A survey of randomly selected adults showed that of them have heard of a new electronic reader. The accompanying technology display results from a test of the claim that ​% of adults have heard of the new electronic reader. Use the normal distribution as an approximation to the binomial​ distribution, and assume a significance level to complete parts​ (a) through​ (e). Sample​ proportion: Test​ statistic, ​z: Critical​ z: ​P-Value: a. Is the test​ two-tailed, left-tailed, or​ right-tailed? Right tailed test ​Left-tailed test ​Two-tailed test Your answer is correct. b. What is the test​ statistic? z 3.54 ​(Round to two decimal places as​ needed.) c. What is the​ P-value? ​P-value . 0004 ​(Round to four decimal places as​ needed.) d. What is the null hypothesis and what do you conclude about​ it? Identify the null hypothesis. A. B. C. Your answer is correct. D. Choose the correct answer below. A. the null hypothesis because the​ P-value is the significance​ level, . B. the null hypothesis because the​ P-value is the significance​ level, . C. the null hypothesis because the​ P-value is the significance​ level, . D. the null hypothesis because the​ P-value is the significance​ level, . Your answer is correct. e. What is the final​ conclusion?