Question

Fill In Blank

____________ statistics are quantitative analyses used to describe a sample.

Range, variance, standard deviation, dispersion all refer to __________________.

The mean, median, and mode are all measures of ________________.

A researcher does a survey randomly calling phones that have land lines. People who only have cell phones are not sampled. This is an example of:

A. undercoverage bias

B. survivorship bias

C. self-selection bias

A radio station asks readers to phone in their choice in a daily poll. This is an example of:

A. undercoverage bias

B. survivorship bias

C. self-selection bias

A Histogram and a Bar Chart display the same thing? True or False

Answer 1

Answer:

2.

The mean, median, and mode are all measures of central tendency.

In statistics, the three most common measures of central tendency are the mean, median, and mode.

3.

The examining procedure experiences undercoverage bias , the testing plan that inclinations the example such that gives a piece of the populace less portrayal than it has in the populace experiences undercoverage.

i.e.,

Option A is right answer.

undercoverage bias

5.

Histogram and a Bar Chart display the same thing

The given statement is false.

Histogram alludes to a graphical portrayal, that showcases information by method for bars to demonstrate the frequency of numerical information.

Bar presentation is a pictorial portrayal of information that utilizations bars to analyze various classes of information. Bars don't contact one another, henceforth there are spaces between bars.