A sample of the funds deposited in First Federal Savings Bank's MCA (miniature check- ing account) revealed the following amounts.
|
$124
|
$14
|
$150
|
$289
|
$52
|
$156
|
$203
|
$82
|
$27
|
$248
|
|
39
|
52
|
103
|
58
|
136
|
249
|
110
|
298
|
251
|
157
|
|
186
|
107
|
142
|
185
|
75
|
202
|
119
|
219
|
156
|
78
|
|
116
|
152
|
206
|
117
|
52
|
299
|
58
|
153
|
219
|
148
|
|
145
|
187
|
165
|
147
|
158
|
146
|
185
|
186
|
149
|
140
|
Use a statistical software package such as Excel or Minitab to help answer the follow- ing questions.
a. Determine the mean, median, and standard deviation.
b. Determine the first and third quartiles.
c. Develop a box plot. Are there any outliers? Do the amounts follow a symmetric distribution or are they skewed? Justify your answer.
d. Organize the distribution of funds into a frequency distribution.
e. Write a brief summary of the results in parts a to d.