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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

Is selecting 3 marbles at the same time independent or dependent event?

The second and third marbles depend upon the first, so they are dependent. Even if they are all being drawn together, because there is no replacement, each removal affects the original group of marbles.

What are two population graphs?

Its easy its like the most popular graphs u usually hear.

How many 4 number combinations are there using numbers 0-9 with a sum of 18?

There are two ambiguities in this question. First, the numbers 0 through 9 could mean integers or real numbers. If you meant real numbers the answer is infinite, so I presume you mean integers. More to the point, it depends on whether you are only counting combinations of 4 different numbers or allowing duplications (like 4, 4, 5, 5).

What does that range mean?

The range is the difference between the highest and the lowest number amongst a group of numbers.


Consider the numbers:


23, 45, 23, 3, 10, 106, 200, 45, 54.


The range is the largest (200) minus the smallest (3) which is 200-3 which is 197.

In a field if statistics what is used to predict or test hypothesis?

A statistical model is fitted to the data. The extent to which the model describes the data can be tested using standard tests - including non-parametric ones. If the model is a good fit then it can be used to make predictions.

A hypothesis is tested using a statistic which will be different under the hypothesis being tested and its alternative(s). The procedure is to find the probability distribution of the test statistic under the assumption that the hypothesis being tested is true and then to determine the probability of observing a value at least as extreme as that actually observed.

Types of hypothesis?

The two main types of hypotheses are simple and complex hypothesis. The simple hypothesis predicts the relationship between a single dependent and independent variables. On the other hand, the complex hypothesis describes the relation between two or more dependent and independent variables.

How do you use coincide in a sentence?

It was only a coincidence when we saw Debbie three times while shopping for new clothes.

What the different between alpha Amyrin and beta Amyrin?

Beta amyrine and alpha amyrine both are pentacyclic triterpenoids with betahydroxy group at position number 3 but beta amyrine is derived from oleanane skeleton and alpha amyrine is derived from ursane skeleton

Why do people live in a particular place?

There are thousands of reasons why people live in a particular place. Some of them include economic reasons; for example, they can't afford to move or they are making money in that spot. Some of the reasons are sentimental; for example, that person enjoys living close to his family and friends. For a deeper exploration of why some people move and others stay put, try reading Who's Your City? by Richard Florida.

State how to minimize error in sampling?

1). Variation in sample eg. Age, Geographic etc.

2). Appropriate sample size

What dose sequence mean?

a continuous or connected series: a sonnet sequence.

Like a chain, or a necklace of pearls, the pearls are in a sequence, one after the other in an orderly fashion.

What is Calgary 2- digit abbreviation?

Calgary is a city in Alberta, Canada and has no 2-digit abbreviation. The 2-digit abbreviation for Alberta is AB and Canada is CA.