Answer:
<h2>solution,
Combine the like terms:
Simplify:
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What is –9.2(8x – 4) + 0.7(2 + 6.3x) simplified?
2 answers:
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Answer:
Step-by-step explanation:
Given the mean is 3.2, standard deviation is 0.8 and the sample size is 64.
-We calculate the probability of a mean of 3.4 as follows:
#First determine the z-value:
#We then determine the corresponding probability on the z tables:
Hence, the probability of obtaining a sample mean this large or larger is 0.0228