would test would use you for categorical data z tests or t tests

Which of the situations is most suitable for the categorical data? => heights of students in a class or investment in a peanut farm from 2003 to 2005 or amount spent on military over a time period or a survey on color of eyes in a school..

Module One: Exploring Data - Constructing and interpreting graphical displays of distributions of univariate data: Dotplot, stemplot, histogram, cumulative frequency plot Center and spread Clusters and gaps Outliners and other unusual features Shape Summarizing distributions of ..

Which of the following statement(s) is/are true? I. A Pareto chart is used for categorical data. II. An ogive is used to represent quantitative data. III. Pareto chart is used to represent the data collected over a period of time..

Which of the following statement(s) is/are false? I. Data such as blood types (A, B, AB, O) can be organised into a categorical frequency distribution. II. Except for rounding errors, relative frequencies should add up to 100. III. A statistical device used in explorat..

Results and observations of scientific experiments should be properly recorded under headed columns and numbered rows. The headings must include the units in which each quantity is measured. Graphs are very helpful in comparing measurements. The general rule in plotting the graph of a given ..

Recognize the incorrect statement(s). I. When all data for a variable are transformed into z scores, the resulting distribution will have a mean of 1 and a standard deviation of 0. II. The z score represents the number of standard deviations that a data value..

Select the incorrect statement(s). I. If a confidence interval does not include H 0 , then a hypothesis test will reject H 0 . II. If a confidence interval include H 0 , then a hypothesis test will reject H 0 III.For testing H 0 , t distribution is appropriat..

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align="center"> nano n 10 - 9 giga G 10 9 pico P 10 - 12 tera T 10 12 femto f 10 - 15 peta P 10 15 atto a 10 - 18 exa E 10 18 zepta z 10 - 21 zetta Z 10 21 yocto y 10 - 24 (yotto) Y 10 24 Among the systems of units mentioned above, the SI unit..