STA1510 Basic Statistics (STA1510)

STA1510 EXAM PACK 2023

sta1510 exam pack 2023

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Exam Pack contains • Exam question papers • Memorandums • Summary of the course material • Additional notes

STA1510 - Basic Statistics Summary Notes. Sampling distribution of the sample mean The sampling distribution of the sample mean is the distribution of all possible sample means if you selected all possible samples of a given size. This distribution follows a normal distribution with mean E(x) = µ and the standard deviation of the sample mean (the standard error) is n x σ σ = where σ is the population standard deviation and n is the 3 sample size. Changing a sample mean (x) to Z-sta...

STA1510 - Basic Statistics EXAM PACK. The qualitative variable is “The most frequent use of your microwave oven (reheating, defrosting, warming, other).” Answer: Option 1 Q2. The incorrect statement is “A bar chart is similar to a histogram in the sense that the bases of the rectangles are arbitrary intervals whose centers are the midpoints of the intervals”. Answer: Option 2 Q3. • The number of values larger than 40 is 12. Option 1 is correct. • The median is 2(N+1) 4 pos...