21 D
Question Progress
Homework Progress
61/65 Marks
b)
P(two 65) =
+
8395
First Roll
Second Roll
The probability of rolling a 6 on a
biased dice is 3
Submit Answer
6
a) Complete the tree diagram.
6
ol
not
6
b) Work out the probability of rolling
two sixes.
6
3/5
1/5
not
6
not
6
Sample Tree Diagrams
View One Minute Version
D

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

The quadratic function h(t)=-16.1t^2+150 choose the graph representation