1931 2,016 95% CI Z-Value P-Value Sample p 0.957837 (0.946309,0.969366) 7.51 0.000 a. Is the test two-tailed, left-tailed, or right-tailed? Right tailed test Left-tailed test Two-tailed test b. What is the test statistic? The test statistic is (Round to two decimal places as needed.)