Math 225 Week 3 Assignment Distribution and Shape

Math 225 Week 3 Assignment Distribution and Shape

  

Math 225 Week 3 Assignment Distribution and Shape

Week 3 Assignment Distribution shape

Question

Which of the following histograms shows a skewed data set?

Select all correct answers.

1.

2.

3.

4.

Question

A data set of the population densities of 15 U.S. states has a mean of 154 and a median of 94. Which of the following is a logical conclusion?

Select the correct answer below:

The data are skewed to the left.

The data are skewed to the right.

The data are symmetrical.

Question

Which of the following frequency tables show a skewed data set? Select all answers that apply.

Select all that apply

ValueFrequency
52
65
79
815
918
1024
1119
1215
1310
144

2.

ValueFrequency
132
145
1514
1613
1723
1826
1915
202

3.

ValueFrequency
51
61
79
820
924
1020
119
124
131
141
151

4.

ValueFrequency
04
112
223
328
417
57
66
73

Correct answer: table 2&4

Question

Which of the following frequency tables show a skewed data set? Select all answers that apply.

Select all that apply:

ValueFrequency
02
111
230
322
415
512
66
71
81
ValueFrequency
41
52
63
77
819
917
1017
1115
1212
134
141
152
ValueFrequency
131
146
159
1615
1727
1828
1910
204
ValueFrequency
31
40
51
65
79
812
912
1018
1112
1217
1311
140
151
160
171

Question

Given the following histogram, decide if the data is skewed or symmetrical.

Select the correct answer below:

The data are skewed to the left.

The data are skewed to the right.

The data are symmetric

Question

Given the following box-and-whisker plot, decide if the data is skewed or symmetrical.

The data are skewed to the left.

The data are skewed to the right.

The data are symmetric

Question

Which of the following frequency tables shows a skewed data set? Select all answers that apply.

Select all that apply:

ValueFrequency
74
88
912
1016
1115
1213
1310
145

2.

ValueFrequency
53
63
78
812
915
1019
1119
1210
134
143
153
161

3.

ValueFrequency
121
132
143
1513
1610
1726
1825
1915
205

4.

ValueFrequency
09
121
223
318
415
59
63
72

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