Mathematics, 28.11.2019 11:31 krislinsanchez8088
Can somebody check my answers?
three dentists wanted to compare the ages of their patients. they each calculated their patientsâ mean age and the mean absolute deviation of their ages. they displayed the results in a table.
which statements are true? choose exactly two answers that are correct.
image:
dentist mean patient age mad
appiah 43 9.7
cantwell 29 13.9
singh 41 14.1
a. dr. appiahâs patientsâ ages vary more than do dr. cantwellâs patientsâ ages.
b. dr. appiahâs patientsâ ages vary less than do dr. singhâs patientsâ ages.
c. dr. cantwellâs patientsâ ages and dr. singhâs patientsâ ages vary about the same amount.
d. dr. singhâs patientsâ ages and dr. appiahâs patientsâ ages vary about the same amount.
i think it's a and b.
10 points for the correct answer!
Answers: 3
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Can somebody check my answers?
three dentists wanted to compare the ages of their pati...
three dentists wanted to compare the ages of their pati...
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