Q1 The following data set represents the sales in electronic megastore during 2010 -2019.

	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019
Jan	3500	3801	6806	6902	6556	6452	6208	6104	6300	7551
Feb	4902	3651	2951	2962	2883	3955	3805	3004	6600	7905
Mar	2802	3201	3657	3644	4223	4108	4555	4634	4204	4105
Apr	4523	4102	4233	4606	4524	5107	5000	3655	3909	3251
May	3549	3652	3213	3698	3656	4104	4595	4786	4102	4155
Jun	4164	4205	2306	2502	4409	4601	5005	5107	5208	5305
Jul	5401	5609	5554	5501	5302	5200	5454	4568	4536	3806
Aug	2950	2560	2200	2000	2104	2422	3631	3488	3528	2991
Sep	4802	6520	3960	3523	3453	3693	3581	3477	4100	4124
Oct	4212	4326	4230	4623	4216	4886	4903	4365	3524	3501
Nov	3505	3455	3695	3488	2958	2909	4883	4706	3007	3101
Dec	2805	4205	3908	3808	3417	3728	3655	2002	2221	2561

Using Mega-Stat Summarize, the data set in frequency distribution and answer the following questions:

1. What is the level of measurement reflected by the data set?
2. Construct the frequency table, histogram, and an OGIVE
3. The mid-point for the fourth interval is
4. The frequency for the last interval is
5. The relative frequency for the first and second interval is
6. The cumulative frequency for the third interval is
7. What is the mean, the median, the standard deviation?
8. Give some interpretations about the data set.
9. What are the first and third quartiles?
10. What are the IQR of the data set?
11. What are the five summary numbers?