Solution:
Note that:
16% = 0.160
so that, the correct answer is:
16% = 0.160
0.165
1/6 = 0.17
Which of the following numbers is not expressed in scientific notation? Why is it not in scientific notation?
2 answers:
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Answer:
And we can use the normal standard distribution table or excel and with the complement ruler we got:
Step-by-step explanation:
We know the following info given:
represent the true mean
represent the population deviation
represent the sample size selected
Since the sample size is large enough (n>30) we can use the central limit theorem and the sample mean would have the following distribution:
And for this case we want to find this probability:
And we can use the z score formula given by:
And replacing we got:
And we can use the normal standard distribution table or excel and with the complement ruler we got: