We have given,
Left tailed test,
Z=-1.282.............by using Z table or Excel =NORMSINV(0.1)
For the given null (H) and alternative (H1) hypotheses, compute the maximum value of z that...
For the given null (H) and alternative (H1) hypotheses, compute the maximum value of z that leads to a rejection of the null for a one-sample left-tailed z-test for a mean with a significance level of a = 0.04. Họ: A = 15 H:< 15 Use software to find the value of z to at least three decimal places. You may find one of these software manuals useful. Z= -1.6449 Incorrect
For the given null (Ho) and alternative (H1) hypotheses, compute the maximum value of z that leads to a rejection of the null for a one-sample left-tailed z-test for a mean with a significance level of a = 0.05. Họ: A = 15 H1: 4 < 15 Use software to find the value of z to at least three decimal places. You may find one of these software manuals useful. z =
For the given null (H) and alternative (H) hypotheses, compute the maximum value of z that leads to a rejection of the null for a one-sample left-tailed z-test for a mean with a significance level of a = 0.10. Hou = 7 H:<7 Use software to find the value of z to at least three decimal places. You may find one of these software manuals useful. z =
Note: do by hand too. For the given null (H) and alternative (H1) hypotheses, compute the maximum value of z that leads to a rejection of the null for a one-sample left-tailed z-test for a mean with a significance level of a = 0.04. Hou = 5 LH : A < 5 Use software to find the value of z to at least three decimal places. You may find one of these software manuals useful.
For the given null (?0) and alternative (?1) hypotheses, compute the maximum value of ? that leads to a rejection of the null for a one-sample left-tailed ?‑test for a mean with a significance level of ?=0.05. ?0:? = 20 ?1:?<20 Use software to find the value of ?z to at least three decimal places. You may find one of these software manuals useful. ?=z=
For the given null ( ?0 ) and alternative ( ?1 ) hypotheses, find the positive value, ? , and the negative value, −? , that define the critical region (rejection region) for a one-sample two-tailed ? ‑test for a mean with a significance level of ?=0.040 . ?0:?=5,?1:?≠5. Use software to find the values of ? to at least three decimal places. You may find one of these software manuals useful. −?= ? ?=?
Consider the following null and alternative hypotheses: Ho: p=0.16 He: p <0.16 These hypotheses O a) indicate a one-tailed test with a rejection area in the right tail b) are not mutually exclusive O c) indicate a two-tailed test d) are established incorrectly e) indicate a one-tailed test with a rejection area in the left tail
(20 points) (a) Find the P - value for the test statistic z = -1.41 for the following null and alternative hypotheses: Ho: The population mean is 50 Ha: The population mean is less than 50. . The P - value is 0.0793 (b) Find the P - value for the test statistic z = -1.41 for the following null and alternative hypotheses: Ho: The population mean is 50. Ha: The population mean is not equal to 50. The P...
For the following hypothesis test, determine the null and alternative hypotheses. Also, classify the hypothesis test as two-tailed, left-tailed, or right-tailed. The mean length of imprisonment for motor-vehicle theft offenders in this country is 23.2 months. A hypothesis test is to be performed to determine whether the mean length of imprisonment for motor-vehicle theft offenders in this city differs from the national mean of 23.2 months. Choose the correct null and alternative hypotheses below. O A. Ho:p> 23.2 months Hu=...
For the following hypothesis test, determine the null and alternative hypotheses. Also, classify the hypothesis test as two tailed, left tailed, or right tailed The mean local monthly bill for cell phone users in this country was $43.56 in 2001. A hypothesis test is to be performed to determine whether last year's mean local monthly bill for cell phone users has decreased from the 2001 mean of $43.56 Choose the correct null and alternative hypotheses below OA. Ho : μ...