Mathematics, 07.05.2020 09:00, alaj6878
Sarah has a bag of 100 marbles. 40 are blue, 40 are green, and 20 are purple.
What is the probability of Sarah picking a blue marble on 2 consecutive draws without replacement?
15.8%
40%
20%
3.8%
Answers: 1
Mathematics, 21.06.2019 14:20, priscillavaladez1112
Twenty-five percent of the customers entering a grocery store between 5 p. m. and 7 p. m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.
Answers: 1
Mathematics, 21.06.2019 15:00, vnzgirl
1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.
Answers: 1
Mathematics, 21.06.2019 16:50, animexcartoons209
The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m
Answers: 2
Mathematics, 21.06.2019 20:30, oliwia0765
Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x
Answers: 2
Sarah has a bag of 100 marbles. 40 are blue, 40 are green, and 20 are purple.
What is th...
What is th...
Mathematics, 27.01.2020 22:31
Mathematics, 27.01.2020 22:31