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I did everything except. Short answers will be 6 and 7 7 points each unless spec

ID: 3375418 • Letter: I

Question

I did everything except. Short answers will be 6 and 7 7 points each unless specified otherwise. Show your work clearly. irce your answers. Given the following sample 32 24 27 32 36 34 20 24 30 21 32 14 Find 1) MEAN-1163 | = 32?163 32 124+27+32+36 +34+20 +24 +30+21 +32+14-326 2) MEDIAN-123.5 ?,20,21,24, 24,27,30 32,32,32,34,36 2.7+30 28.5 3) (8 pts) VARIANCE 4.15 EN-12 Ex:326 9 342 326 -82$6.3 2-1 4) STANDARD DEVIATION 5) A TRIMMED MEAN- ?,20,21 24 2,42,30,32,32,32,34 ,3 276-27.6 IO If each value of this sample was increased by 2000, then find 6) the new sample MEAN- 7) the new VARIANCE =

Explanation / Answer

6) if constant is added to each term ,

Mean increase by constant and. Variance remain same

Hence mean=326/12+2000

= 2027.16666

7) variance = 44.154

Note that your answer to q1 is wrong

As you have divided by 2 instead of 12.

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