In the data set, what is the variance? 6 8 1 9 4
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Answered by
8
Variance=£x2/total nos. - (£x/total nos.)2
£ indicates
£x2=36+64+1+81+16=198
£x= 6+8+1+9+4=28
= 198/5-(28/5)2
=198/5-784/25
= 986-784/25
=7.44...hope this will hlep...
£ indicates
£x2=36+64+1+81+16=198
£x= 6+8+1+9+4=28
= 198/5-(28/5)2
=198/5-784/25
= 986-784/25
=7.44...hope this will hlep...
Answered by
4
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