SOLUTION: At a level of significance of 0.10, Can we conclude that the following 400 observations follow
a poisson distribution with ? = 3.
No. of arrivals per
hour
0 1 2 3 4 5 or
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-> SOLUTION: At a level of significance of 0.10, Can we conclude that the following 400 observations follow
a poisson distribution with ? = 3.
No. of arrivals per
hour
0 1 2 3 4 5 or
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Question 267006: At a level of significance of 0.10, Can we conclude that the following 400 observations follow
a poisson distribution with ? = 3.
No. of arrivals per
hour
0 1 2 3 4 5 or
more
No. of hours 20 57 98 85 78 62
4.
A company recruits personnel for its sales department on the basis of special tests designed to
judge the potential of the candidates. The following table gives test scores and the mean daily
sales for 9 executives.
a.
Fit a regression line of Y on X.
b.
Prepare a table of predicted values and residuals.
Mean daily Score(Y) 34 39 30 33 36 38 45 41 48
Test Score (X) 59 69 50 56 64 66 77 73 83
(