Consider a sample with six observations of $24,25,12,6,23,$ and $12.$ Compute the $z-$score for each observation. $($Leave no cells blank $-$

be certain to enter $"O"$ wherever required. Round your answers to $2$ decimal places. Negative values should be indicated by a

minus sign.$)$

An investment strategy has an expected return of $17$ percent and a standard deviation of $9$ percent. Assume investment returns are

bell shaped.

a$.$ How likely is it to earn a return between $8$ percent and $26$ percent? $($Enter your response as decimal values $($not percentages$)$

rounded to $2$ decimal places.$)$

Probability

b$.$ How likely is it to earn a return greater than $26$ percent? $($Enter your response as decimal values $($not percentages$)$ rounded to $2$

decimal places.$)$

Probability

c$.$ How likely is it to earn a return below $-1$ percent? $($Enter your response as decimal values $($not percentages$)$ rounded to $3$ decimal

places.$)$

Probability