Chapter10: Exponential And Logarithmic Functions
Section10.2: Evaluate And Graph Exponential Functions
Problem 10.34TI: Maria, a biologist is observing the growth pattern of a virus. She starts with 100 of the virus that...
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Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
Topic Video
Question
62
Transcribed Image Text:Find and interpret
P(100).
62. Coal Projections The rate of spending on coal (in millions of dollars per year) is projected
for the years 2020 through 2030 to be approximately
f(t) = (1125t + 40,500)e-0
(0 <t< 10),
-.02t
where t
0 corresponds to the year 2020. Find the projected total spending (to the nearest
million) on coal between 2020 and 2030. (Data from: U.S. Energy Information Administration.)
Business A model for the amount of time it takes for the first customer to arrive at a coffee shop in the
morning is modeled by the exponential distribution and the function
f(x)
-x/3
3
(See Example 8 0.)
63. Find the probability that the first customer arrives in the first 5 minutes.
64. Find the probability that the first customer arrives between 1 and 3 minutes after the shop
opens.
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