1) Let x have a normal distribution with m = 10 and s = 3.
Find...
1) Let x have a normal distribution with m = 10 and s = 3.
Find the probability that an x value selected at random from this
distribution is between 9 and 11.
In symbols, find P (9 £ x £ 11).
2) Suppose you take a sample of 33 high-school students, and
measure their IQ. Assuming that IQ is normally distributed with m =
100 and s = 15, what is the probability that your sample’s IQ will
be...
Consider the weighted voting system [q:13, 11, 6, 5,
1].
Find the smallest value of q...
Consider the weighted voting system [q:13, 11, 6, 5,
1].
Find the smallest value of q for which
(a)
all five players have veto power.
b)
P3
has veto power but
P4
does not.
11-14. The following data are pull-ups for college male students
at pre and post. Find out...
11-14. The following data are pull-ups for college male students
at pre and post. Find out if there is any difference between pre-
and post-test. Pre-test 10, 11, 13, 14, 15, 16, 17 Post-test 11,
14, 16, 10, 22, 18, 19
13. Is the t value statistically significant at the p value of 0.01
(99% cumulative probability)?
14. If yes/no, what is the p-value found on the output?
Question 15-17. A volleyball coach noted that players who practices
jumping during...
Home work#4 cont.
Sum#5
The following data give the speeds of 13 cars (in mph) measured...
Home work#4 cont.
Sum#5
The following data give the speeds of 13 cars (in mph) measured by
radar, traveling on i-84
73, 75,69,68,78,70,74
76,72,79,68,77,72
Calculate the value of the 35th percentile.
Enter the exact answer in mph.
Sum#6
The following data give the annual salaries (in thousand dollars)
of 20 randomly selected health care workers.
50,71,57,39,45,64,38,51,33,62
75,40,69,44,77,61,58,54,64,59
A. Calculate the values of the three quartiles and the
interquartile range
Q1
Q2
Q3
IQR
B. Find the approximate value of the...
Chapter 11
Financial Planning Exercise 13
Interpreting stock report information
Using the S&P report in Exhibit...
Chapter 11
Financial Planning Exercise 13
Interpreting stock report information
Using the S&P report in Exhibit 11.6, find
the following information for Apple. If there is no appropriate
data in the report, leave the entry field blank.
What was the amount of revenues (i.e., sales) generated by the
company in 2014?
$ million
What were the latest annual dividends per share and dividend
yield? Round to two decimal places.
$ a share
%
What were the earnings (per share)...
Consider the following data to determine whether there is a
significant difference between the values of...
Consider the following data to determine whether there is a
significant difference between the values of Group 1 and Group 2.
Let the significance level be 5%.
Group 1: 15, 17, 26, 11, 18, 21, 13, 29
Group 2: 23, 14, 24, 13, 22, 23, 18, 21
Using the Mann Whitney Table of p-values, what is the p-value
for this test? Round your U test statistic up to the next value to
locate on the table. (round answer to 4...