W AutoSave Off A Assignment4_Fall22_Fanfan Search (Alt+Q) Sasha Genell X File Home Insert Draw Design Layout References Mailings Review View Help Grammarly Acrobat Picture Format Comments Editing Share Times New Roman v 12 LEVEE B I U ~ ab X X Ap Paste Styles Editing Create and Share Request Dictate Sensitivity Editor Open ADV Av Aa A A Adobe PDF Signatures Grammarly Undo Clipboard Font Paragraph 's Styles Is Adobe Acrobat Voice Sensitivity Editor Grammarly Group Statistics Std. Error Treatment N Mean Std. Deviation Mean Degrees Fahrenheit Placebo 14 99.1786 48861 13059 Caffeine 14 98.3429 22089 05903 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Mean Std. Error Difference Sig. df Sig. (2-tailed) Difference Difference Lower Upper Degrees Fahrenheit Equal variances 5.218 .031 5.832 26 <.001 .83571 .54114 assumed equal variances not .14331 independent samples effect sizes point confidence interval standardizer estimate lower upper degrees fahrenheit cohen d hedges correction .39056 glass delta a. the denominator used in estimating uses pooled standard deviation. page of words co text predictions: on accessibility: investigate focus f clear old dell o w pm>