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:
0.1 (decimal)
Step-by-step explanation:
Answer:
the difference is 78
the avg drop is 3 degrees per kilometer
Step-by-step explanation:
Hope this helps
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