QUESTION 8

1. The following represent statistics of weekly salaries at the Harper Publishing Company.

Mean = $470Median = $475Mode = $460Standard deviation = $30First Quartile = $450Third Quartile = $49284thPercentile =$505P₆₇= $483

a)What is the most common salary?

b)What salary did half the employee'ssalariessurpass?

c)About what percent of employee's salaries is below $505?

d)What percent of the employee'ssalariesare above $450?

e)What salary is 3 standard deviations below the mean?

f)About what percent of employee's salaries is above $483?

g)What salary is 2 standard deviations above the mean?

h)Assume the weekly salaries are normally distributed, about what percent of the salaries are between$410 and $530?

On a separate piece of paper, construct a modified box-plot of the data in the question above, take a picture of your work and upload it to this question.Use a min. value of 355 and max value of 565.