Construct and interpret a 95% confidence interval estimate for the difference in the mean number of cell phone calls per month f
or 18-24-year-olds and 45-54-year-olds.
1 answer:
Answer:
25 per month
Step-by-step explanation:
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Answer:
2.5833333333333333333
Step-by-step explanation:
Answer:
The game system that Jim bought had the sale of $55 off.
Step-by-step explanation:
Jim sale price = $195
Kaylen price = $250

Answer:
- 1.67
Step-by-step explanation:
f(x) =
- 
=
- 
=
- 2
= - 1 
= -1.6666666
= -1.67
Answer:
sample 1: 75
sample 2: 86
Step-by-step explanation:
Answer:
Use your brain
Step-by-step explanation: