1/3 + 2/9 equals 3/9
3/9 is then simplified to 1/3 :)
Based on the mean, standard deviation, and the graph, the indicated IQ score would be 115.
<h3>What is the indicated IQ score?</h3>
First, find the z value:
P(Z<z) = 1 - tail value
= 1 - 0.1587
= 0.8413
According to the z-value, this gives a value of:
z = 1
The indicated IQ score is:
= mean + z value z standard deviation
= 100 + 1 x 15
= 115
Find out more on normal distributions at brainly.com/question/4079902
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Answer:
hello your answer will be 9/2
Going from the top of my head i would say the differences is that credit cards have monthly bills where debit cards does not.