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1.Summary statistics on a data set were calculated.The mean of the data was 26.4 and the median was 14.3.What can be said about the shape

1.Summary statistics on a data set were calculated.The mean of the data was 26.4 and the median was 14.3.What can be said about the shape of the distribution?

It is symmetric.

It is skewed left.

It is skewed right.

It cannot be determined -the information is not sufficient to determine the shape.

1.Summary Statistics were calculated on a data set.The following statistics were obtained.

mean: 29.41

median: 28.9

standard deviation: 4.1

IQR: 7.6

Which measure of center and spread should be used for the data?

mean and standard deviation

median and IQR

mean and IQR

median and standard deviation

1.Consider measuring the height (cm), sex (0=males, 1=females),viability of the seeds produced (0=not viable, 1=viable), and maturity of the seeds (on a 1-4 scale). Which of the following is correct?

Height andmaturity of the seeds are quantitative variables.

Height is the only quantitative variable.

Sex and height are quantitative variables.

The plants and heights of seeds are individuals.

1.Which of the following accurately describes the "Hours to Onset" variable in the Chapter 1 Study Guide?

categorical, discrete

quantitative, discrete

categorical, continuous

quantitative, continuous

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