Mathematics, 18.03.2021 03:30, Ully4559
Question
A random sample of college students majoring in cinematography were surveyed about their movie habits. One question in
the survey asked, "How many documentaries have you watched in the past month?" The table below represents the
probability density function for the random variable X, the number of documentaries watched by cinematography majors in
the past month. Find the standard deviation of X.
• Round the final answer to two decimal places.
X
P(X = x)
1/5
4
6
2/5
8
2/5
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Answers: 3
Mathematics, 21.06.2019 14:30, htorres2p8urw0
6.(q^9)^2 a. 2q^18 b. q^18 c. q^81 d. q^11 7.(6q^6)^-4 a. 6q^1296 b. 1296q^2 c. 1/1296q^24 d. 6q^-24 8. what is the value of 12x^-3 y^-1 for x = -1 and y = 5? a. -12/5 b.-10 c.-0 d.5/12 9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10
Answers: 3
Question
A random sample of college students majoring in cinematography were surveyed about their m...
Mathematics, 23.08.2021 19:30
Social Studies, 23.08.2021 19:30