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12345 [234]
3 years ago
6

Assume that in a statistics class the probability of receiving a grade of A equals .30 and the probability of receiving a grade

of B equals .30. The probability that a randomly selected student from this class will receive either an A or a B equals.
a. .09
b. .6
c. .9
d. .3
Mathematics
1 answer:
Tom [10]3 years ago
6 0

Answer:

Answer D is correct

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Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.

Below are the choices:

A. 
<span>[8 -6] </span>
<span>[-5 4] </span>
<span>B. </span>
<span>[4 -3] </span>
<span>[-2.5 2] </span>
<span>C. </span>
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<span>D. </span>
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<span>[3 -4]
</span>
B because it is the inverse of 
<span>(4 6) </span>
<span>(5 8) </span>

<span>Check </span>
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<span>(-2.5 2)(5 8) = (0 1)</span>
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