Mathematics, 24.06.2019 08:30 yesseniaroman21
The mean mark is 70% there are 30 students 20 of which are boys with a mean mark if 62% what is the mean for girls
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 19:30
Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
Mathematics, 21.06.2019 20:00
Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total
Answers: 2
Mathematics, 21.06.2019 20:30
Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2
Answers: 2
You know the right answer?
The mean mark is 70% there are 30 students 20 of which are boys with a mean mark if 62% what is the...
Questions
Physics, 17.03.2021 23:50
Mathematics, 17.03.2021 23:50
Mathematics, 17.03.2021 23:50
Business, 17.03.2021 23:50
Mathematics, 17.03.2021 23:50
Computers and Technology, 17.03.2021 23:50
History, 17.03.2021 23:50
Physics, 17.03.2021 23:50
Mathematics, 17.03.2021 23:50
Engineering, 17.03.2021 23:50
