Mathematics, 23.11.2019 11:31 yoangel9183
Scores on a test are normally distributed with a mean of 68.2 and a standard deviation of 10.4. estimate the probability that among 75 randomly selscted students, at least 20 of them score greater that 78.
Answers: 1
Mathematics, 21.06.2019 14:30
Brent works part-time at a clothing store. he earns an hourly wage of $15. if he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation? a. 15x > 45 b. 15x < 60 c. x > 60 d. 15x < 45 e. x < 60
Answers: 1
Mathematics, 22.06.2019 00:00
Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent
Answers: 1
Mathematics, 22.06.2019 01:10
Of jk j(–25, 10) k(5, –20). is y- of l, jk a 7: 3 ? a. –16 b.–11 c. –4 d.–1
Answers: 1
Scores on a test are normally distributed with a mean of 68.2 and a standard deviation of 10.4. esti...
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