Kindly solve the problem

J \\_ QUESTION ONE: (20 MARKS) A company wishes to compare the effectiveness of two types of marketing training programs (Type A and Type B) on the salesperson's ability to generate sales. The outcome variable is the amount of annual sales. Suppose the following statistics are obtained from a randomly assigned sample of 22 sales people. Descriptive Statistics Program Mean Std. N type deviation Type A $1,500 225 '| 1 Type B $1,300 251 'I1 Total $1,400 238 22 a) State a null hypothesis for this analysis [1 MARKS] b) Compute the observed t-value for this analysis [3 MARKS] c) Complete the ANOVA table below and answer the questions that follow: [3 MARKS] Source 88 df MS F Between Within Total d) State the statistical model for this analysis [2 MARKS] 7 V J \\_ e) Test the null hypothesis you stated in (a) above at 0.05 level of significance. Include the critical value, the observed test statistic, decision rule, and your decision. [4 MARKS] f) What is the relationship between F-value in (c) and t-value in (b) above?[2 MARKS] 9) Name at least two methodological challenges of this data analysis. [2 MARKS] h) Describe a research design that can minimize the negative effects of these challenges. [3 MARKS]