Arecent survey of 50 executives who were laid off during a recent recession revealed it took a mean of 26 weeks for them to find another position. the standard deviation of the sample was 6.2 weeks. construct a 95% confidence interval for the population mean.

Step-by-step explanation:

Given : Sample size :

Sample mean :

Standard deviation :

Significance level :

Critical value :

Formula to find the confidence interval for population mean :-

Hence, a 95% confidence interval for the population mean =

answer: 15

step-by-step explanation:

(f - g)(x) = 5x^3 - 3

step-by-step explanation:

rearrange these functions vertically, with like terms in separate columns:

f(x) = 5x^3 - 2

g(x) =         +1

now subtract, column by column:

(f - g)(x) = 5x^3 - 3