Question

The histograms in problem 12 is also used for problem 13. Data were collected on the hourly wage (S) for two types of marketing managers: (1) advertising managers and (2) sales managers. The results were used to create the histograms below. Note: In the diagram below advertising is called advertising promotion. 12) Pick the best answer: The median hourly wage of advertising and sales managers are A) Approximately $35 and $45 an hour respectively. B) Approximately $40 and $40 an hour respectively. C) The answer cannot be obtained from the histogram D) Approximately midway between $20 and $60 for both groups E) Both are about $45. 13) Pick one from A to E below I. The distribution of hourly wages for sales managers is unimodal and right skewed. II. The distribution of hourly wages for advertising managers is unimodal and right skewed III. The distribution of hourly wages for sales managers is unimodal and left skewed. IV. It appears that sales managers earn a lower hourly wage compared to advertising managers A) Only I is true B) Only II is true C) Only II and III are true D) Only III and IV are true E) Only IV is true Histogram of Advertising/Promotion Hourly, Sales Hourly 20 30 4030 60 Advert ortion HOUT kurbo 30 40 50 C

Answer 1

solution- Data collected on the hourly wage (in) for two types of maketing managers (1) advertising managers (2) sales managers were used to corrent the following hitogreame Alatepasting / Promotion Houdy 14 mode 20 40

sales Hourly 1 2.- a) 20 30 40 50 60 The distribution of hourly wage for adversting / promotion managers has only made ije, it is utimodel and kewel right because Most of the large values are on the right side tlence the distribution is unimodel and akwed to right. b) The distriubution of the hourly wages for sales manager also has only one mode, the given data is akwed to left because most of the higher values are clustered the left of the histogram.

tlence the distribution is unimodal and skewed left c) on comparing the both the histograms we can concelude that the sales managers earn tend to earn a lower howely wage if in. comparison to the adversting Cor pronolion managers.