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MATH 110 STATISTICS FINAL EXAM PRACTICE SOLUTION 2026 QUESTIONS WITH ANSWERS GRADED A+

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MATH 110 STATISTICS FINAL EXAM PRACTICE SOLUTION 2026 QUESTIONS WITH ANSWERS GRADED A+

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MATH 110 STATISTICS FINAL EXAM PRACTICE
SOLUTION 2026 QUESTIONS WITH ANSWERS
GRADED A+

◉ boxplot. Answer: a graph of the five number summary
minimum
Q₁
Q₂(median)
Q₃
maximum


◉ Empiracal Rule. Answer: if a variable is normally distributed the
following will apply:
-approx. 68% of data falls within 1 standard deviation of the mean
-approx. 95% of data falls within 2 standard deviations of the mean
-approx. 99.7% of data falls within 3 standard deviations of the
mean


◉ Average Standard deviation chart is how many deviations wide?.
Answer: 6 standard deviations

, ◉ standard score. Answer: the number of standard deviations above
or below the mean at which an observation is located


◉ standard score formula. Answer: SS = (observation - mean) /
standard deviation


◉ Z - score. Answer: Standard score


◉ z - scores follow.... Answer: standard normal distribution


◉ standard normal distribution is.... Answer: the normal distribution
that has mean=0 and standard deviation=1


◉ probability. Answer: a number between 0 and 1 that describes the
proportion of times the outcome will occur in a very long series of
repetitions


◉ Theoretical probabilities. Answer: how many times it should
happen


◉ experimental/ empiracle. Answer: how many times it did happen


◉ subjective/personal probabilites. Answer: how many times you
believe it will happen

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