Mail - Arevalo, Karen A - Outlor x = Una poesia italiana per bambin x Q Lumen OHM X + C a ohm.lumenlearning.com/assess2/?cid=57064&aid=4143805#/skip/2 A professional employee in a large corporation receives an average of u = 41.7 e-mails per day. An anti-spam protection program was installed in the company's server and one month later a random sample of 45 employees showed that they were receiving an average of x= 36.2 e-mails per day. Assume that o = 18.45. Use a 5% level of significance to test whether there has been a change (either way) in the average number of emails received per day per employee. a.) What is a? State the null and alternate hypotheses. Will you use a left-tailed, right-tailed, or two- tailed test? a = Ho: H = H1: H Select an answer v The test is a Select an answer | test b.) Identify the Sampling Distribution you will use. What is the value of the test statistic? The best sampling distribution to use is the |Select an answer v| distribution. The test statistic (z or t value) is = c.) Find or estimate the P-value for the test. The p-value is = d.) Conclude the test. Based on this we will | Select an answer ] the null hypothesis. Question Help: Message instructor Una poesia itali..docx MacBook Pro