Difference between paramaeter and statistics

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Critically the difference between Paramaeter and Statistics

Critically discuss the concept of operationalize?

What are focus groups

What is the meaning of lodging double variable, validity & liability

Explain Normal Distribution

What is mean, median mode

What is range & dispersion

What the independent & dependent variable

Explain exploration descriptive casuable research

Reference no: EM1392366

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Basic Statistics Questions & Answers

  Standard error of the difference between the means

What is the standard error of the difference between the means?

  Computing standard deviation

A manufacturing process makes items whose weights are normally distributed. It is known that 22.57% of all the items made weigh between 100 grams up to mean and 49.18% weigh from the mean up to 190 grams. Find out the standard deviation.

  Evaluate the slope of the least-squares regression line

If we fit the least-squares line to the 12 data points (one for each month) we obtain the following results from a software package. Notice that temperature is taken as the explanatory variable and crawling age as the response.

  Determine the standard deviation

What is the possibility that for a arbitrarily selected customer the service time could exceed 3 minutes?

  Critical value for testing the population standard deviation

A doctor believes that the standard deviation of systolic blood pressure is 450. A random sample of 24 patients found a standard deviation of 520. Assume the variable is normally distributed and a = 0.01. What are the critical values?

  Drawing distribution curve indicating position of ts

Draw suitable distribution curve indicating position of the TS and CV.

  Level of significance test- critical and p-value approaches

At the 5% level of significance test whether the bottling process is carried out accurately or whether the filling machinery needs calibration. Use both the critical and the p-value approaches.

  Probability requirement of binomial distribution

Each of four tasters picks one coffee anyway (not knowing which is which, because the coffee is in identical cups). What is the probability that a) All four tasters choose Tasty Bean?

  Calculating population mean-population standard deviation

Calculate the population mean and population standard deviation.

  Testing for one sample population proportion

What decision should be made regarding the null hypothesis?

  Assembly time using new method

Using the .10 level of significance, can we conclude that the assembly time using the new method is faster?

  Gmat scores from a sample of applicants

The GMAT scores from a sample of 50 applicants to an MBA program indicate that none of the applicants scored below 450. A frequency distribution was formed by choosing class intervals 450 to 499, 500 to 549, and so on, with the last class having a..

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