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Ipatiy [6.2K]
3 years ago
7

Probability A survey of a college freshment class has determined that the mean height of females in the class is 64 inches,with

a standard deviation of 3.2 inches.
(a) Assuming the data can be modeled by a normal probability density function,find a model for these data.h
(b) Use a graphing utility to graph the model.Be sure to choose an appropriate viewing window.
(c) Find the derivative of the model.
(d) Show that f ' > 0 for x < µ and f' < 0 for x > µ.

Mathematics
1 answer:
kykrilka [37]3 years ago
6 0

Answer:

Please see attachment

Step-by-step explanation:

Please see attachment

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Svetlanka [38]

Answer:

992,016

Step-by-step explanation:

{996}^{2}  \\  =  {(1000 - 4)}^{2}  \\  =  {1000}^{2}  - 2 \times 1000 \times 4 +  {4}^{2}  \\  = 1000000 - 8000 + 16 \\  = 1000016 - 8000 \\  = 992,016 \\

5 0
3 years ago
Is the answer a,b,c or d​
Natalija [7]

Answer:

C) SSS

Step-by-step explanation:

<em>SSS</em> stands for "<em>side, side, side</em>" and means that we have two triangles with all three sides equal.  

If three sides of one triangle are equal to three sides of another triangle, the triangles are <em>congruent</em>.

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3 years ago
Lee Wine bought pizza from Pizza Hut for her son's party. The owner of the store said it would feed eight. Assuming six children
lidiya [134]
Answer : 2/8 of the pizza would be left of Lee Wine’s pizza.

Solution: 8/8 (1) - 6/8 = 2/8

Hope this helps!!
6 0
3 years ago
Can someone please help me​
N76 [4]

Answer:

A = 7 x 9.3

A = 65.1 yd²

Step-by-step explanation:

<em>(I am assuming that either 7 or 9.3 refers to the height. It is unclear.)</em>

A = bh

5 0
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Find the probability of getting one tail and three heads when you flip a fair coin four times. express your answer as a fractio
irakobra [83]
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You can be getting tails once and heads three times.

Fraction would be 1/4
------------------
3 0
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