Question
In: Math
Assume that both populations are normally distributed. (a) Test whether mu 1 not equals mu 2μ1≠μ2...
|
Assume that both populations are normally distributed. (a) Test whethermu 1 not equals mu 2μ1≠μ2 at thealpha equals 0.01α=0.01 level of significance for the given sample data. |
Population 1 |
Population 2 |
|||
|
n |
17 |
17 |
|||
|
x bar |
14.614.6 |
19.819.8 |
|||
|
s |
4.24.2 |
3.73.7 |
Determine the P-value for this hypothesis test.
P=?(Round to three decimal places as needed.)
Solutions
milcah answered 2 years agoRelated Solutions
Assume that both populations are normally distributed. (a) Test whether mu 1 not equals mu 2μ1≠μ2...
Assume that both populations are normally distributed.
(a) Test whether
mu 1 not equals mu 2μ1≠μ2
at the
alpha equals 0.01α=0.01
level of significance for the given sample data.(b) Construct a
99%
confidence interval about
mu 1 minus mu 2μ1−μ2.
Population 1
Population 2
n
13
13
x overbarx
13.9
11.2
s
3.1
2.8
Assume that both populations are normally distributed. a) Test whether μ1 > μ2 at the alpha...
Assume that both populations are normally distributed. a) Test
whether μ1 > μ2 at the alpha equals 0.05
level of significance for the given sample data. b) Construct a
95% confidence interval about μ1 - μ2. C)
Determine the test statistic
Sample 1
Sample 2
n
22
14
x overbar
50.9
42.6
s
7.3
11.7
1, Assume that both populations are normally distributed. (a) Test whether μ1≠μ2 at the α=0.05 level...
1, Assume that both populations are normally distributed.
(a) Test whether μ1≠μ2 at the α=0.05 level of significance for
the given sample data. Detemine the P-value for this hypothesis
test.
(Round to three decimal places as needed.)
(b) Construct a 95% confidence interval about μ1−μ2.
Population 1
Population 2
n
14
14
x
11.2
8.4
s
2.8
3.2
2, Use the given statistics to complete parts (a) and (b).
Assume that the populations are normally distributed.
(a) Test whether μ1>μ2...
Assume that both populations are normally distributed. a) Test whether 2μ1≠μ2 at the α=0.05 level of...
Assume that both populations are normally distributed.
a) Test whether 2μ1≠μ2 at the α=0.05 level of significance for
the given sample data.
b) Construct a 95% confidence interval about 2μ1−μ2.
Sample 1
Sample 2
n
19
19
x overbarx
11.7
14.4
s
3.4
3.9
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals 76.0 beats per minute and a
standard deviation of sigma equals 12.5 beats per minute. Complete
parts (a) through (c) below. a. If 1 adult female is randomly
selected, find the probability that her pulse rate is less than 82
beats per minute. The probability is nothing. (Round to four
decimal places as needed.)
b. If 4 adult females are randomly selected, find the...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals 75.0 μ=75.0 beats per minute
and a standard deviation of sigma equals 12.5 σ=12.5 beats per
minute. Complete parts (a) through (c) below. a. If 1 adult
female is randomly selected, find the probability that her pulse
rate is between 71 71 beats per minute and 79 79 beats per minute.
The probability is . 2510 .2510 . (Round to four decimal places
as...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals 72.0 beats per minute and a
standard deviation of sigma equals 12.5 beats per minute. Complete
parts (a) through (c) below.
a. If 1 adult female is randomly selected, find the probability
that her pulse rate is less than 75 beats per minute.
The probability is _________
(Round to four decimal places as needed.)
b. If 4 adult females are randomly selected, find the...
Assume that adults have IQ scores that are normally distributed with a mean of mu equals...
Assume that adults have IQ scores that are normally distributed
with a mean of mu equals μ=105 and a standard deviation sigma
equals σ=15. Find the probability that a randomly selected adult
has an IQ between 95 and 115.
Assume that adults have IQ scores that are normally distributed with a mean of mu equals...
Assume that adults have IQ scores that are normally distributed
with a mean of mu equals 105 and a standard deviation sigma equals
15. Find the probability that a randomly selected adult has an IQ
less than 135. Click to view page 1 of the table. LOADING... Click
to view page 2 of the table. LOADING... The probability that a
randomly selected adult has an IQ less than 135 is nothing. (Type
an integer or decimal rounded to four decimal...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals μ=74.0 beats per minute and a
standard deviation of sigma equals σ=12.5 beats per minute.
Complete parts (a) through (c) below. a. If 1 adult female is
randomly selected, find the probability that her pulse rate is
less than 77 beats per minute. The probability is nothing. (Round
to four decimal places as needed.) b. If 44 adult females are
randomly selected, find the...
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