Next Page Page 1 of 2 Question 1 (5 points) Saved A researcher would like to find out if there is any association between age (in four age groups) and the choice of smartphone brand (with three brands). A random sample of 500 new smartphone buyers in Metro Vancouver was drawn. Suppose chi- square statistic is calculated to be 18.6. Can we conclude that new smartphone buyers at different age groups have a significantly different preference in their choice of smartphone brand? Make sure you use the three-step process and an appropriate decision point to answer this question. [5]