1. Find the average, the median, the standard deviation, and variance of the price of phones. Which value is measured in square dollars?
2. On the box and whiskers graphic of the price data. Does it appear to be symmetrical or skewed?
3. Who paid more on average? Which had more variation?
4. Which group had more relative variability?
5. Who got the better price relative to those in their respective gender group?
6. What observation can you make from your tabulation?
7. If you selected a customer at random, what is the probability they are a business customer?
8. Given a customer is a "home" customer, what is the likelihood they are paying in the lowest price point category?
9. Is being a business customer and being a home customer independent or mutually exclusive?

Based on the information given answer the questions above in paragraphs.

Gender	Age	Price	Home/Business	Monthly plan price		Price			Price
F	37	365	Home	9					1	310		i	12.5
F	44	365	Business	22		Mean	386.52		2	311		i	37.5
F	29	321	Home	8		Standard Error	8.140413		3	317
F	48	398	Home	14		Median	370.5		4	318
F	18	370	Home	9		Mode	365		5	321
F	24	368	Home	8		Standard Deviation	57.56141		6	325			IQR	52
F	25	395	Home	8		Sample Variance	3313.316		7	326
F	28	366	Home	7		Kurtosis	0.99828		8	326			Upper limit	476
F	26	401	Home	9		Skewness	1.163144		9	337
F	48	376	Home	7		Range	240		10	340			Lower Limit	268
F	60	398	Business	32		Minimum	310		11	340
F	56	408	Home	9		Maximum	550		12	341
F	31	409	Home	7		Sum	19326		13	346	Q1
F	72	340	Home	7		Count	50		14	365
F	35	326	Home	8					15	365
F	63	311	Home	8					16	365
F	31	367	Home	13					17	365
F	35	365	Home	13					18	365
F	34	494	Home	10					19	366
F	44	371	Home	9					20	366
M	49	366	Home	12					21	367
M	34	318	Home	7					22	368
M	39	391	Home	10					23	369
M	40	384	Home	9					24	369
M	78	340	Home	7					25	370
M	36	341	Home	7					26	371
M	44	476	Home	9					27	375
M	63	369	Home	8					28	376
M	45	365	Home	10					29	377
M	37	369	Home	7					30	384
M	21	365	Home	11					31	386
M	37	393	Home	12					32	387
M	46	470	Business	23					33	391		Row Labels	Average of Price
M	50	550	Home	13					34	393		F	$375.70		x	415
M	34	326	Home	7					35	395		M	$393.73
M	58	377	Home	8					36	395		Grand Total	$386.52		Women	0.993941	Z score
M	30	536	Home	22					37	398
M	26	386	Home	12					38	398	Q3				x	427
M	24	310	Home	7					39	401		Row Labels	StdDev of Price
M	29	510	Home	12					40	408		F	$39.54		Men	0.499277	Z score
M	33	325	Home	7					41	409		M	$66.63
M	36	337	Home	9					42	457		Grand Total	$57.56
M	37	459	Business	36					43	459
M	34	317	Home	8					44	470
M	21	375	Home	13					45	472
M	27	395	Business	23					46	476
M	39	346	Home	7					47	494
M	29	387	Home	12					48	510
M	35	457	Business	19					49	536
M	35	472	Business	22					50	550

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