please help!
AutoSave (. Off ) H Activity 9 - Chi-Squared Test - Saved to this PC robsjr8@gmail.com R X File Home Insert Draw Design Layout References Mailings Review View Help 9 Search Share Comments X Cut Copy Times New Ron - 12 - A" A" Aa- A E . = . F. | 21 9 AaBbCcDa AaBbC( AaBbCcDc AaBbCcDi AaBbCCD AaB AaBbCCDC AaBbCcDa AaBbCcDa Find - Replace Paste Format Painter BI U - ab x x A 2 . A . BB 1. 3 . BB. Emphasis Heading 1 1 Normal Strong Subtitle Title 1 No Spac... Subtle Em... Intense E... F Select - Dictate Clipboard Font Paragraph Styles Editing Voice Complete the following examples for Chi-Squared Test of Independence. You can type solutions or hand write solution, whatever is easier for you. Chi-Squared Test using Ti83/84 Calculator: Using the TI calculator, we want to test if a person's favorite superhero is dependent on their occupation. Use a 5% level of significance. 1. Write out the hypotheses for this test. Ho: HA: NORMAL FLOAT AUTO REAL RADIAN MP Steps for creating the observed matrix in the calculator: NAMES MATH EDIT A. Open the MATRIX menu in the calculator by hitting [2nd] and then [x-]]. 1 : [A) 2: [8] B. Arrow over [-] to the EDIT menu. 3: [C] 4: [D] C. Hit [ENTER] to open matrix A to be filled in. 5: [EJ NORMAL FLOAT AUTO REAL RADIAN MP D. Change the size of the matrix by typing in 5 x 3 MATRIX[A] 5 23 E. Enter the numbers from the table below into the calculator to build the matrix we want to use. Favorite superhero Doctor Teacher Lawyer Batman 74 71 65 Spider-Man 73 62 66 Iron Man 61 79 85 Superman 68 59 46 Wonder Woman 52 67 58 Page 1 of 4 680 words X + 109% Type here to search O EI me 9 w :34 PM 4/10/2020 16AutoSave ( Off ) H Activity 9 - Chi-Squared Test robsjr8@gmail.com R X File Home Insert Draw Design Layout References Mailings Review View Help Search Share Comments X Cut Times New Ron - 12 - A" A Aa- A . = . F. E 21 9 Find - AaBbCcDa AaBbC( AaBbCCDc AaBbCcDi AaBbCCD AaB AaBbCCDC AaBbCcDa AaBbCcDa Replace Paste Copy BIU - ab x x A 2 . A . BB 1. 3 . BB- Emphasis Heading 1 1 Normal Strong Subtitle Title 1 No Spac... Subtle Em... Intense E... F Select - Dictate Format Painter Clipboard Font Paragraph Styles Editing Voice Finding the chi-square test statistic and p-value for your hypothesis test: A. Once you build the matrix, you need to run the test. NORMAL FLOAT AUTO REAL RADIAN MP NORMAL FLOAT AUTO REAL RADIAN MP B. Hit [STAT] button EDIT CALC TESTS X2-Test C. Arrow over [-] to the TESTS menu. 012-Samp TInt. Observed: [A] A: 1-PropZInt. B: 2-Prop Expected: [B] Color : BLUE D. Arrow down [I] to C: x2-Test. Cox2-Test.. Calculate Draw D: x 2 GOF-Test.. E. Hit [ENTER] E:2-SampFTest.. F :LinRegTTest. F. Arrow down [I] to Calculate and hit [ENTER] again. G:LinResTInt. H: ANOVAC 2. What is the x2 test statistic from the calculator output? 3. What is the p-value? Chi Square Test for Independence Page 1 STAT 2430 - Business Statistics 4. Based on the p-value, what is our decision about the Ho? Explain. 5. Write a conclusion in context to this problem. Page 2 of 4 680 words X + 109% 4:35 PM Type here to search me 9 w 4/10/2020 16
