Thursday

March 5, 2015

March 5, 2015

Posted by **Erika** on Friday, November 5, 2010 at 12:19am.

Year 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991

% having VCR 0.2 0.3 0.6 1.2 2.5 4.6 8.1 15.6 24.0 35.6 41.7 49.8 58.9 60.6

(a) During what year does the point of "diminishing returns" (i.e., the inflection point) appear to take place?

During the year .

(b) If the best fitting logistic function for this data is

P = 62/1+370 e^−0.68 t

,

(where t is years since 1978) what is the limiting value (as t gets very large)?

percent

(c) What is the exact difference (if any) between the value predicted by the given function and the value stated in the table for the year 1991?

**Answer this Question**

**Related Questions**

calculus - Year 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990...

statistics - The following data on the number of iron workers in the United ...

statistics - The following data on the number of iron workers in the United ...

Statistics:Correlation and Least Square Regression - Correlation and Least ...

Algebra - For 1980 through 1990, the average weekly earnings (in dollars)for ...

statistics - How many TV's are there in your household?” was one of the ...

math - The Survey of Earned Doctorates regularly assesses the numbers and types...

math - 4. For Questions 4-7, use the following data: The number of file ...

SPC - A consumer organization estimates that 34% of the households in a ...

Math - The following data set gives the difference between the winning and? ...