1-determine whether the function / is one-to- one:
1 answer:
Answer:
is a function but not one-to-one.
Step-by-step explanation:
<em>Please refer to my Answer from this Question to know how to Determine whether a Relation is a Function or not: <u>brainly.com/question/2476082</u></em><em>9</em>
This is a function because time can only move forward and there can't be different numbers of people, , at the same time,
. The only thing that is possible is we can have the same number of people,
, at the different times,
. So, this isn't one-to-one but many-to-one.
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Answer:
95% Confidence interval: (96.06,103.94)
Step-by-step explanation:
We are given the following in the question:
Population mean, μ = 85
Sample mean, = 100
Sample size, n = 30
Alpha, α = 0.05
Population standard deviation, σ = 11
95% Confidence interval:
Putting the values, we get,
(96.06,103.94) is the 95% confidence interval for the population mean test score.