Answer: 2.5%
Step-by-step explanation:
Mean score = 65
Standard deviation = 5
Score (x) = >75
Z-score = [(score - mean) ÷ standard deviation]
Z - score = [(75 - 65) ÷ 5]
Z - score = 10 ÷ 5 = 2
P(score higher than 75) = 100 - 95 = 5/2 = 2.5%
The decimal from 1.46 becomes______ expressed as a percentage
1 answer:
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Answer:
132 square feet
Step-by-step explanation:
a+b/2*h
20+24/2*6=132
