Statistics Question

Question

1. A standard test given to a large number of student had a mean of 74 with a standard deviation of 8. Find the percentage of students who scored a. between 72 and 80 b. between 68 and 76 c. more than 76

Answer 1

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Answer 2

a. between 72 and 80

Answer 3

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Answer 4

1km= 1000m/s 60min * 60secnds =3600

Answer 5

Find the standard deviation of 0.12,0.07,0.21,0.30,0.30

Answer 6

Paano po pag nag kamali yung gender?anu po ba yung mga kailangan  na requirments na ma i tama po?