Question

A sample of 67 freshman students at a local university was weighed (in kilograms) to an accuracy of a whole number. The display of summary measures and a dot plot is given below. Summary statistics: Column: Weight(kilograms) Mean: 65.059701 Variance: 127.36002 Std.dev.: 11.28539 Median: 64 Min: 42 Max: 97 Q1: 56 Q3: 71 Range: 55 IQR: 15 Mode: 64 80th Per.: 73 Is the data value 54 significant? Explain. No, because 54 is below the mean. Yes, because 54 is more than two deviations away from the mean. No, because 54 is not more than two standard deviations from the mean. Yes, because 54 is below the first quartile.

Name: a sample of 67 freshman students at a local university was weighed in kilograms to an accuracy of a whole number the display of summary measures and a dot plot is given belowoptionsfrequency40506070we
Uploaded: 2024-05-21T05:50:20-08:00
Duration: 3 min 19 s
Channel: Robin Corrigan
Description: a sample of 67 freshman students at a local university was weighed in kilograms to an accuracy of a whole number the display of summary measures and a dot plot is given belowoptionsfrequency40506070we

          A sample of 67 freshman students at a local university was weighed (in kilograms) to an accuracy of a whole number. The display of summary measures and a dot plot is given below.

Summary statistics:
Column: Weight(kilograms)
Mean: 65.059701
Variance: 127.36002
Std.dev.: 11.28539
Median: 64
Min: 42
Max: 97
Q1: 56
Q3: 71
Range: 55
IQR: 15
Mode: 64
80th Per.: 73

Is the data value 54 significant? Explain.
No, because 54 is below the mean.
Yes, because 54 is more than two deviations away from the mean.
No, because 54 is not more than two standard deviations from the mean.
Yes, because 54 is below the first quartile.

Added by Garima

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