Okay, this is a written proof so what you have to do is list the steps. I am going to try my best to solve this problem...
Answer:
No
Step-by-step explanation:
1x7 does equal 7
but 2x7 doesn't equals 14 not 19
Answer: The confidence interval would be (0.2928,0.3672).
Step-by-step explanation:
Since we have given that
Total number of vehicles = 432
Number of SUVs sold = 142
So, it becomes,
At 90% confidence interval,
z = 1.645
So, the confidence interval would be
Hence, the confidence interval would be (0.2928,0.3672).
Answer:
342.85714 %
Step-by-step explanation:
Percentage increase is given by
increase= (new - original)/ original * 100 %
The new is 186 and the original is 42
= (186 - 42)/ 42 * 100 %
=144/42* 100 %
=3.42857 * 100%
=342.85714 %
The one on the top should be a right triangle and the bottom one is not