Question: Test number Industry standard software package In-house software package 1 349 318 2 332 327 3 336 303 4 395 337 5 368 311 6

Test number Industry standard software package In-house software package

1 349 318

2 332 327

3 336 303

4 395 337

5 368 311

6 391 329

7 296 321

8 361 327

9 648 330

10 375 347

11 302 311

12 347 331

13 379 340

14 384 343

15 358 328

16 369 341

17 308 317

18 341 325

19 385 346

20 378 337

the following table using the datasets given above to work out the missing values.

	Number of minutes to complete the test
	Industry standard	In-house
Minimum (Min)
Lower quartile (Q1)	338.5	319.5
Median	364.5	328.5
Upper quartile (Q3)	381.5	338.5
Maximum (Max)
Mean	370.1	328.45
Standard deviation (SD)	69.8	12
Interquartile range (IQR
Range
Size of dataset (n)	20	20

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