Question

Pa IUI- Question 11 of 17 20 Points Loog Guitars produces guitars designed for children and advertises its products in highly targeted media such as Family Fun Magazine, Parents Magazine on parenting websites and portals and on juvenile learning websites. The Marketing Analyst is assessing the results of the last week's banner ad sales and had the following results. Site Clicks Conversions 4,292 Impressions www.parentsoup.com 43,062 commonsensemedia.org 28,705 The objective is to determine if there is any difference in conversion rates between the two websites. 2,733 59 a. Establish the hypothesis we are testing b. Write down the formula we would use to evaluate our hypothesis c. Using the data provided, solve for the formula you provided in part b. d. Interpret your results and assess the level of significance for the difference between the two conversion values. Maximum number of characters (including HTML tags added by text editor): 32,000 Show Rich-Text Editor (and character count)

Answer 1

210.25 210.25 73.5 Here we uge 4? Lest 73.5 = 2.86 2.86 Now E -€) (a) Hornun hypothesis: There is no difference in conversion Yates between He two web sites ,: Alemative hypothesis: There is a differerce in conversion roles between the two websites. = 5.72 = 2.86 +2.86 is So our Chi-Square Value (6) p 2 = E(OE)" 5.72... O E - Observed value - Expected value Now we want to find the Cricicar value to interpret the Tout P=0.05 degrees of freedom =2-1=1 Observed value is given Hous 89 and 59 Now we want to find the expected value which is nothing but the too) = 3.841 (By looking chi- (0.05, syuarve table Val that is Average 3.841 Total = 1 = 73.5 L No. of sites Calculated Volu i VOLL is greates that So step by step we wir coach value. Table value 0-E :(88-73-5) (59-73-5) Hat is criticar vanne 14.5 -14.5 So rejost nun hypotrosis. (0-2)2 = (14.5) (-14.5) That is there is a difference 210-25 210.25 in Conversion Yates between the two websites Pleape rate if it useful for to you.