he size of an unborm fetus of a certain species depends on its age. Data for Head circumference (H) as a function of age (t) in weeks were fitted using the formula = - 29.21 + 1.837? - 0.57511 log t. dH ) Calculate the rate of fetal growth dt -) Is dH - larger early in development (say at t= 8 weeks) or late (say at t= 36 weeks)? 1 dH ) Repeat part (b) but for fractional rate of growth H dt dH Ise integers or decimals for any numbers in the expression. Round to four decimal places as needed.)

College Algebra
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ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section6.8: Fitting Exponential Models To Data
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The size of an unborn fetus of a certain species depends on its age. Data for Head circumference (H) as a function of age (t) in weeks were fitted using the formula
H= - 29.21 + 1.837? - 0.57511 logt.
(a) Calculate the rate of fetal growth
dt
(b) Is
dH
larger early in development (say at t= 8 weeks) or late (say at t= 36 weeks)?
dt
1 dH
(c) Repeat part (b) but for fractional rate of growth
H dt
dH
(a) -O
dt
(Use integers or decimals for any numbers in the expression. Round to four decimal places as needed.)
Transcribed Image Text:The size of an unborn fetus of a certain species depends on its age. Data for Head circumference (H) as a function of age (t) in weeks were fitted using the formula H= - 29.21 + 1.837? - 0.57511 logt. (a) Calculate the rate of fetal growth dt (b) Is dH larger early in development (say at t= 8 weeks) or late (say at t= 36 weeks)? dt 1 dH (c) Repeat part (b) but for fractional rate of growth H dt dH (a) -O dt (Use integers or decimals for any numbers in the expression. Round to four decimal places as needed.)
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