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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: If two dice are thrown what is the probability of the sum of the numbers being a seven or an eleven
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Q: What is the Geometric Mean of 9 and 16
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Q: What is the difference between a normal distribution and the standard normal distribution
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Q: What is probability of having 0ne boy out of 3 children
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Q: What is ATS in statistical quality control and how you interpret it
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Q: What percentage get a 36 ACT score
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Q: Which of the following is least affected if an extreme high outlier is added to your data mean median or standard deviation or ALL
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Q: How does a discrete probability distribution differ from a continuous probability distribution
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Q: What is the probability of getting a number greater than 2 when rolling a single die once
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Q: Measurement of qualitative variables using median
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Q: What does the 35th percentile mean
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Q: An experiment consists of flipping a coin and then rolling a die What is the probability of observing a head on the coin or a 3 on the die
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Q: Changing the alpha level to .05 from .01 what does it do to the risk of Type 1 error
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Q: What is alpha in regression analysis
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Q: Calculate the mean for 12 10 19 8 2 15 1 20 6 11 3 7
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Q: Students are required to answer 2 True of False questions and 1 multiple choice questions with 4 responses If the answers are all guesses what is the probability of getting all 3 questions correct
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Q: There are 2 White 4 Black and 6 Yellow balls in an urn If you select 2 balls what is the probability that they are the same color
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Q: You flip a coin nine times and obtain ttttttttt if you flip the coin one more time what is the probability of getting h
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Q: What percent of the scores will fall between 1.22 and 8.78 Mean 5 Standard Deviation 1.41
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Q: Chi-square test for 2x3 table
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Q: What is the meaning of the word 'error'
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Q: The probability that an individual is left handed is 0.1 In a class of 30 students what is the probability of finding at least 5 left hander's
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Q: What is the highest level of measurement in statistics
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Q: If a box contains 4 red marbles seven white and 5 blue and two marbles are drawn one at a time with replacement What is the probability that both marbles are white
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Q: It is required to seat 5 men and 4 women in a row so that the women occupy the even places how many such arrangements are possible
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Q: What is non-probability sampling
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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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Q: What is simple frequency distribution table
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Q: If you toss three coins 240 times how many times can you expect the coins to have three tails showing
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Q: Why standard deviation is best measure of dispersion
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Q: Is pre test and post test qualitative data collection
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Q: Why the probability is have a specified chance to be selected and why the non probability does not have an equal of being selected
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Q: What are 20 different shapes
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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: 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: 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: 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: What do you mean by statistical observation
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Q: What symbol is used for probability of success in statistics
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Q: What is adult 90th height percentile
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Q: How do you calculate mean for open end class interval
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Q: How many combinations are there in 5 colors by swapping the way they are ordered
1 answer
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