e Take a Test Nyah Oni Internet Explorer Statistics I MA205 HYB01 Test: Test #1

Question

e Take a Test Nyah Oni Internet Explorer Statistics I MA205 HYB01 Test: Test #1 Chapters 1 & 2 Submit Test This Question: 1 pt This Test: 20 pts possible 4 of 20 The heights (o the nearest inch) or 30 males are shown below. Constract atrequency dstributon and a Construct a trequency distribution otthe data using 5 classes. Use the minimum data entry as the am of the data using 5 dasses Describe the shape of the histogram as symmetric, lower limit of the first class. Use the smallestwhole number class with possible uniform negatively skewed, poslively skewed or none of these Class 67 71 Choose the correct histogram below

Explanation / Answer

Minimum value is : 62

Maximum value is : 76

Here we need to use 5 classes so class width should be (76-62) /5 = 2.8 that is approx 3.

Following table shows the classes, frequency and mid points:

Class Lower limit Upper limit Frequency Mid Point=(lower limit+upper limit)/2 62-65 62 65 4 63.5 65-68 65 68 7 66.5 68-71 68 71 8 69.5 71-74 71 74 8 72.5 74-77 74 77 3 75.5

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