The observed difference between the sample means (33 - 24.8) is not convincing enough to say that the average number of study hours between female and male students differ significantly. Therefore, we do not reject the null hypothesis. This is not the case, -2.365 < 1.473 < 2.365. Excel offers inbuilt Statistical functions such as AVERAGE, COUNT, MIN, MEDIAN, MAX, and MODE to perform basic statistical data calculations and analysis. Click the Data tab > Data Analysis command button as shown above to tell Excel that you want to calculate descriptive statistics.lf t Stat t Critical two-tail, we reject the null hypothesis. Click in the Output Range box and select cell E1.Ĭonclusion: We do a two-tail test (inequality). It includes a variety of choices including simple descriptive statistics, t-tests, correlations, 1 or 2-way analysis of variance, regression, etc. Click in the Hypothesized Mean Difference box and type 0 (H 0: μ 1 - μ 2 = 0).ħ. Click in the Variable 2 Range box and select the range B2:B6.Ħ. Click in the Variable 1 Range box and select the range A2:A7.ĥ. Each cell can contain both data and formulas. In the Descriptive Statistics dialog box, specify the input range that has the data. The Excel program includes a spreadsheet format of contiguous cells to form a grid. The descriptive statistics feature on MS Excel is a useful tool for performing statistical analyses for sets of experimental data. In the Data Analysis dialog box that opens, click on Descriptive Statistics. In the Analysis group, click on Data Analysis. Below are the steps to do this: Click the Data tab. Select t-Test: Two-Sample Assuming Unequal Variances and click OK.Ĥ. For this data, I want to get descriptive statistics. Note: can't find the Data Analysis button? Click here to load the Analysis ToolPak add-in.ģ. On the Data tab, in the Analysis group, click Data Analysis. First, perform an F-Test to determine if the variances of the two populations are equal. To perform a t-Test, execute the following steps.ġ.
0 Comments
Leave a Reply. |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |