Jawaban dari "The average height of 5 students was 158 cm. Then, 2 more students whose average height was 155 cm j..." - Ini Kunci Jawabannya

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Kami ada 1 jawaban dari The average height of 5 students was 158 cm. Then, 2 more students whose average height was 155 cm j.... OK langsung saja pelajari jawaban selengkapnya disini:

The Average Height Of 5 Students Was 158 Cm. Then, 2 More Students Whose Average Height Was 155 Cm Joined 5 Students. The Average Height Of All Students Is

Jawaban: #1:

Jawaban:

157.14 cm

Penjelasan dengan langkah-langkah:

average = sum of data / n

= (5x158 + 2x155)/7

= (790 + 310)/7

= 1100/7

= 157.14 cm

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