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Statistics

Dive into the realm of statistical methods and analyses, covering everything from probability and data collection to descriptive and inferential statistics. This subject is crucial in making informed decisions based on data.

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Q: If you randomly pick a date in April how many equally likely outcomes are there

Q: Which type of probability is determined by considering all possible outcomes without actually testing them

Q: Chantel has decided to use only quantitative data in her study Which is an example of the type of information she may collect

Q: Difference between biased and unbiased errors

Q: There are 12 more apples than oranges in the basket of 36 apples and oranges how many apples are in the basket

Q: What are the parameters of the t distribution

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Q: What is the average of 91 93 and 95

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Q: PLOT A VARIABLE WITH NORMAL DISTRIBUTION WITH MEAN 200 AND DEVIATION 20. SUPERIMPOSED WITH THE PREVIOUS FIGURE, PLOT THE DISTRIBUTION OF THE ARITHMETIC MEAN OF SAMPLES OF SIZE N=4, 25 AND 100, OF THAT POPULATION

Q: SUPPOSE WE study the CONTINUOUS VARIABLE: "REPAIR TIME of A machine, in MINUTES". where the POPULATION average IS 135MIN. A SAMPLE of 20 OBSERVATIONS of THAT VARIABLE IS TAKEN. IS possible for the SAMPLE MEAN TO BE EXACTLY EQUAL TO 135MIN

Q: TO ESTIMATE THE AVERAGE AGE OF STUDENTS A SAMPLE OF 50 PARTICIPANTS WAS OBTAINED, WITH A MEAN OF 16 AND A POPULATIONAL VARIATION OF 9, calculate:* POINT ESTIMATE OF THE MEANS* 95% AND 99% CONFIDENCE INTERVAL ESTIMATES FOR THE MEANS

Q: What is Non-destructive testing and procedure for testing

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Q: The staff at a small company includes 4 secretaries 20 technicians 4 engineers 2 executives and 50 factory workers If a person is selected at random what is the probability that he or she is a

Q: When is the correlation coefficient closest to 1

Q: How many ways can the letters of the word probability be arranged

Q: Which scenario is best illustrates the concept of illusory correlation

Q: What does an mpv level of 11.4 mean

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