Answer:
2.5
Step-by-step explanation:
Use to figure out.
Substitute and solve:
2.5 is the slope.
Hope it helps!
(Mark Me a brainliest after second answerer plz)
The temperature started at 89°F. If the temperature went up 6°F and then down 12°F, whats is the temperature difference relative
1 answer:
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Answer:
{58.02007 , 61.97993]
Step-by-step explanation:
Data are given in the question
Sample of cars = n = 121
Average speed = sample mean = 60
Standard deviation = sd = 11
And we assume
95% confidence t-score = 1.97993
Therefore
Confidence interval is
= {58.02007 , 61.97993]
Basically we applied the above formula to determine the confidence interval