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Seorang pengusaha Berkah Laundry yang baru membuka usahanya melakukan pengamatan terhadap hasil kerjanya. Diketahui dari 60 pelanggan akan kembali lagi menggunakan jasa laundrynya sebanyak 5.

Seorang pengusaha Berkah Laundry yang baru membuka usahanya melakukan pengamatan terhadap hasil kerjanya. Diketahui dari 60 pelanggan akan kembali lagi menggunakan jasa laundrynya sebanyak 5. Bila dari 150 pelanggan Berkah Laundry. Hitunglah probabilitas pelanggan akan kembali menggunakan jasa Berkah Laundry sebanyak :

a. 20 orang

b. Lebih dari 2 orang

c. 25 sampai 27 orang

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