What is 21 divided by 8? Show your work.
2 answers:
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<h2>Hello!</h2>
The answers are:
The possible values for x in the equation, are:
First option,
Second option,
To solve the problem, we need to remember the following properties of the exponents and roots:
Then, we are given the expression:
So, finding "x", we have:
Hence, the possible values for x in the equation, are:
First option,
Second option,
Have a nice day!
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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