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Statistics
Statistics deals with collecting, organizing, and interpreting numerical data. An important aspect of statistics is the analysis of population characteristics inferred from sampling.
36,756 Questions
What is the probability of rolling a 4 or a 12 on the first roll of a pair of dice?
The probability of rolling a 4 is 3/36 .
The propbability of rolling 12 is 1/36 .
The probability of rolling either one is 4/36 = 1/9 = 111/9 percent.
What is the most descriptive center of a data set?
There is no such thing. Different measures are best in different circumstances.
If asked what the "central" colour of a car was, neither the mean nor median can even be calculated. You would not add a red car and a blue car to average at a purple car! On the other hand, you would have to be pretty lucky to find a mode for a continuous variable.
Similarly, one can come up with scenarios where the median or the mean beat the other two measures of central tendency hands down.
A matched test is appropriate only if the two variables are measures taken for the same subject.
What is one and one third minus one sixth?
1. Change 11/3 into improper fraction
11/3
= [(3*1)+1]/3
= [3+1]/3
= 4/3 2. Change 4/3 and 1/6 to similar fractions then do the subtraction.
4/3 - 1/6
= (24 - 3)/18
= 21/18 or 7/6
40,
51,
62,
73,
84, and
95
What does it indicate if the mean is greater than the standard deviation?
It does not indicate anything if the mean is greater than the standard deviation.
How many 10-digit numbers can be formed using the digits 1and 2?
You have 2 options for the first digit, 2 options for the second digit, etc. ... In total, that gives you 210 combinations.
What the difference a graph and a chart?
The difference lies in the usage of the words. For example a graph is used in math, and charts are simply a way to represent different types of data.
How many positive three digit numbers are odd?
I have no clue so don't listen to me cause this is a guess 15 34 23 11 69 67
A bar chart. A pie chart is no use if a student can take more than one of these.
What is the mortality rate of gastritis in southeast asian?
The question cannot be answered since it ends in an adjective without the defining noun. Southeast Asian what: SE Asian men or SE Asian women or SE Asian children or SE Asian cats?
How many meters are there in 345.6 decimeters?
There are 10 decimetres in one metre. Therefore, 345.6 decimetres is equal to 345.6/10 = 34.56 metres.
What is the largest four-digit number with different digits each greater than the one before it?
6789
What is the class boundary of a class ranging from 115 to 215?
Without further information, all that can be said is that the boundaries are 115 and 215.
Without further information, all that can be said is that the boundaries are 115 and 215.
Without further information, all that can be said is that the boundaries are 115 and 215.
Without further information, all that can be said is that the boundaries are 115 and 215.
What are the common multiples of 3?
Multiples of 3 include 3, 6, 9, 12, 15 and so on. For them to be common, they need to be compared to another set of multiples.
