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Complete the following steps for the hypothesis test. A local real estate company wanted to know if attending a course or "How is be a Successful Salesperson" can Increase the weekly average sales (listen In thousands) of its employees. The company sent six of ts salespersons to attend this course, Using a 1%% significance level, can you conclude that the mean weekly sales for all salespersons as a result of altending this course has not changed? Assume that the population of paired differences has a normal distribution. Sales Before the $120 $180 $250 $140 1140 Course Sales After the Course $1BD $240 $240 $140 $190 $ZOD 24 4/28/2021 Gule: Chapter & Socten 4 - Homework Step 1: Write the hypothesis statements, identify which hypothesis Is ire claim, and the type of lost you need to complete (left-, right-, two-tew'). State the level of significance. . For "" write "not equal". . For statements that are not the "claim", write "NA". in the box for claim. Ha: M 0 Claim?: D Claim?: Tailed-Test -tailed lost Significance Lovel: a = Step 2: Check the requirements. Calculate the appropriate standardized test statistic (two decimal places) and P-value [4 decimal places), State the calculator function (Z-Test, T-Test, 1-PropZTest, 2-SampZTest. 2- Samp TTest), . Remember that two-tailed tests have two standardized test statistics, always state both. . Use the correct standard deviation variable, write NA in the remaining one. Calculator Function: Date/Stats7: Given being entered: List: Before - After Standardized Tests Statistic(s): P-value = Step 3: Conclusion (make a decision) - your conclusion must include supporting evidence, Conclusion: the Ho Supporting Evidence: