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Statistics
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.
17.8k
Questions
Q: What does the measure of central tendency describe in a data set
2 answers
Q: What is the standard deviation for the following numbers 100 76 68 80 56 64 72 52 84 40 60 72 56 64 36 52 76 44 60 80 56 48 68 76 84
2 answers
Q: When two dice are rolled find the probability of getting a sum less than 10
1 answer
Q: What is the probability that z is greater than .5
2 answers
Q: What is the probability that a randomly selected person will be both over 50 and female
2 answers
Q: What is theoretical probability and theoretical probability
2 answers
Q: What is the best graph to represent specific data
1 answer
Q: Which set of numbers does -3.5 belong to
2 answers
Q: How many combinations can you make with 7 letters that are arranged in alphabetical order with repetition from English alphabet
1 answer
Q: What is the probability that all of the children in a family of five children will be boys
1 answer
Q: How many five digits numbers can be formed using 01234 without repetition assuming that number cannot begin with 0
1 answer
Q: Which sampling method is based on probability
2 answers
Q: What is the sample standard deviation of 27.5
1 answer
Q: What is sampling distribution of the mean
1 answer
Q: How do you manually calculate under root of 3640
1 answer
Q: Which type of graph would most effectively summarise a distribution of nominal data
2 answers
Q: What is optimum sample size
2 answers
Q: What is the probability of rolling a two and then a three
1 answer
Q: What is the answer to each ordered pair in the table represents a point use the table to write each set of ordered pairs
2 answers
Q: What is a good way to remember mean median mode
1 answer
Q: How many three digit numbers have three distinct digits
1 answer
Q: What is the total sum of a 52 cards pack
1 answer
Q: When rolling two dice what are the odds of not rolling a 1 or 2 25 times in a row
1 answer
Q: What is the probability of getting exactly three aces in a five-card poker hand dealt from an ordinary 52 card deck
1 answer
Q: What process is used to make sure that survey participants are a representative sample of the population that is being studied
1 answer
Q: How do you calculate standard normal variate
2 answers
Q: David and Joseph have a total of 328 marbles. Matthew and David have 176 marbles. Joseph has 5 times as many marbles as Matthew. How many marbles does David have
1 answer
Q: What would -2 standard deviation below the mean be
2 answers
Q: What is the total number of possible outcomes that the number of different ways that first and second prizes can be determined from a total of 10 participants
2 answers
Q: What does it mean to find the compliment of the probability of an event
2 answers
Q: Do i say can i have samples about them or samples of them
1 answer
Q: Who invented probability and statistics
1 answer
Q: When would it always make the most sense for an ecologist to use sampling
1 answer
Q: How many different numbers can you make using only the digits 3 and 4
2 answers
Q: How many possible ways to arrange the word Mississippi
2 answers
Q: What is the importance of coefficient of variation
1 answer
Q: What graph is used for illustrating frequencies
1 answer
Q: What does a correlation coefficient represent
1 answer
Q: What is the largest 4 digit number that uses the 4 smallest prime numbers
1 answer
Q: What are the differences between probability sampling and non probability sampling
1 answer
Q: Is forearm length a discrete variable
1 answer
Q: How do you find the mean of frequency distributions
1 answer
Q: How many equally likely outcomes are in a 6 faced dice
1 answer
Q: What is the probability that a family with 4 children has at least 2 girls
1 answer
Q: What must be present in order to say that a correlation exists
1 answer
Q: What is 12 blue marbles out of 20 marbles
2 answers
Q: What is the probability of picking a ball from a bag containing 4 red balls 3 green balls 2 yellow balls
1 answer
Q: How many possible combinations of 1 shirt and 1 pair of shorts can be made from 6 shirts and 3 pairs of shorts
1 answer
Q: How likely is it for an event to happen written as a percentage
2 answers
Q: What are the odds against drawing a 7 out of a 52 card deck
3 answers
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