Find the value of GIF(-1.5)
1 answer:
<h2>✒️ANSWER:</h2>
<u>When the intervals are in the form of (n, n+1), the value of greatest integer function is n, where n is an integer. For example, the greatest integer function of the interval [3,4) will be 3. The graph is not continuous. For instance, below is the graph of the function f(x) = ⌊ x ⌋.</u>
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Answer:
a) sample size is 40
Step-by-step explanation:
(a)
minutes
Margin of error, E is 75 seconds E=75/60= 1.25 minutes.
The level of significance for 95% level of significance
For 95% confidence interval from standard deviation table
Sample size required, n
Rounding off, n=40
Sample size =40
Keywords:
95% confidence, sample size, Wall Street Journal