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C
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π
e
7
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9
\(\div\)
\(\sqrt{\,}\)
\(a^{b}\)
4
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\(\times\)
\(\frac{a}{b}\)
ln
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cos⁻¹
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sin
sin⁻¹
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tan
tan⁻¹
A company tested 70 new light bulbs to see if they would last over 1,000 hours. Compute the success percentages (rounded to one decimal place):
Outcome
Frequency
Relative Frequency (\(\pourcent\))
Success
49
7
8
9
4
5
6
1
2
3
C
0
.
\(\pourcent\)
Miss
21
7
8
9
4
5
6
1
2
3
C
0
.
\(\pourcent\)
Total
70
\(100\pourcent\)
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