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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.

36,755 Questions

Can you give me an example how to find the mean of 76?

The mean of a single number is the number itself. So the mean of 76 is 76.

State the number of possible outcomes if a fair dice is thrown two times. Write down all the possible outcomes?

There are 36 outcomes when rolling a die 2 times. They are:

1,1 2,1 3,1 4,1 5,1 6,1

1,2 2,2 3,2 4,2 5,2 6,2

1,3 2,3 3,3 4,3 5,3 6,3

1,4 2,4 3,4 4,4 5,4 6,4

1,5 2,5 3,5 4,5 5,5 6,5

1,6 2,6 3,6 4,6 5,6 6,6

How many gram per meter is 350 micron?

The question, as stated, cannot be answered sensibly. A gram per metre is a measure of linear density, with dimensions [ML-1]. A micron is a measure of distance, with dimensions [L]. The two measure different things and basic dimensional analysis teaches that you cannot convert between measures with different dimensions such as these without additional information.

How many hectograms are there in 14500 milligrams?

100,000 milligrams = 1 hectogram so 14500 mg = 14500/100000 = 0.145 Hg. Simple!

What is the theoretical probability formula?

The formula depends on the experiment. For example, the answer will differ between a toss of a coin, a roll of a die, drawing a face card or not from an ordinary deck of cards.

Given that there are 5.7 million traffic accidents per year what is the chance that a randomly selected driver has an accident?

Without knowing how many drivers there are, this very much simplified chance cannot be calculated.

In real life each driver has a different chance of having an accident - the cost of motor insurance is dependant upon the risk (chance) that you are likely to (a) have an accident and (b) how severe that accident is likely to be; if everyone had the same chance, everyone would pay the same motor insurance premiums.

What does endorsing mean?

endorse means to declare one's public approval or support of.