Profit. The financial department for the company in Problems 85 and 87 established the following cost function for producing and selling x million memory chips: C x = 125 + 16 x million dollars (a) Write a profit function for producing and selling x million memory chips and indicate its domain. (b) Complete Table 12 , computing profits to the nearest million dollars. (c) Plot the points in part (B) and sketch a graph of the profit function using these points.
Profit. The financial department for the company in Problems 85 and 87 established the following cost function for producing and selling x million memory chips: C x = 125 + 16 x million dollars (a) Write a profit function for producing and selling x million memory chips and indicate its domain. (b) Complete Table 12 , computing profits to the nearest million dollars. (c) Plot the points in part (B) and sketch a graph of the profit function using these points.
Profit. The financial department for the company in Problems
85
and
87
established the following cost function for producing and selling
x
million memory chips:
C
x
=
125
+
16
x
million dollars
(a) Write a profit function for producing and selling
x
million memory chips and indicate its domain.
(b) Complete Table
12
, computing profits to the nearest million dollars.
(c) Plot the points in part (B) and sketch a graph of the profit function using these points.
In the graph below triangle I'J'K' is the image of triangle UK after a dilation.
104Y
9
CO
8
7
6
5
I
4
3
2
J
-10 -9 -8 -7 -6 -5 -4 -3 -21
1 2 3 4 5 6 7 8 9 10
2
K
-3
-4
K'
5
-6
What is the center of dilation?
(0.0)
(-5. 2)
(-8. 11
(9.-3)
6-
10
=
12:02
WeBWorK / 2024 Fall Rafeek MTH23 D02
/ 9.2 Testing the Mean mu / 3
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9.2 Testing the Mean mu:
Problem 3
(1 point)
Test the claim that the population of sophomore college
students has a mean grade point average greater than 2.2.
Sample statistics include n = 71, x = 2.44, and s = 0.9.
Use a significance level of a = 0.01.
The test statistic is
The P-Value is between :
The final conclusion is
< P-value <
A. There is sufficient evidence to support the claim that
the mean grade point average is greater than 2.2.
○ B. There is not sufficient evidence to support the claim
that the mean grade point average is greater than 2.2.
Note: You can earn partial credit on this problem.
Note: You are in the Reduced Scoring Period. All work counts for
50% of the original.
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