Basic statistics sta1510 - Study guides, Study notes & Summaries

Basic Statistics(STA1510 Exam pack 2023) Questions and answers.

THIS DOCUMENT CONTAINS STA1510 ASSESSMENT 4 OF SEM 2, 2023 EXPECTED QUESTIONS AND ANSWERS . USING IT CORRECTLY WILL HELP YOU SCORE ABOVE 75%

BASIC STATISTICS [STA1510] EXAM PACK 2024 LATEST WITH RATIONALES GUARANTEED A+ s 1. What is the mean of the following data set? 4, 8, 6, 5, 3 o A) 4 o B) 5 o C) 5.2 o D) 6 o Answer: C) 5.2 Rationale: Mean = (4 + 8 + 6 + 5 + 3) / 5 = 26 / 5 = 5.2. 2. Which measure of central tendency is most affected by outliers? o A) Mean o B) Median o C) Mode o D) Range o Answer: A) Mean Rationale: The mean can be significantly skewed by extreme values, while the median is resistant to outl...

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Tutorial Letter 203/0/2023 Basic Statistics STA1510 Year module Department of Statistics 1.

STA1510-Basic Statistics October/November Questions & Answers with clear step by step calculations for exam preparation

Sta1510//assignments 2//second semester// basic statistics// solution

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...

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...

this document cover topics defining and collecting data organizing and visualizing variables numerical descriptive measures basic probability discrete probability normal and sampling distribution confidence interval estimation solved past paper and summarized collective notes based on exams: may/june 2019, oct/nov 2018, may/june 2018, may/june 2017