Required:

$3\mathrm{.}1$ Elaborate on how stratified sampling was used as an instrument of gender representivity in Mahogany$$s

MTIP system. In your discussion, among others, show the calculations employed in the stratification exercise.

$(5$

Marks$)$

$3\mathrm{.}2.$Critique the parametric assessments undertaken by the data analyst, highlighting the shortcomings of the

analyst$$s approach to the data analysis.

$(4$

Marks$)$

$3\mathrm{.}3$ Formulate the null and alternative hypotheses underpinning the promotional examination. $(2$ Marks$)$

$3\mathrm{.}4$ Provide a meaningful interpretation of the output of the statistical analysis represented by Figure $3\mathrm{.}1$ to

Figure $3\mathrm{.}3.$

$(5$

Marks$)$

$3\mathrm{.}5.$Comment on the reliability of the main statistical test employed to test the hypothesis formulated in $3\mathrm{.}3$ and

state whether the management of Mahogany should accept the analyst$$s report.

$(4$

Marks$)$