Mathematics, 20.03.2020 11:17 aschool2000
After measuring the duration of many telephone calls, the telephone company found their data was well-approximated by the density function p(x) = 0.4e^(β0.4x), where x is the duration of a call, in minutes. a) What percentage of calls last between 4 and 5 minutes? (nearest tenth)b)What percentage of calls last 4 minutes or less? (nearest tenth)c)What percentage of calls last 4 minutes or more? (nearest tenth)d)Express the cumulative distribution function in the form P(x) = { x<0x greater than or equal to 0
Answers: 3
Mathematics, 21.06.2019 18:00
The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers
Answers: 2
Mathematics, 21.06.2019 18:30
If the value of x increases by 5, how does the value of m(x + 3) change? a) it increases by 5m. b) it increases by 8m. c) it decreases by 5m. d) it decreases by 8m.
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Mathematics, 21.06.2019 23:30
Without multiplying, tell which product is larger and why. 5 Γ 1/3 or 5 Γ 2/3 a)5 Γ 1/3 because 1/3 is less than 2/3 b) 5 Γ 1/3 because 1/3 is greater than 2/3 c) 5 Γ 2/3 because 1/3 is less than 23 d) 5 Γ 23 because 1/3 is greater than 2/3
Answers: 1
After measuring the duration of many telephone calls, the telephone company found their data was wel...
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