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STEPS IN HYPOTHESIS TESTING Unit 4A - Statistical Inference Part 1 1 . <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Step 2. <> %PDF-1.4 %���� 0000004163 00000 n The various steps involved in hypothesis testing are stated below: (i) Making a formal statement: The step consists in making a formal statement of the null hypothesis (H O) and also of the alternative hypothesis (Ha). 0000000791 00000 n %%EOF It goes through a number of steps to find out what may lead to rejection of the hypothesis when it’s true and acceptance when it’s not true.
x�b```b``9��������π �@16� "@�a�`�ݻ��t�c5�``I�wY�� T���Â��C�b�]Y��.d�e �b?ʒtj^ �/�]^:�"��-��9�B�klb�R�m�e�S�� 7.2 Testing a hypothesis about the mean of a population: We have the following steps: 1.Data: determine variable, sample size (n), sample mean( ) , population standard … 1) H a: p p o 2) H a : p > p o 3) H a: p < p o Step 3: State . This means that hypotheses should be clearly stated, considering the nature of the So the test statistic: z = 1.8 – 0 = 2.17 0.83 9-2 Steps in Hypothesis Testing A Statistical hypothesis is a conjecture about a population parameter. x��]ms�6���~��;Ȍ��v��\�\�N��ՑS���g)�$��v��E����2c��)>��.���~9��,�����r|���]�����r9�����/w�����ӏ��t�����K��b>_N�OO����8���2㙅߮�������o����������၀�x&2c 0000002755 00000 n However, the formulation of the hypothesis is one of the most difficult steps in the entire scient ific research proces s. <<5c0c5f7d7188124dae5d9e1ef1389a5e>]>> &2�YY���x�+��_�����SQ}���ෑp�;���U0YW��Z�l&D �.:ϲ��(ϟ���xG!���R0k2�5�t��W�n���M�#5���n��OT-x�+S�j/v%^���"s�de��܌��#9�{����\�S�����o���#b����2դ%�L'Q� ��H��� ����ϋ�}� ��g�x�����'�5�c��2w���{�RxY��=�` �X�#�K������(�cE&u�J�q�n����U��yp�0%;+������3Q}�ɗ�9 0000008902 00000 n <> The histograms below show the weight of people of countries A and B. Step 2: Specify the Alternative Hypothesis. there is only one case for hypothesis testing for one sample proportion. HYPOTHESIS TESTING STEPS IN HYPOTHESIS TESTING Step 1: State the Hypotheses Null Hypothesis (H 0) in the general population there is no change, no difference, or no relationship; the independent variable will have no effect on the dependent variable o Example •All dogs have four legs. 0000000016 00000 n 945 0 obj <> endobj STEPS FOR HYPOTHESIS TESTING FOR ONE POPULATION PROPORTION Step 1: State Null Hypothesis. 0 This conjecture may or may not be true. 0000004086 00000 n endstream endobj 968 0 obj<>/W[1 1 1]/Type/XRef/Index[79 866]>>stream 0000005479 00000 n A hypothesis is a tentative assumption drawn from practical knowledge or theory. A hypothesis test is a formal way to make a decision based on statistical analysis. \C"��8|�{Zϖ="6Ut?7�4��9E�z_��*Z�z�'�Mg��-덒 7�@�����T�2::��@���KXF�qBJ��@��,+P�����al��4 咆�� ��ޑ@Zd-T��e�օ���Lxp����R�m��u@Uaفl ��1O�P?^���@�!��g 0�5u��0U4h6$0�0L?�ɸ��[9�^D�x10�:� �4k vd`Hs20��A� ��~� endobj 4 0 obj endobj
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STEPS IN HYPOTHESIS TESTING Unit 4A - Statistical Inference Part 1 1 . <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Step 2. <> %PDF-1.4 %���� 0000004163 00000 n The various steps involved in hypothesis testing are stated below: (i) Making a formal statement: The step consists in making a formal statement of the null hypothesis (H O) and also of the alternative hypothesis (Ha). 0000000791 00000 n %%EOF It goes through a number of steps to find out what may lead to rejection of the hypothesis when it’s true and acceptance when it’s not true.
x�b```b``9��������π �@16� "@�a�`�ݻ��t�c5�``I�wY�� T���Â��C�b�]Y��.d�e �b?ʒtj^ �/�]^:�"��-��9�B�klb�R�m�e�S�� 7.2 Testing a hypothesis about the mean of a population: We have the following steps: 1.Data: determine variable, sample size (n), sample mean( ) , population standard … 1) H a: p p o 2) H a : p > p o 3) H a: p < p o Step 3: State . This means that hypotheses should be clearly stated, considering the nature of the So the test statistic: z = 1.8 – 0 = 2.17 0.83 9-2 Steps in Hypothesis Testing A Statistical hypothesis is a conjecture about a population parameter. x��]ms�6���~��;Ȍ��v��\�\�N��ՑS���g)�$��v��E����2c��)>��.���~9��,�����r|���]�����r9�����/w�����ӏ��t�����K��b>_N�OO����8���2㙅߮�������o����������၀�x&2c 0000002755 00000 n However, the formulation of the hypothesis is one of the most difficult steps in the entire scient ific research proces s. <<5c0c5f7d7188124dae5d9e1ef1389a5e>]>> &2�YY���x�+��_�����SQ}���ෑp�;���U0YW��Z�l&D �.:ϲ��(ϟ���xG!���R0k2�5�t��W�n���M�#5���n��OT-x�+S�j/v%^���"s�de��܌��#9�{����\�S�����o���#b����2դ%�L'Q� ��H��� ����ϋ�}� ��g�x�����'�5�c��2w���{�RxY��=�` �X�#�K������(�cE&u�J�q�n����U��yp�0%;+������3Q}�ɗ�9 0000008902 00000 n <> The histograms below show the weight of people of countries A and B. Step 2: Specify the Alternative Hypothesis. there is only one case for hypothesis testing for one sample proportion. HYPOTHESIS TESTING STEPS IN HYPOTHESIS TESTING Step 1: State the Hypotheses Null Hypothesis (H 0) in the general population there is no change, no difference, or no relationship; the independent variable will have no effect on the dependent variable o Example •All dogs have four legs. 0000000016 00000 n 945 0 obj <> endobj STEPS FOR HYPOTHESIS TESTING FOR ONE POPULATION PROPORTION Step 1: State Null Hypothesis. 0 This conjecture may or may not be true. 0000004086 00000 n endstream endobj 968 0 obj<>/W[1 1 1]/Type/XRef/Index[79 866]>>stream 0000005479 00000 n A hypothesis is a tentative assumption drawn from practical knowledge or theory. A hypothesis test is a formal way to make a decision based on statistical analysis. \C"��8|�{Zϖ="6Ut?7�4��9E�z_��*Z�z�'�Mg��-덒 7�@�����T�2::��@���KXF�qBJ��@��,+P�����al��4 咆�� ��ޑ@Zd-T��e�օ���Lxp����R�m��u@Uaفl ��1O�P?^���@�!��g 0�5u��0U4h6$0�0L?�ɸ��[9�^D�x10�:� �4k vd`Hs20��A� ��~� endobj 4 0 obj endobj