if the mean is 70 minutes, then 90 minutes is 2 standard deviations above 70. if you look at the bell curve i drew, the percent of exams that took over 90 minutes is 2.5%
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Answer:
p=25m+85
Step-by-step explanation:
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The answer is 6.21 hope I helped
Answer:
f(s) = 2( 5s + 6)
Step-by-step explanation:
This means value of f of s
final score before bonus = 2 x 5 = 10
Add the bonus = 2 x 6 = 12
Add together if simplified= 10s+12, we remove the s, then add and confirm score has now been fully totaled = 22.
Half way through we can show 10s is the score of both even and only fs = 22 for the winner.
The correct answer is
.05
