The line graph shows the information various monthly contract with an average price of mobile phone providers in a European country. Overall, the cost of all mobile phone contracts underwent an increase, except for Sim TX which showed no net rise despite a minor growth throughout the period. Alpha’s rate experienced a most marked growth and with a surpassing the counterpart at the end of the period.
It is clear that Domo and Alpha , the charge of phone contracts had a remarkable rate, although being fluctuated. Domo was leading company by signed contracts in terms of pricing, at the commencing month, and this was followed by moderate increase in the May, after fluctuating in 20 euros. Meanwhile the Alpha that started at 5 euros in January, the proportion of people who contracted to it’s price saw a dramatic rose in August around 13 euros, despite being fluctuated in previous months, after which it saw a noticeable increase in the last month to 25 euros, the highest in the dataset.
By contrast, the Lex and Sim TX companies, the monthly average phone contract charge never surpassed 20 euros over the period. Unlike other companies, Lex’ rate had a more fluctuate happens in the contract price market, in August these proportions are soared, about 15 euros, before moderately increased roughly to 17 euros, especially in fall month. When it comes to Sim TX provider’s trend changes destiny was similar to Lex until the in June which surpassed to it, approximately 15 euros, but this surge was short- lived , as the contract charge declined slightly to around 6 euros in September, which was the smallest in the dataset.