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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: Find a formula for the probability distribution of the random variable x representing the outcome when a single die is rolled once
2 answers
Q: A coin is tossed 2 times what are the number of possible outcomes
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Q: How many 3 digit numbers can be formed from 3679
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Q: Is a a car license a qualitative or quantitative variable
3 answers
Q: Using the attached erg determine witch product name four digit identification number combination is incorrect
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Q: What are the odds of getting 6 tails on 6 coin tosses
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Q: Without calculating the standard deviation why does the set 4 4 20 20 have a standard deviation of 8
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Q: What is the probability of pulling out a red marble then a blue marble without replacing the red marble the bag contains 3 red marbles 2 blue marbles and 5 green marbles
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Q: AP statistics quiz c - chapter 24
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Q: What is the standard deviation of 44 46 33 10 50 27
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Q: E-book introduction to statistical theory by sher Muhammad chaudry
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Q: Finding the range in a set of data
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Q: What term best fits statistic
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Q: What factor can researcher control that will reduce the risk of a type 1 error
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Q: How do you calculate regression equation
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Q: Why should visual learners use pictures charts maps and graphs to help them study and learn
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Q: The four digit identification number on the placard or orange panel is the
1 answer
Q: What is parametric study
1 answer
Q: What is the difference standard error of mean and sampling error
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Q: The descriptive statistic that indicates the most common score in a distribution is the
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Q: A special variable that receives a piece of data when a module is called
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Q: What is a space diagram in maths probability
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Q: The life of an electronic transistor is normally distributed with a mean of 500 hours and a standard deviation of 80 hours determine the probability that a transistor will last for more than 400 hours
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Q: What graph shows continuous data
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Q: Can z score be possible 5
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Q: Is date a discrete or continuous variable
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Q: Bernardo divided a bag of 83 marbles evenly among five friends and himself How many marbles did each get
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Q: When does the event occur in the war of 1812
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Q: Suppose you toss both plastic coins 1000 times instead of 100 what would this larger sample allow
1 answer
Q: An exit poll is designed to
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Q: How many possible outcomes can you get by tossing 5 coins
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Q: If you toss a coin 8 times there are 256 possible outcomes so how many of these outcomes have exactly 3 heads
1 answer
Q: What does it mean if the standard deviation is less than the mean
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Q: Researchers are studying yield of a crop in two locations The researchers are going to compare two independent 90 percent confidence intervals for the mean yield in each location The probability that
1 answer
Q: How does sample size affect validity of results in a research
1 answer
Q: What is the coin flipping record
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Q: Probability to get exactly 2 heads when flipping a coin 3 times
1 answer
Q: You roll two dice What is the probability that the sum of the dice is odd or the sum of the dice is greater than 6
1 answer
Q: ARE All continuous random variables are normally distributed
1 answer
Q: What is the probability of rolling an 8 on a standard 6 sided die
1 answer
Q: Explain the differences between a sample and a population
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Q: Probability of getting all questions wrong on multiple choice test
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Q: What is digital savvy
1 answer
Q: How many possible outcomes of tossing a coin 6 times
1 answer
Q: A die is loaded so that the number 6 comes up three times as often as any other number What is the probability of rolling a 1 or a 6
1 answer
Q: Find the probability that the month of February in a year 2008 may have 5 Tuesdays
1 answer
Q: Is mass a continuous or discrete variable
1 answer
Q: How do you find area under a curve between two z values
1 answer
Q: Adding all the scores and dividing that total by the number of scores
1 answer
Q: Here is the histogram of a data distribution The classes all consist of just one number the class width is 1 Which of the following numbers is closest to the mean of this distribution
1 answer
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