Answer: 1/3
aka:33.33%
Step-by-step explanation:
3/9=1/3
3x - 4 > 2x + 8
3x - 2x > 8 - 4
x > 4
Answer:
a) impossible because the probability would change mattering on the number of red counters
b)15 red counters are in the bag
Step-by-step explanation:
Answer: 0.0228 .
Step-by-step explanation:
Given, IQ scores are approximately normally distributed with a mean of 100 and standard deviation of 15
Let X denotes the IQ score.
Then, the proportion of people with IQs above 130 is
Hence, the proportion of people with IQs above 130 is 0.0228 .
Answer:
ok
Step-by-step explanation: