Answered

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Use your table to work out what fraction of the fish are 50cm or more in length

Use Your Table To Work Out What Fraction Of The Fish Are 50cm Or More In Length class=

Sagot :

We need to find frequency in the region.

[tex]\\ \sf\longmapsto 50\leqslant l[/tex]

We should calculate in it frequencies of below

[tex]\\ \sf\longmapsto 50\leqslant l<60[/tex]

[tex]\\ \sf\longmapsto 60\leqslant l<80[/tex]

[tex]\\ \sf\longmapsto 80\leqslant l<100[/tex]

[tex]\\ \sf\longmapsto 100\leqslant l<150[/tex]

Hence

total frequency:-

[tex]\\ \sf\longmapsto 8+b+c+d[/tex]

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