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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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Questions
Q: Why the normal distribution can be used as an approximation to the binomial distribution
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Q: Is mystery shopping a qualitative or quantitative survey
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Q: A student takes a 5 question quiz with 4 choices for each question if the student guesses at random on each question what is the probability that the student gets exactly 4 questions correct
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Q: Will a population mean and sample mean always be identical
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Q: What is the relationship between two variables
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Q: What does the equation R squared equals 5E-05 mean
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Q: Can likert scale be a continuous variable
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Q: What is non-probability sampling
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Q: Will a sample's descriptive statistics accurately estimate the underlying population's parameters
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Q: What is the probability of getting either a sum of 7 or at least one 6 in the roll of a pair of dice
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Q: What is the importance of statistics in business and economics
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Q: Two coins are tossed 50 times how many times do you expect to get two heads
2 answers
Q: If two coins are tossed 50 times how many times do you expect to get two heads
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Q: What are the two laws of probability
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Q: What does 70 percent chance of rain mean
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Q: What are pager-size data collection devices that cost roughly 300
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Q: What does the quote there are lies damned lies and then there's statistics mean
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Q: Basic statistics for business and economics sixth edition quizzes
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Q: What is the meaning of criminal deviate conduct
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Q: What is the sample used in sleepyhead by passion pit
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Q: What should be the value of R squared for a good correlation
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Q: As the sample size increases what does the expected value of M do
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Q: What is the sum of residuals for the least square fitted line
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Q: Does -3 squared equal -9
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Q: Ordered pairs are used to
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Q: A jar contains 40 red marbles and 10 black marbles If you take a random sample of one marble from this jar. What is the probability that the marble will be red
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Q: In testing for differences between the means of two related populations the null hypothesis is
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Q: How can you make a program of printing all possible combinations of any three digits
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Q: Can you win with 2 lucky stars on the euro lotto
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Q: What are the rules used to transmit data from one computer to another called
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Q: Interpret odds ratio 2.25
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Q: What is anthropomorphic error
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Q: The probability of exactly two heads when a fair coin is tossed 6 times is
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Q: What is the importance of linear programming
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Q: Applications of statistics in various fields
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Q: What is norminal scale
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Q: What is the email address for MSNBC
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Q: A survey of 35 students of a university showed a sample mean age of 21.7 with a standard deviation of 3.1 years What is the point estimate of the students' mean age
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Q: How are systematic errors detected
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Q: The constant rate used as a gauge in calculating the valid sample size
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Q: What is the probability of a coin tossed four times to get four heads
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Q: Two dices are thrown simultaneously what is the probability that both the dices have even number
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Q: Statistical reasoning can help us to generalize correctly from
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Q: Find the probability that a number less than 3 is obtained when a fair die is rolled
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Q: If the probabilty that an event will happen is 3 what is the probability of the event complement
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Q: Helen and Christine play noughts and crosses 20 times Helen wins 12 of the games Estimate the probability that Christine will win the next game
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Q: Formula for Dorbish Bowley Index Number
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Q: What are some benefits and drawback of stratified sampling
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Q: When could the sampling error be zero
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Q: How do you find the mid value in statistics
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