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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: What are the differences and similarities of median lethal dose and median toxicity dose
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Q: What is the definition of standard deviation and variance
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Q: Why are boys better at maths than girls
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Q: What is the standard deviation of 3 6 and 12
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Q: What is another name for the alternate hypothesis
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Q: What are the advantages and disadvantages of multiple bar chart
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Q: You flip 3 coins Use a tree diagram to calculate the probability that you get exactly 1 head
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Q: If a bag contains 4 green marbles an 4 yellow marbles 5 white marbles what would be more likely to pull a red marble or a white marble from the bag
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Q: What is the event in which the outcome of one event does not influence the outcome of the other event
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Q: Data at the ordinal level are quantitative only
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Q: How many times must you throw two dice to be sure that you get the same sum at least twice
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Q: What is the mean median mode and range of 10 12 15 16 5
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Q: If you have 3 fair dice each numbered 1 to 6 what is the chance all three dice show even numbers
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Q: What is volunteer sampling
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Q: Can you say the data were obtained
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Q: Is politics nominal or ordinal
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Q: Merit and demerit of primary and secondary data
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Q: What is the Possible result of a probability event called
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Q: What is the probability of flipping 25 heads in a row
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Q: If A bag contains 3 orange 5 black and 2 white marbles Two marbles are drawn but the first marble is not replaced Find P white then black
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Q: Roles of Probability in different fields of life
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Q: If the mean of a number is six and one of these numbers is three.What is the mean of the other three numbers
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Q: Data for a study on respiration in this ecosystem should be collected during
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Q: What are the odds against drawing a black 7
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Q: Which state had the highest proportion of those 65 and over
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Q: What are the advantages and disadvantages of measures of central tendency
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Q: Three major events that occurred in 1922
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Q: What is the probability of arranging 3 letters followed by 3 digits
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Q: What is the difference between probability sampling and simple random sampling
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Q: What does raising the standard mean
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Q: What is 12 over 25 in simplest form
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Q: What is the probability of getting two tails and one heads if a coin is tossed three times
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Q: A boy has 4 red and 4 yellow and 5 green marbles In how many ways can the boy arrange the marbles in a line if all marbles of the same color are indistinguishable
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Q: Why are the results for theoretical and experimental probability different
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Q: You roll 1 red and 1 white die What is the probability that the number on the red die is the same as the number on the white die
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Q: How many red fours in a 52 card deck
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Q: When a researcher has two samples with two means one of the assumptions for two samples is independence of between the two samples What does this mean What happens if the independence assumption is
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Q: Is being an actuary boring
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Q: What is the standard deviation when mean is 64 and variance is 36
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Q: The total surface area of a cube is 294 dm2 what is its volume
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Q: What is the mean for the numbers 20 40 30 30 20 40 30 and 30
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Q: The lowest value in a set of numbers through the highest value in the set
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Q: What is the probability of 26 people in a group having the same birthday
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Q: Two dices are thrown simultaneously what is the probability that we get an even number on 1 of the dice
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Q: What does a negative z score mean
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Q: What is the probability that a group of five random digits will contain at least 3 even digits
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Q: What is the sample space of tossing a coin
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Q: Maria flips a dime four times What is the probability that she will get at least two heads
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Q: How much more likely are you to die in motorbike crash then a car crash
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Q: What is the probability that a coin flipped four consecutive times will always land on heads
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