Answer:
the answere is 100
Step-by-step explanation:
Since 35% of the tracks are curved, 65% of the tracks must be straight.
65% = 65/100 = 13/20
Answer: Anything less than 5.
Some examples are 4, 3, -6, -24
Answer: D. This was a random sample. It may have included anyone in attendance.
Step-by-step explanation:
The options are:
A. This was a biased sample. Jim should interview all in attendance.
B. This was a census. Any guest may have participated.
C. This was a random sample. It may not have included anyone in attendance.
D. This was a random sample. It may have included anyone in attendance.
A random sampling is simply referred to as a subset of individuals that are picked from a larger set of individuals.
With regards to the question, Jim wanted to find out what the audience thought about the debate and after the event, he stood at the exit to survey every fifth guest.
This means that it was a random sampling and anyone could have been picked, the sampling wasn't bias.
This system will have 1 solution, or C. That's because since the equations are different, meaning that there is 1 solution.
