Mathematics, 11.03.2020 01:29 Geo777
Suppose X has an exponential distribution with lambda equals 4. Determine the following. Round the answers to 3 decimal places.
a) Upper P left-parenthesis Upper X less-than-or-equal-to 0 right-parenthesis equalsEntry field with incorrect answer now contains modified data 0.982
b) Upper P left-parenthesis Upper X greater-than-or-equal-to 2 right-parenthesis equalsEntry field with incorrect answer now contains modified data 0.256
c) Upper P left-parenthesis Upper X less-than-or-equal-to 1 right-parenthesis equalsEntry field with incorrect answer now contains modified data 0.927
d) Upper P left-parenthesis 1 less-than Upper X less-than 2 right-parenthesis equalsEntry field with incorrect answer now contains modified data 0.220
e) Find the value of x such that Upper P left-parenthesis Upper X less-than x right-parenthesis equals 0.05. Entry field with incorrect answer
Answers: 1
Mathematics, 21.06.2019 16:20
Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test
Answers: 1
Mathematics, 21.06.2019 17:00
Mary beth used the mapping rule to find the coordinates of a point that had been rotated 90° counterclockwise around the origin. examine the steps to determine whether she made an error. m (3, –6) is rotated 90° counterclockwise. (x, y) → (–y, x) 1. switch the x- and y-coordinates: (6, –3) 2. multiply the new x-coordinate by –1: (6(–1), –3) 3. simplify: (–6, –3) .
Answers: 1
Mathematics, 21.06.2019 19:00
Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9
Answers: 1
Mathematics, 21.06.2019 22:00
10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.
Answers: 2
Suppose X has an exponential distribution with lambda equals 4. Determine the following. Round the a...
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