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Male and female populations of humpback whales under 80 years old are represented by age in the table below, Complete parts (a) through (d). (a) Approximate the population mean and standard deviation of age for males. H= years (Round to two decimal places as needed.) years Age Males Females (Round to two decimal places as needed.) 0-9 12 10-19 14 (b) Approximate the population mean and standard deviation of age for females. 20-29 13 12 u= years 30-39 15 16 (Round to two decimal places as needed.) 40-49 21 24 50-59 25 23 years (Round to two decimal places as needed.) 60-69 16 19 70-79 12 15 (c) Which gender has the higher mean age? have the higher mean age.

Male and female populations of humpback whales under 80 years old are represented by age in the table below, Complete parts (a) through (d). (a) Approximate the population mean and standard deviation of age for males. H= years (Round to two decimal places as needed.) years Age Males Females (Round to two decimal places as needed.) 0-9 12 10-19 14 (b) Approximate the population mean and standard deviation of age for females. 20-29 13 12 u= years 30-39 15 16 (Round to two decimal places as needed.) 40-49 21 24 50-59 25 23 years (Round to two decimal places as needed.) 60-69 16 19 70-79 12 15 (c) Which gender has the higher mean age? have the higher mean age.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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Male and female populations of
humpback whales
under 80 years old are represented by age in the table below. Complete parts​ (a) through​ (d).
 
 
  
Male and female populations of humpback whales under 80 years old are represented by age in the table below. Complete parts (a) through (d). (a) Approximate the population mean and standard deviation of age for males. H = years (Round to two decimal places as needed.) |years Age Males Females (Round to two decimal places as needed.) 0-9 12 7 10-19 14 8 (b) Approximate the population mean and standard deviation of age for females. 20-29 13 12 years 30-39 15 16 (Round to two decimal places as needed.) 40-49 21 24 50-59 25 23 O = years 60-69 16 19 (Round to two decimal places as needed.) 70-79 12 15 (c) Which gender has the higher mean age? have the higher mean age. (d) Which gender has the higher dispersion in age? have the greater dispersion.
Transcribed Image Text:Male and female populations of humpback whales under 80 years old are represented by age in the table below. Complete parts (a) through (d). (a) Approximate the population mean and standard deviation of age for males. H = years (Round to two decimal places as needed.) |years Age Males Females (Round to two decimal places as needed.) 0-9 12 7 10-19 14 8 (b) Approximate the population mean and standard deviation of age for females. 20-29 13 12 years 30-39 15 16 (Round to two decimal places as needed.) 40-49 21 24 50-59 25 23 O = years 60-69 16 19 (Round to two decimal places as needed.) 70-79 12 15 (c) Which gender has the higher mean age? have the higher mean age. (d) Which gender has the higher dispersion in age? have the greater dispersion.
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