Instruction 14-15 the Number of Train Passengers Arriving in Adelaide on the on the Overland

question 44

Short Answer

Instruction 14-15
The number of train passengers arriving in Adelaide on the Overland on six successive Mondays were: 60, 72, 96, 84, 36 and 48.
-Referring to Instruction 14-15,the Holt-Winters method for forecasting with smoothing constant of 0.9 for both level and trend will be used to forecast the number of arrivals.The forecast for the twelfth Monday is _______.

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Definitions:

Box Plot

A graphical representation of a dataset that shows the distribution's minimum, first quartile, median, third quartile, and maximum.

Interquartile Range

The difference between the 75th and 25th percentiles of a data set, representing the spread of the middle 50% of the values.

Observations

Recorded data or measurements that are collected from studies or experiments.

Quartiles

Values that divide a dataset into four equal parts, helping in assessing the spread and the central tendency of the data.