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NDA · Maths · Statistics
NDA Statistics — Formulas 3
Question
1
of 12
1.
Which is the formula for the sector angle
θ
i
\theta_i
θ
i
of category
i
i
i
(frequency
f
i
f_i
f
i
, total
N
N
N
) in a pie chart?
A
θ
i
=
f
i
N
×
180
∘
\theta_i = \dfrac{f_i}{N} \times 180^\circ
θ
i
=
N
f
i
×
18
0
∘
B
θ
i
=
N
f
i
×
360
∘
\theta_i = \dfrac{N}{f_i} \times 360^\circ
θ
i
=
f
i
N
×
36
0
∘
C
θ
i
=
f
i
N
×
360
∘
\theta_i = \dfrac{f_i}{N} \times 360^\circ
θ
i
=
N
f
i
×
36
0
∘
D
θ
i
=
f
i
N
×
100
\theta_i = \dfrac{f_i}{N} \times 100
θ
i
=
N
f
i
×
100
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