Mathematics, 05.05.2020 11:54, screamqueen
(Q means Question. Q1, Q2, and Q3 are the questions I need help on. If anyone has the answer to all three of those questions, thanks)
ACT mathmatics score for a particular year are normally distributed with a mean of 27 and a standard deviation of 2 points.
Q1. What is the probability that a randomly selected score is greater than 29 points
Q2. What percentage of student scores are between 31 and 23?
Q3.A student who scores a 31 is in the percentile
Answers: 3
Mathematics, 21.06.2019 14:00, zahriamarie10
Match each expression with its simplified form.
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Mathematics, 21.06.2019 18:40, miguel3maroghi
Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.
Answers: 3
Mathematics, 21.06.2019 19:30, vanessagallion
Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .
Answers: 1
Mathematics, 22.06.2019 00:00, olgapagan1010
At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?
Answers: 1
(Q means Question. Q1, Q2, and Q3 are the questions I need help on. If anyone has the answer to all...
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