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Q1) Do tall men tend to date shorter women than do tall women?
Men
73
69
61
72
66
59
Women
67
65
63
53
i) Which is the response variable?
ii)(a) What is the mean height for the men?
(b) What is the standard deviation for the women?
iii) Make a stem plot for the men height data.
iv) Calculate the five-number summary for the women.
v) Use numerical labels attached to employees of a small company to choose a simple random sample of size three using list of random digits
1
2
3
4
5
6
7
8
9
10
11
12
13
44982
20751
27498
12009
45287
71753
98236
66419
84533
11793
20495
05907
11384
1. Critchlow 4. Santner 7. MacEachern
2. Blumenthal 5. Stasny 8. Lin
3. Verducci 6. Wolfe 9. Berliner
Find the standard error of the difference in sample means,
Compute the variance and standard deviation
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