Sheet1 43 30 44 70 76 42 69 98 94 30 44 50 85 50 78&"Ve...

Question

Sheet1    43    30    44    70    76    42    69    98    94    30    44    50    85    50    78&"Verdana,Bold"Unit 4 Assignment Data

Atreye · Accepted Answer

Mean Calculation
Formula:
The mean is calculated using the following formula:
Calculation:
Median Calculation
Formula:
(a) The data needs to be sorted first in ascending order:
(b) After sorting the data, the median is calculated using the following formula:
Calculation:
Here, since n= 15 is odd. Hence, median is  th observation  in the dataset which is 8th observation.
Median =50
Mode Calculation
Formula:
The mode is that value in the dataset which has the highest frequency.
Calculation:
Here, in the dataset it can be seen that 30, 44 and 50 these values have the highest frequency since all of them occur two times in the dataset. Hence, the dataset is trimodal since this data has three modes 30,44 and 50.
Conclusion:
(a) Mean of the dataset is 60.2 which implies that the centre of the dataset lies at 60.2.
(b) Median also tells about the centre of the dataset.

Sheet1 43 30 44 70 76 42 69 98 94 30 44 50 85 50 78 &"Verdana,Bold"Unit 4 Assignment Data

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