) Let X ={35, 45, 39, 41, 41, 44, 46, 48, 49, 34, 12, 50, 20,
38, 40}(a.) Insert X into R. (a.) Find the mean of X. (b.) Depict X
in a boxplot. (NOTE: This question should be answered entirely
using code for R.)
Control
5 mg
10 mg
50
51
60
48
51
58
46
49
57
51
53
61
53
52
61
47
46
64
Above are the results of a drug trial. The scores are
given for subjects in three different conditions – a placebo
control, 5 mg and 10 mg of the drug. Please run the appropriate
test in SPSS using p-value or traditional hypothesis testing method
and choose the alpha or p-value. If the results are statistically
significant, please...
PPS
S/O
A
B
A
B
1
$48
$40
50
100
2
52
49
50
100
3
39
24
50
200
4
58
27
50
200
5
66
25
50
200
*Stock B has a two-for-one stock split in year 3.
Calculate the price-weighted index and the value-weighted
index.
Calculate the percentage change from year 2 to year 3 for both
indexes.
PPS=Price per share. S/O= Shares outstanding
Group A has three scores, 12, 39, 42. Group B has three scores,
49, 46, 14. Group C has three scores, 49, 39, 32. Calculate the
grand mean (round to two digits).
QUESTION 2
Group A has three scores, 36, 50, 47. Group B has three scores,
17, 40, 18. Group C has three scores, 40, 29, 18. Calculate MS
error (Mean squared error for the error term). Round to one
digit.
QUESTION 3
Group A has three scores, 17,...