Save Ans 14 weekends. A landscaping company hypothesizes that the median number of lawns they mow in a weekend is 20. They tabulated the number of lawns mowed in a random sample of 22 18 19 20 25 20 18 22 23 20 21 26 24 22 Use the test value, the critical value, and the appropriate table to decide if the landscaping company's hypothesis that they mow a median of 20 lawns per weekend valid at a = 0.10? Yes. The test value is greater than the critical value, so the null hypothesis is not rejected. Yes. The test value is less than the critical value, so the null hypothesis is not rejected No. The test value is less than the critical value, so the null hypothesis is rejected No. The test value is greater than the critical value, so the null hypothesis is rejected. A random group of customers at a fast food chain were asked whether they preferred hamburgers, chicken sandwiches, or fish sandwiches. The restaurant's marketing department claims that 50% of customers prefer hamburgers, 32% of the customers prefer chicken sandwiches, and 18% of the customers prefer fish sandwiches. Is there evidence to reject this hypothesis at a - 0.05? Plans Hamburgers Chicken Fish Number of students 40 20 6 There is not evidence to reject the claim that the customers' preferences are distributed as claimed because the test value 4.455 4.455 O There is evidence to reject the claim that the customers' preferences are distributed as claimed because the test value 5.991 > 4.455